Build teams you can trust with Trio Senior Front-End Developers
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Trio focuses on finding only Senior Front-End Developers to deliver impact within your team. All of our developers are proven domain experts in their field. Companies choose Trio to scale their teams faster with best-in-class talent.
Carlos
Senior Front-End Developer
10+ years of experience
Dhyego
Senior Front-End Developer
Dhyego is a senior software developer with 12 years of experience in a wide range of projects and complexities. He specializes in software architecture, web development, and technical leadership, and is passionate about innovative solutions that drive business success. With his diverse experience and strong technical skills, he is a reliable and highly competent professional.
Dhyego is a senior software developer with 12 years of experience in a wide range of projects and complexities. He specializes in software architecture, web development, and technical leadership, and is passionate about innovative solutions that drive business success. With his diverse experience and strong technical skills, he is a reliable and highly competent professional.
JavaScript
React Native
React
Flutter
Vue.js
Ruby
PHP
Java
Python
Elixir
Bash
CI/CD
SQL
NoSQL
Docker
GraphQL
REST
Messaging
AWS
GCP
Terraform
Trio allowed us to find the proper talent needed for our clients' projects without having the burden of trying to interview them and have them on payroll full time internally.
Alec Harrison
Co-Founder & Design Specialist at Visual Boston
Carlos
Senior Front-End Developer
Carlos is a Software Engineer with a decade of experience in developing mobile and web applications for various companies situated in Germany, the USA, Israel, and Chile. He has worked across diverse domains, including healthcare, home automation, transport, HR, education, and Augmented Reality, seeking out innovative work settings that allow him to work with cutting-edge technologies, enhance business outcomes, and improve user experience.
Carlos is a Software Engineer with a decade of experience in developing mobile and web applications for various companies situated in Germany, the USA, Israel, and Chile. He has worked across diverse domains, including healthcare, home automation, transport, HR, education, and Augmented Reality, seeking out innovative work settings that allow him to work with cutting-edge technologies, enhance business outcomes, and improve user experience.
React
JavaScript
Next.js
React Native
OpenAI
When I connected with Trio, I had an MVP, and Trio helped me turn my idea into reality. I needed engineering support to come in and give the vision of where the product could go, how it could be scalable, and accessible for hundreds of thousands of users worldwide.
Cal Brunell
Co-Founder at Everyday Speech
Jhonatan
Senior Front-End Developer
Jhonatan is a passionate software engineer with extensive experience in React and React Native, specifically building various front-ends across fintech and health tech. He also has back-end experience and is comfortable with dealing with systems integrations. He enjoys grappling with technical challenges and implementing solutions that positively impact end-users.
Jhonatan is a passionate software engineer with extensive experience in React and React Native, specifically building various front-ends across fintech and health tech. He also has back-end experience and is comfortable with dealing with systems integrations. He enjoys grappling with technical challenges and implementing solutions that positively impact end-users.
React Native
React
JavaScript
Typescript
Node.js
The thing that impressed me the most was that Trio was able to very quickly find us qualified candidates. We spent 6 months, and we couldn't hire an iOS or Android engineer, but Trio gave us one of each in 3 weeks.
Shaun Scovi
General Manager at Poloniex
Sergio
Senior Front-End Developer
Sérgio has been a software developer for the past 7 years, specializing in building web applications using Javascript and React. In addition, he possesses experience in developing APIs and mobile apps. His professional experience encompasses working with startups, agencies, and as a consultant. Sérgio is a team player and an effective communicator. He is self-taught, driven by challenges, and always keen to expand his knowledge.
Sérgio has been a software developer for the past 7 years, specializing in building web applications using Javascript and React. In addition, he possesses experience in developing APIs and mobile apps. His professional experience encompasses working with startups, agencies, and as a consultant. Sérgio is a team player and an effective communicator. He is self-taught, driven by challenges, and always keen to expand his knowledge.
