AgileEngine logo
AgileEngine

AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

Senior JavaScript Full Stack Engineer

Backend EngineerSoftware EngineerFull TimeRemoteSeniorTeam 1,001-5,000

Location

Spain

Posted

1 day ago

Salary

0

Seniority

Senior

Job Description

Senior JavaScript Full Stack Engineer

AgileEngine

Role Description We are seeking a versatile Senior JavaScript Full-Stack Engineer to join our global engineering team. In this role, you will play a pivotal part in architecting and building high-performance, “Zero-to-One” products for some of the most innovative technology companies in Silicon Valley and beyond. At AgileEngine, we prioritize engineering excellence and professional longevity. You will work alongside a community of senior experts, tackling complex technical challenges in a remote-first environment. Our focus is on fostering a culture where clean code, scalable architecture, and continuous learning are at the forefront. We don’t just offer a position; we offer a platform for you to work on sophisticated tech stacks that define the future of the industry. What You Will Do - Design and implement high-concurrency, scalable back-end services using Node.js and modern frameworks (NestJS, Express, or Fastify); - Create responsive, user-centric front-end experiences using React.js and its ecosystem (Redux/Zustand, Context API, Hooks); - Take full ownership of the development lifecycle—from initial concept, analysis, and estimation to architecture, deployment, and maintenance; - Work directly with US-based product owners and stakeholders to translate business requirements into technical reality; - Participate in code reviews and share your expertise to help elevate the technical standards of the entire team. Qualifications - 5+ years of professional software engineering experience, with a deep focus on Node.js and the JavaScript ecosystem (Event Loop optimization, asynchronous programming, and middleware); - Deep familiarity with software engineering principles and best practices (SOLID, DRY, and design patterns), and a solid understanding of how modern JS frameworks utilize them (e.g., Dependency Injection in NestJS); - Solid experience with React.js and TypeScript. You should be comfortable building type-safe components and managing complex application states; - Proficiency in both Relational (PostgreSQL, MySQL) and NoSQL (MongoDB, DynamoDB, Redis) databases; - Hands-on experience with AWS, Azure, or GCP, along with a strong understanding of CI/CD pipelines, Docker, and Kubernetes; - Proven experience with Microservices architecture, Event-Driven design, and robust RESTful/GraphQL API design; - Upper-Intermediate to Advanced English (both written and verbal) for seamless collaboration with global teams. Benefits - Professional growth: Mentorship, TechTalks, and personalized growth roadmaps. - Competitive compensation: USD-based pay with education, fitness, and team activity budgets. - Exciting projects: Modern solutions with Fortune 500 and top product companies. - Flextime: Flexible schedule with remote and office options. Company Description AgileEngine is an Inc. 5000 company that creates award-winning software for Fortune 500 brands and trailblazing startups across 17+ industries. We rank among the leaders in areas like application development and AI/ML, and our people-first culture has earned us multiple Best Place to Work awards.

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