[8IB] Senior Front End Engineer
Software Mind
The role
Job description
We’re seeking a Senior Software Engineer (Front End) to own and deliver public-facing and internal features
that improve user experience, performance, and SEO. You will work cross-functionally with PMs, designers,
backend engineers, and QA on an agile team and be responsible for design, implementation, testing, and
production support.
- Design and implement customer-facing features using Angular, React and TypeScript that meet performance, accessibility (a11y), and SEO goals.
- Collaborate with product and design to translate requirements into technical designs and estimates.
- Write clean, testable code and maintain a component-driven design system.
- Contribute to architecture and non-functional requirements (scalability, security, observability).
- Improve site speed and Core Web Vitals by optimizing bundles, rendering strategy, and caching.
- Implement and maintain automated tests (unit, integration, and E2E).
- Participate in sprint planning, code reviews, and delivery processes from story inception through production rollout.
- Support production services on a rotation basis and troubleshoot incidents to minimize downtime.
- Mentor teammates and help raise the team’s engineering standards.
Must have:
- 3+ years of professional experience building production-ready applications using Angular.
- 5+ years professional front-end development experience (or equivalent demonstrable experience).
- 3+ years building production applications with React and TypeScript.
- Strong experience with modern front-end tooling: bundlers (webpack/Vite/Gulp), state management, component libraries, and design systems.
- Proven ability to deliver features used in production and own them through lifecycle.
- Proven experience using agentic AI tools (such Claude or GitHub Copilot) to accelerate front-end development workflows, including code generation, component building, and performance optimization.
- Ability to mentor team members on effective AI usage; establishing best practices, identifying high leverage opportunities, and fostering a culture of thoughtful, responsible AI adoption across the engineering team.
- Experience embedding generative AI features directly into user-facing applications, such as intelligent
- interfaces, dynamic content generation, and LLM-powered experiences.
- Experience writing automated tests (Jest/React Testing Library, Cypress or similar).
- Solid understanding of web performance optimization, SEO fundamentals, and accessibility best practices.
- Familiarity with secure development practices and basic security testing concepts.
- Experience working in agile teams and collaborating across disciplines.
- Clear written and verbal communication skills.
- Exposure to AI-assisted development workflows and prompt engineering best practices.
Working Style:
- Ownership mindset: You identify problems, take initiative, and see things through
- Pragmatic and adaptable: You choose the right tool for the job and aren't afraid to learn new technologies
- Systematic problem-solver: You can debug complex systems and think through tradeoffs
Good to Have:
- Experience with server-side rendering / hybrid frameworks (Next.js) and edge caching strategies.
- Experience with GraphQL, Node.js backends, or CMS integrations.
- Prior experience optimizing large-scale sites for SEO and traffic.
Interview Process
- Test (assessment or case study completed prior to submission. Resume and results of assessment attached when submitting.
- First interview (Aprox 45mins)
- Second interview with a panel (1hour)
We are Software Mind, an awesome team of engineers who are ready to ramp up any top-notch company’s projects! Our aim? To always be one step ahead. Become part of a multicultural company in constant growth with an excellent work environment certified by Great Place To Work!
Originally posted on Himalayas
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Listing details
- Listed location
- Costa Rica
- Employment
- Full Time
- Published
- Jul 18, 2026
Listing trust
- Observed through
- Himalayas
- Listing last observed
- Jul 26, 2026
Work-from eligibility is based on normalized evidence in the listing: Costa Rica.
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