JavaScript
React
HTML
CSS
Node.JS
Trio's engineers helped us prioritize development so that we could get our platform out to our consumers as fast as possible. I'd describe a Trioneer as creative, committed, and enthusiastic, and I loved working with them because they felt like a member of our team.
Brianna Socci
Co-Founder & CPO at UBERDOC
Tuily
Senior Front-End Developer
Tuily is an experienced front-end developer proficient in creating captivating websites and web applications, leveraging a robust expertise in constructing dynamic user interfaces. Beyond programming, he adeptly channels his artistic creativity towards the meticulous craft of 2D and 3D art.
Tuily is an experienced front-end developer proficient in creating captivating websites and web applications, leveraging a robust expertise in constructing dynamic user interfaces. Beyond programming, he adeptly channels his artistic creativity towards the meticulous craft of 2D and 3D art.
JavaScript
React
CSS
Next.js
Trio just makes it easy to allocate engineers. They give you very transparent prices upfront for the skill set that you need, so scaling up our project is as easy as reaching out and saying, 'That's what we need!
Mark Kimmerman
Partner and Product Manager at Cosmos
Nicolas
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Tomás
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Antônio
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Kaua
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Erick
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Luan
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Vitór
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Douglas
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Thiago
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Nicolas
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Renan
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
Pedro
Senior frontend Developer
10 Years of Experience
frontend
Javascript
Vue.js
Node.js
NGX
HTML
The team at Trio understands modern leadership/engineering which allows them to find high-quality individuals seeking opportunities to challenge themselves and develop new skills. Their engineers have the highest potential and have surpassed our expectations when taking the chance on them.
Brandon Chinn
Sr. Director of Product Engineering @ Tally
See what some of our other partners have to say about Trio.
Cosmos found it easier to have quality talent allocated to them through Trio.
Listen To
Mark Kimmerman
Partner
Our senior ReactJS developers are well-rounded professionals that are passionate about building great products and delivering real impact in your company.
Excellent Communication
Deep Technical Expertise
Proven Mentoring Ability
Creative Problem Solving
Strategic Thinkers
100%
All Trio React Developers are senior-level with proven experience.
7 days
to fill most roles, sometimes within 3 days.
50+ hours
of time saved sourcing and interviewing candidates.
98%
Our engineers stay on teams for 2+ years on average
Criteria | Trio | Internal Hiring | Marketplace | |
---|---|---|---|---|
1 | Time to find a senior React developer | 0-3 weeks | 1-4 Months | 1-4 Months |
2 | Recruiting Fee | None | 15%-40% | None |
3 | Quality Guarantee | Yes | No | No |
4 | Failure Rate | Very Low | Low | Very High |
5 | Pre-Screened Candidates | Yes | No | No |
6 | Deep Technical Validation | Yes | No | No |
7 | Termination Costs | None | Very high | None |
8
Senior React developers have a proven track record of excellent communication skills, work ethic, and impact. We match your company with senior developer talent that has extensive experience relevant to the role you're trying to fill.
Beyond their excellent technical capabilities, senior React developers are also screened for English proficiency and vetted for communication and collaboration skills. We want to ensure they're amazing teammates, not just amazing workers.
9
Our senior developers have proven experience in their functional areas and can convey complex concepts clearly to all stakeholders.
It's not about scaling fast, it's about scaling well. Trio ensures that you scale safely with talent that delivers real impact and will stick around for the long haul.
10
Work with senior React developers full-time for a fixed hourly rate, for either 1, 3, 6, or 12-month engagements. Invoices are sent bi-weekly. No hidden fees.
With Trio, you don't have to worry about benefits, vacation time, unemployment, termination hassle, paperwork, recruiting time and expenses, etc. We take care of those details.
It’s easy to scale up or downsize with Trio. No hassle involved, just good communication and advance notice as outlined in our agreement.
Company value is largely impacted by your ability to build an amazing team and product. Hiring an amazing team of developers to build a great product takes substantial amounts of time and money.
