Sii Group Colombia is hiring a Senior Full Stack Engineer for an international project. This role is open to candidates currently based in Colombia who can work in the U.
S. Eastern Time zone. Employment Conditions
- Contract: Indefinite-term
- Work arrangement: Fully remote; candidates must reside in Colombia
- Compensation: Competitive, based on experience, plus benefits
- Schedule: Full-time, aligned with U.
S. Eastern Time

Key Responsibilities
- Design, build, and maintain scalable applications using React.js and TypeScript.
- Develop and optimize backend services with AWS Lambda and serverless architecture.
- Build and integrate APIs using AWS AppSync and GraphQL, including WebSocket-based real-time features.
- Contribute to architectural decisions and help ensure the performance, scalability, and reliability of AWS solutions.
- Work closely with engineering, product, and QA teams in a distributed, multinational environment. Requirements




- 5+ years of professional software development experience.
- Strong hands‑on experience with React.js and TypeScript.
- Proven experience building backend services with AWS Lambda.
- Solid experience with AWS services and databases such as DynamoDB and PostgreSQL.
- Experience with GraphQL or REST APIs and real‑time technologies such as WebSockets.
- Knowledge of serverless architecture, microservices, Infrastructure as Code, and CI/CD.
- Advanced English proficiency (B2–C1).
- Must be based in Colombia and available to work in the U.
S. Eastern Time zone. Nice to Have
- AWS certifications, such as Solutions Architect or Developer Associate.
- Experience in the insurance industry.
- Experience with AI tools, agents, or LLM integrations, such as Qwen.
- A bachelor’s degree in Computer Science or a related field.

📌 Full Stack Engineer | React.js, TypeScript (Colombia)
🏢 Sii Group Colombia
📍 Colombia