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Senior Engineers On-Demand
Senior Full Stack Engineer – NestJS, Next.js, PostgreSQL
Location
Argentina
Posted
44 days ago
Salary
0
Seniority
Senior
Job Description
Senior Full Stack Engineer – NestJS, Next.js, PostgreSQL
AgilityIO
• Architect, develop, and maintain full-stack applications using TypeScript, Next.js, and NestJS • Design and implement scalable, secure, and high-performance backend services and APIs • Build and optimize data models and queries using PostgreSQL • Collaborate with cross-functional teams (Product, Design, QA) to define, design, and deliver new features • Ensure applications meet high standards of performance, scalability, and security • Lead code reviews, mentor junior developers, and promote best engineering practices • Build and maintain CI/CD pipelines; ensure system reliability, monitoring, and observability • Identify technical risks and propose solutions aligned with business needs • Stay current with emerging technologies and continuously improve development processes
Job Requirements
- 5+ years of experience in full-stack software development
- Strong proficiency in JavaScript/TypeScript across frontend and backend
- Solid experience building backend systems with NestJS or similar Node.js frameworks
- Experience developing frontend applications using Next.js or modern React-based frameworks
- Strong experience working with relational databases, especially PostgreSQL
- Deep understanding of RESTful APIs (GraphQL is a plus)
- Experience with ORMs such as Prisma, TypeORM, or Sequelize
- Familiarity with authentication/authorization patterns (JWT, OAuth)
- Proficiency with Git, testing frameworks, and agile development practices
- Strong problem-solving skills and attention to detail
- Excellent communication skills in English and ability to work in distributed teams
- AI-Assisted Coding Experience: Proven hands-on experience using LLM-based tools such as Cursor, GitHub Copilot, Tabnine, or Claude Code
- Experience with finance systems
Benefits
- Competitive salary and performance-based bonuses
- Flexible remote work environment
- Professional growth opportunities and mentorship
- Engaging and collaborative team culture with cutting-edge projects
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