Senior Full Stack Engineer

Bounteous; United States; Remote; USD 120,000 - 180,000; Full time

Job summary

Bounteous, a global AI Services firm, seeks a Senior Full Stack Engineer (React/Node.js/SQL) to own an application from frontend to production, across APIs, databases, and deployments. You will shape architecture, troubleshoot complex issues, and ensure performance and reliability with a collaborative team across Mexico and Canada.

The role emphasizes hands‑on development, technical ownership, and mentorship while supporting end‑to‑end delivery from design through production support in a

Qualifications

• 6+ years of software development experience, preferably full‑stack.
• Strong hands‑on experience with React, Node.js, JavaScript/TypeScript, and SQL.
• Experience owning or playing a key technical role in medium‑to‑large applications.
• Experience across the full SDLC: requirements, design, development, testing, deployment, and production support.

Responsibilities

• Take end‑to‑end ownership of an application, including frontend, backend, APIs, database, and integrations.
• Drive deployment, performance optimization, and production support.
• Mentor and guide other engineers; conduct code reviews.

Skills

React

Node.js

JavaScript/TypeScript

SQL

REST APIs

System integrations

End‑to‑end ownership

Architecture understanding

Debugging

Mentoring

Tools

AWS

Azure/GCP

CI/CD

Docker

Kubernetes

Testing (unit/integration)

Observability tools

Job description

Bounteous is a global AI Services firm where agentic engineering and human experience converge to deliver transformative business outcomes for the enterprise. We help organizations design, build, and scale AI-driven products, platforms, and processes. With more than 5,000 team members worldwide, Bounteous delivers AI that sticks, powering adoption and outcomes that move organizations from experimentation to true transformation. Bounteous is backed by New Mountain Capital, a New York-based growth-oriented investment firm that emphasizes business building.

Senior Engineer (Senior Full Stack Engineer)

ContractLocation: Mexico, Canada

Role Overview

We are looking for a Senior Full Stack Engineer with strong hands‑on expertise in React, Node.js, and SQL who can take end‑to‑end technical ownership of an application. The ideal candidate should be capable of looking beyond individual modules or development tasks and understanding the application as a whole—including frontend, backend, APIs, database, integrations, deployment, performance, and production support. The role requires a combination of hands‑on development, technical ownership, problem‑solving, and team guidance.

Experience

• 6+ years of software development experience, preferably in full‑stack application development.
• Strong hands‑on experience with React, Node.js, JavaScript/TypeScript, and SQL.
• Experience owning or playing a key technical role in medium‑to‑large applications.
• Experience across the complete SDLC: requirements, design, development, testing, deployment, and production support.
• Experience troubleshooting complex issues across frontend, backend, database, and integration layers.
• Experience conducting code reviews and mentoring/guiding other engineers.

Must‑Have Skills

• React: Components, Hooks, state management, routing, reusable UI design, API integration, and frontend performance.
• Node.js: Backend/service development, REST APIs, asynchronous programming, authentication/authorization, error handling, and logging.
• SQL: Strong query‑writing skills, relational database design, indexing, query optimization, and performance troubleshooting.
• Strong proficiency in JavaScript and/or TypeScript.
• Strong understanding of REST APIs, system integrations, and application architecture.
• Knowledge of software design principles, coding standards, and design patterns.
• Strong debugging, analytical, and problem‑solving skills.
• Ability to understand an application end to end and assess the impact of changes across the system.
• Strong communication and collaboration skills.

Good‑to‑Have Skills

• Experience with AWS, Azure, or GCP.
• Knowledge of CI/CD pipelines and automated deployment practices.
• Experience with unit, integration, and automated testing.
• Exposure to microservices and distributed architectures.
• Knowledge of application security and secure coding practices.
• Experience with monitoring, logging, and observability tools.
• Experience modernizing legacy applications and reducing technical debt.