Whether a senior React developer is hired to provide in-house teams with more bandwidth or to extend the team's capabilities, Trio enables your company to build your team and product faster.
All Trio React Developers are senior-level with proven experience.
Once our team has identified strong candidates that fit your team based on the details we gathered, we'll present a list of senior ReactJS developer profiles for your project.
Trio developer profiles are extremely detailed and transparent in order to save you time evaluating candidates. You'll still be able to screen candidates before hiring if you wish.
As soon you review and sign off on a senior React developer, our team will work with you to onboard and manage them for the duration of their tenure.
Our team is committed to delivering excellence as a plug-and-play engineering department that provides long-term stability and generates a positive impact to our partners.
Trio provides only the best senior React developers in Latin America across the most popular and stable web technologies. We focus on building processes that allow us to source, identify and manage senior developers that integrate and deliver real impact to your company.
Unlike freelance developers who do not feel the need to be committed to a team beyond their tasks, Trio's senior React developers integrate on a full-time basis and are dedicated to working with your team for the long haul. They collaborate in meaningful ways and understand how their work ties into the big picture.
Our core strength lies in our ability to enhance your current teams with senior developers who have the experience and capabilities to drive your roadmap forward in a way that less experienced developers simply cannot do.
Trio operates primarily in Latin America which shares favorable time-zone alignments across the entire United States. You'll be able to collaborate easier with senior React developers that are available when you are, and eager to work with you remotely.
Trio's senior developers are experts in their given domain. They not only understand your business objectives but they are experienced enough to understand the why behind what they are building.
Trio takes it one step further by providing resources and training for senior developers to grow their skills.
Absolutely! Onboarding times aside, Trio is capable of providing senior front-end developers within a five-day timeframe to review and hire.
We recommend that developers start their assignment the week after they accept an offer. This allows them to start at the beginning of the next week.
Our experienced team supports you throughout this process, and can even align with your onboarding procedures to save time.
Trio's process is based on years of experience managing and growing successful engineering teams. We prioritize understanding your specific requirements to ensure we find the best fit senior developer for your team.
Our detailed interview process is designed to identify candidates that meet your specific needs. With a focus on detail and transparency, we present candidates who truly align with your expectations.
At Trio, we prioritize communication and collaboration. We believe this is key to delivering the highest value to our partners. With Trio, you’ll have access to some of the best senior front-end developers in Latin America.
Our engineering managers are skilled and dedicated professionals, committed to making sure that each developer on your team is not only satisfied but also consistently exceeds your expectations.
Absolutely, Trio understands the value of dedicated support. Each senior developer is paired with an engineering manager at no additional cost. These managers handle the needs of the developers on a weekly basis and are a third perspective should any issues arise.
While they support your project and engineering managers, their main goal is to allow your team to focus on what truly matters – delivering new features on time.
When hiring a senior front-end developer, look for individuals with a deep understanding of their technology.
They should be familiar with front-end production-grade patterns and practices and have a strong understanding of web development down to the details.
Front-end developers are responsible for making your web application look and feel so good that your customers can’t help but tell their friends and family about it.
That’s no easy feat because great front-end developers spend years mastering the latest and greatest JavaScript framework and honing their attention to detail in order to make the designers on their teams happy.
Front-end development is the process of building user interfaces (UIs) for web applications.
Front-end development refers to the practice of creating the user interface and user experience of a website or application. It involves designing and implementing the visual and interactive elements that users see and interact with directly on their screens.
Front-end developers use a combination of programming languages such as HTML (Hypertext Markup Language), CSS (Cascading Style Sheets), and JavaScript to build the front end of a website or application. These technologies provide the building blocks for structuring and styling the content, defining layouts, and adding interactivity and dynamic behavior to the user interface.
Front-end developers work closely with designers and back-end developers to create a seamless user experience. They translate design mockups or wireframes into code, ensuring that the interface is visually appealing, responsive, and intuitive to use across different devices and browsers.
