Senior Full-stack Developer
About The Position
Sigma Software is seeking a Senior/Principal TypeScript Full Stack Engineer with a strong backend focus to join their team. This role involves working on a modern, high-impact product for a leading SaaS provider in the FinTech industry. The customer specializes in AI-native revenue platforms for finance and accounting teams, offering solutions for subscription management, billing, and revenue operations. The project focuses on designing and maintaining backend services for distributed systems, with occasional contributions to frontend components, using modern technologies and best practices in a collaborative, agile environment. The role is open to candidates in LATAM and Europe, offering a global work environment and opportunities for career growth.
Requirements
- 5+ years of experience in software engineering
- Strong proficiency in TypeScript with deep backend expertise
- Solid understanding of relational databases and caching systems
- Familiarity with frontend frameworks (React, Next.js)
- Upper-Intermediate English level or higher
Nice To Haves
- NestJS
- Turborepo
- monorepo environments (pnpm or similar)
- Knowledge of cloud environments (AWS preferred) and CI/CD practices
- Strong understanding of software architecture principles and scalability strategies
- Excellent problem-solving skills and ability to work in a collaborative, agile environment
Responsibilities
- Design, develop, and optimize backend services and APIs for high-load, distributed systems
- Contribute to frontend components using React and Next.js when required
- Ensure scalability, reliability, and security across all services
- Apply best practices in software architecture, code quality, and testing
- Participate in code reviews, mentoring, and technical discussions
- Collaborate with product managers, designers, and other engineers to deliver end-to-end features
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What This Job Offers
Job Type
Full-time
Career Level
Senior
Education Level
No Education Listed
