Senior Full-Stack Engineer, React, Next.js, TypeScript

Software Mind

Senior Full-Stack Engineer developing consumer-facing applications using Next.js, React, and TypeScript. Join a multicultural team focused on financial tools and project initiatives.

Posted 5/14/2026full-timeRemote • 🇨🇷 Costa RicaSeniorWebsite

Tech Stack

Tools & technologies

JavaScriptMaterial UINext.jsReactSDLCSQLTypeScript

About the role

Key responsibilities & impact

Write great code that is optimized for scalability and help design and build robust systems and large-scale consumer-facing applications.
Be a team player who is willing to perform code reviews, share your expertise/knowledge to support others, and is able to work collaboratively with peers.
Play a key role in supporting the ongoing efforts to make the client's end-to-end SDLC fast and efficient, while maintaining industry-standard best practices.
Work throughout the full tech stack using Next.js (version 13 or newer), React.js, TypeScript, JavaScript, Material UI, REST APIs, SQL, and more.
Contribute to the design and development of new applications, features, and workflows to make the customer experience more intuitive and user-friendly.

Requirements

What you’ll need

+90% English written and oral (at least B2-C1 level) with excellent communication skills
5+ years in a professional software engineer position
2+ years working on consumer-facing applications
Experience building modern Full-Stack applications with strong expertise in Front-End development and proficiency in backend development
Expertise in Next.js (version 13+), React, TypeScript, JavaScript, and SSR
Proficiency with SQL, REST APIs, and backend integrations
Ability to take business requests and break them down into manageable steps to achieve a goal
Experience designing complex software projects, creating project plans, tracking progress, and driving the team to project execution by working collaboratively
Able to see and understand the big picture of how systems interact with one another

Benefits

Comp & perks

Flexible schedules and authentic work-life balance
Opportunities for continuing education
Birthday celebration
Payment in US Dollars

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills & Tools

Next.jsReact.jsTypeScriptJavaScriptMaterial UIREST APIsSQLFull-Stack developmentFront-End developmentbackend development

Soft Skills

team playercode reviewscollaborationcommunication skillsproblem-solvingproject planningtracking progressdriving project executionbig picture thinkingsupporting others