They also optimize the performance of the front end by minimizing file sizes, improving loading times, and implementing best practices for accessibility and usability.
In addition to the core technologies mentioned above, front-end developers often use various frameworks, libraries, and tools like React, Angular, Vue.js, and Sass to streamline development, enhance productivity, and build complex web applications efficiently.
Some of the well-known front-end frameworks include:
React: Developed by Facebook, React is a JavaScript library for building user interfaces. It allows developers to create reusable UI components and efficiently update and render them based on changes in data. React follows a component-based architecture and is widely used for building single-page applications (SPAs) and mobile applications.
Angular: Developed and maintained by Google, Angular is a comprehensive JavaScript framework for building web applications. It provides a complete solution for structuring, developing, and deploying applications. Angular follows the Model-View-Controller (MVC) pattern and offers features like two-way data binding, dependency injection, and declarative templates.
Vue.js: Vue.js is a progressive JavaScript framework that emphasizes simplicity and ease of use. It allows developers to incrementally adopt its features, making it suitable for both small and large-scale applications. Vue.js provides reactive data binding, component-based architecture, and seamless integration capabilities.
Ember.js: Ember.js is a robust JavaScript framework that focuses on convention over configuration. It provides a comprehensive set of tools and features for building ambitious web applications. Ember.js follows the Convention over Configuration (CoC) principle and includes features like data binding, computed properties, and routing.
These are just a few examples of popular front-end frameworks, and there are many other frameworks and libraries available based on specific needs and preferences. Developers often choose frameworks based on factors like project requirements, community support, documentation, performance, and their own familiarity with the tools.
A front-end developer is responsible for creating the user-facing part of a website or application. Their main focus is on implementing the visual and interactive elements that users interact with directly. Here are some of the tasks and responsibilities of a front-end developer:
Web Development: Front-end developers use programming languages like HTML, CSS, and JavaScript to build web pages and user interfaces. They create the structure of the web pages using HTML, apply styles and layouts using CSS, and add interactivity and dynamic behavior using JavaScript.
User Interface (UI) Design Implementation: Front-end developers work closely with UI/UX designers to translate design mockups, wireframes, and prototypes into code. They ensure that the visual elements, typography, colors, and overall layout of the user interface match the intended design.
Responsive Design: With the increasing use of mobile devices, front-end developers need to create responsive and mobile-friendly designs. They utilize techniques like media queries and flexible layouts to ensure that the website or application looks and functions well on various devices and screen sizes.
Cross-Browser Compatibility: Front-end developers ensure that the website or application works consistently across different web browsers (such as Chrome, Firefox, Safari, and Internet Explorer). They test and troubleshoot compatibility issues, making necessary adjustments to the code to ensure a smooth experience for users.
Performance Optimization: Front-end developers optimize the performance of the user interface by reducing file sizes, optimizing images, and minifying code. They implement techniques like caching, lazy loading, and asynchronous loading of resources to improve the loading speed and overall performance of the website or application.
User Experience (UX) and Accessibility: Front-end developers focus on creating a positive user experience by implementing intuitive and user-friendly interfaces. They ensure accessibility by adhering to web standards and guidelines, making the website or application usable for people with disabilities.
Successful front-end developers have a combination of technical skills, problem-solving abilities, and a keen eye for design.
Here are some essential skills needed for front-end development:
Proficient in HTML: Front-end developers should have a strong understanding of HTML (Hypertext Markup Language) to structure the content of web pages properly. Knowledge of HTML5 and its features is important.
Expertise in CSS: CSS (Cascading Style Sheets) is crucial for styling web pages and creating visually appealing designs. Front-end developers should be proficient in CSS and understand concepts like selectors, box models, layout techniques, responsive design, and CSS frameworks.
