Senior Full-Stack Engineer in Niuro

Remote (6 locations) | Senior | Full time | Programming

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Niuro connects projects with elite tech teams, collaborating with leading U.S. companies. Our mission is to simplify global talent acquisition through innovative solutions that maximize efficiency and quality. As a Senior Full-Stack Engineer on our U.S. Fintech Platform initiative, you will contribute to a modern home-buying and lending ecosystem by delivering high-impact, end-to-end features that power a scalable fintech platform. You’ll join a small, highly experienced team focused on reliability, performance, observability, and rapid iteration, while benefiting from Niuro's global, remote-first environment and strong administrative support to handle onboarding, payments, and training.

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What you’ll do

Build and maintain full-stack features using React.js and Node.js, delivering robust, scalable UI and backend services.
Improve system observability and reliability with monitoring and tracing tools, such as Sentry and structured logging.
Implement and maintain automated tests (Cypress, integration, regression) to ensure quality and regression safety.
Optimize front-end data fetching and caching (TanStack React Query, debouncing, optimistic updates) for responsive user experiences.
Collaborate in agile sprints, identify blockers early, and ensure timely delivery of features with high quality.
Participate in architectural discussions, contribute to code reviews, and mentor junior team members as needed.
Leverage AI coding tools to accelerate development and testing, while maintaining code quality and maintainability.

Required qualifications and experience

We are seeking a Senior Full-Stack Engineer with 5+ years of hands-on experience in modern web development. The ideal candidate is proficient in React.js, Node.js, and TypeScript, with practical experience in building full-stack solutions for fintech or enterprise platforms. You should be comfortable working across the stack, from UI components to API services, and possess a solid understanding of performance, security, and reliability considerations in cloud environments. Strong communication skills and the ability to work effectively in U.S. Eastern Time (EST) hours are essential, as is a track record of delivering high-quality software in fast-paced teams. Familiarity with AI-assisted coding tools and testing frameworks (Cypress, Jest or similar) is highly desirable. Proficiency in English is required.

Nice to have

Nice to have experience with Next.js (routing, SSR/ISR), AWS services (Lambda, DynamoDB, CloudWatch), and a solid understanding of concurrency issues (race conditions, cache invalidation). Familiarity with fintech domain concepts such as lending workflows, payment flows, and regulatory considerations would be advantageous. Demonstrated ability to design scalable systems, optimize for performance, and contribute to product strategy is a plus.

Benefits & perks

We provide the opportunity to participate in impactful and technically rigorous industrial data projects that drive innovation and professional growth. Our work environment emphasizes technical excellence, collaboration, and continuous innovation.

Niuro supports a 100% remote work model, allowing flexibility in work location globally. We invest in career development through ongoing training programs and leadership opportunities, ensuring continuous growth and success.

Upon successful completion of the initial contract, there is potential for long-term collaboration and stable, full-time employment, reflecting our long-term commitment to our team members.

Joining Niuro means becoming part of a global community dedicated to technological excellence and benefiting from a strong administrative support infrastructure that enables you to focus on impactful work without distraction.

GETONBRD Job ID: 56765

Informal dress code No dress code is enforced.

Remote work policy

Locally remote only

Position is 100% remote, but candidates must reside in South America, Nicaragua, Mexico, Costa Rica, Dominican Republic or Guatemala.

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