Senior Frontend Engineer, React (Costa Rica-Based, Remote)

Who We Are:

At InVitro Capital, we’re not just building startups—we’re crafting solutions that redefine industries and solve real-world challenges. As a venture studio, we launch and scale transformative companies designed to deliver meaningful impact.
From AI-driven platforms to disruptive B2B technologies, we thrive at the intersection of innovation and execution. If you’re ready to collaborate with visionaries, work on groundbreaking projects, and help define the future, this is your opportunity to lead and excel.

Job Overview:

Are you a senior front-end innovator with a proven track record of delivering high-performance, visually stunning user experiences? We’re seeking a Senior Front-End Engineer with expert-level React skills to take ownership of the front-end development lifecycle and elevate our platforms to new heights.
In this role, you’ll lead the development of cutting-edge platforms that disrupt industries like healthcare, finance, and commerce. This is your opportunity to make an outsized impact, drive innovation, and mentor the next generation of front-end talent.

What You’ll Do:

• Lead Front-End Development: Take ownership of front-end architecture, ensuring scalability, reliability, and excellence in every project.
• Design Exceptional Interfaces: Develop responsive, intuitive, and visually engaging web interfaces using React, TypeScript, and modern development principles.
• Build for Scale: Design and implement robust, modular, and scalable front-end systems that can grow with evolving product needs.
• Ensure Code Excellence: Drive high-quality standards in front-end codebases through architectural planning, code reviews, and scalable design patterns.
• Collaborate with Stakeholders: Partner with designers, back-end developers, and product managers to shape innovative, user-centric solutions.
• Optimize Performance: Ensure seamless functionality, scalability, and lightning-fast performance across devices and platforms.
• Mentor and Inspire: Guide junior developers, share best practices, and elevate the technical proficiency of the team.
• Push the Envelope: Stay ahead of industry trends, introducing cutting-edge tools and techniques to keep our platforms at the forefront of front-end innovation.

Who You Are:

You’re a seasoned front-end expert with a passion for innovation, a sharp eye for detail, and a drive to solve complex challenges:

• Proven Track Record: 6+ years of experience in front-end development with expert knowledge of React, JavaScript, TypeScript, HTML5, and CSS3.
• Architectural Visionary: Extensive experience with modern front-end architecture and state management tools like Redux.
• Scalability Mindset: Demonstrated ability to architect and build scalable UI components and front-end systems for high-growth applications.
• Problem Solver: Exceptional debugging and performance optimization skills with a knack for overcoming complex technical challenges.
• AI-Enhanced Workflow: Experience using AI tools like Cursor or similar to boost productivity, enhance code quality, and streamline development workflows.
• Leader and Collaborator: Strong leadership abilities with exceptional communication skills and a proactive approach to cross-functional collaboration. Bonus Points
• Experience with Material-UI, Next.js, micro frontends, or contributing to open-source projects.
• Expertise in building design systems and reusable component libraries.
• Familiarity with CI/CD pipelines and DevOps practices for front-end applications.

Why Join Invitro Capital?

• Work on cutting-edge AI and B2B technologies: We are at the forefront of AI and B2B innovation. Our employees have the opportunity to work on the latest and greatest technologies, and to make a real impact on the SME market.
• Help build and grow successful startups: We are committed to helping our portfolio companies succeed. Our employees play a vital role in building and growing these companies. This is not a 9 to 5 job. This is a startup environment with a give-it-all mentality.
• Work with some of the best minds in the industry: You will be part of a team of seasoned entrepreneurs and product leaders who are on a mission to make a difference in the SME space. You will have the chance to work with some of the best minds in the industry.
• Supportive and collaborative work environment: We believe in creating a supportive and collaborative work environment where our employees can thrive.
• Competitive compensation: We offer a competitive compensation package, with salaries ranging from [$3,700 to $5,800 monthly], payable in USD