Strong JavaScript skills: JavaScript is a programming language used for adding interactivity and dynamic behavior to web pages. Front-end developers should have a solid understanding of JavaScript fundamentals, including DOM manipulation, event handling, AJAX, and working with APIs.
Knowledge of front-end frameworks: Familiarity with popular front-end frameworks like React.js, Angular, Vue.js, or Ember.js can be advantageous. These frameworks can boost productivity and provide efficient ways to build complex user interfaces.
Responsive Design: Front-end developers should have experience in creating responsive designs that adapt to different screen sizes and devices. Understanding media queries, flexible grids, and CSS frameworks like Bootstrap can help achieve responsive layouts.
Cross-Browser Compatibility: Web pages and applications should work consistently across different web browsers. Front-end developers should be skilled in troubleshooting and resolving cross-browser compatibility issues.
Web Performance Optimization: Optimization techniques like code minification, image optimization, caching, and lazy loading are essential for improving web page performance. Familiarity with tools like PageSpeed Insights and techniques for optimizing web performance is valuable.
Version Control Systems: Proficiency in using version control systems like Git is important for collaboration and code management in a team environment.
UI/UX Understanding: Front-end developers should have an understanding of user interface design principles and user experience concepts. They should be able to work closely with designers and implement designs effectively.
Problem-Solving and Debugging: Front-end developers should possess strong problem-solving skills and be able to debug and troubleshoot issues efficiently. Familiarity with browser developer tools is beneficial for identifying and fixing errors.
Continuous Learning: Front-end development is a rapidly evolving field. Being open to learning new technologies, and frameworks, and staying updated with the latest trends is important for growth and staying competitive.
It's worth noting that these skills may vary depending on the specific job requirements and the technologies used by the organization. Building a diverse skill set and staying adaptable to new technologies will help front-end developers excel in their roles.
Next up is finding out where to look for front-end developers. There are a few approaches you can take here. Let's go through them.
Freelance marketplaces allow you to browse a large database of developers looking for work across the world. On these sites, it’s up to the freelance front-end developers to advertise their own skills, and expertise, and name their rates. It’s up to you to choose who you think is best.
Keep in mind that freelancing by definition means that your front-end developer is not obliged to be fully dedicated to only your project. Freelance developers can work on several projects at once and are free to do so.
Depending on the level of commitment you want, this can be a pro or a con. You may want to avoid hiring someone full-time and only need a temporary resource for your front-end development needs.
Job boards and job networks can help you seek out developers using more traditional means, who uploaded their profiles and resumes for companies to screen.
You’ll first have to make a job description that will be available to all job seekers on the site – given they use the right keywords.
These sites draw many visitors but they typically cater to job seekers who have preemptive salary expectations and are looking for full-time work with benefits.
For those of you who are looking for developers to work on an ongoing basis, this may be a good option. It also can be a challenge if your brand doesn’t have much of a reputation, or if your job description is poorly written.
Outsourcing agencies provide businesses the ability to rapidly scale their team to their desired size.
These agencies are all over the world with developers on hand to build your project from the ground up. Quality may vary greatly!
The advantage of this approach is that you’ll save time, money, and resources if you’ve picked the right partner. Many small to medium-sized businesses (SMBs) don’t yet have the resources or desire to manage a remote and in-house team. Outsourcing development can offer a level of professionalism that freelance marketplaces cannot, and will not guarantee.
On the other hand, communication is the primary disadvantage that can arise with outsourcing agencies. This is due to cultural differences if you’re working with far eastern teams, to skill issues that are discovered later.
Hiring a senior front-end developer to build your web application is an obvious need. The real question you have to ask yourself is how you want to hire a front-end developer. We’ve gone through some of the options, and the risks associated with them.
If you're keen on leveraging nearshore tech partners to speed up your hiring process and get you a senior front-end developer fast, reach out to us at Trio.
At Trio, communication is our top priority. We can scale your team with the best senior front-end talent in Latin America.
Our partners are growing and innovating their businesses faster with Trio.