Full Stack Developer (Python + React)
Sigma Software1 day ago
Remote, BrazilMid Level
Responsibilities
- Design, develop, and implement large-scale distributed systems handling substantial data volumes.
- Build scalable Python backend services and microservices.
- Develop and integrate REST and GraphQL APIs.
- Create responsive frontend functionality using React.
- Implement event-driven solutions to improve scalability and performance.
- Develop and execute unit, API, regression, and performance tests.
- Optimize applications for scalability, reliability, and low latency.
- Troubleshoot and resolve production incidents with cross-functional teams.
- Contribute to architecture discussions and technical decision-making.
Requirements
- 4+ years of software development experience with object-oriented programming languages, including Python.
- Strong backend development experience with Python and scalable distributed systems and microservices.
- Practical experience with REST and GraphQL APIs.
- Commercial experience with React.
- Strong understanding of object-oriented programming principles, design patterns, algorithms, and data structures.
- Hands-on experience in Linux/Unix environments.
- Experience with AWS, Google Cloud, or Azure.
- Familiarity with relational and NoSQL databases including HBase, Cassandra, MongoDB, and Redshift.
- Ability to work independently and collaboratively in distributed teams.
- Upper-Intermediate English level or higher is a plus.
- Experience with high-load e-commerce platforms, event-driven architecture, performance optimization, observability tools, CI/CD pipelines, DevOps practices, and high-availability production environments is a plus.
Benefits
- Full-time remote work opportunity based in Brazil.
- Flexible work conditions.
- Professional development opportunities.
- Opportunity to influence architectural decisions and contribute to a large-scale e-commerce platform.
Tech Stack
Categories
About Sigma Software
Sigma Software is a London-headquartered, privately held IT consultancy that designs and builds custom software for startups and enterprises. The company provides end-to-end services—engineering, web and mobile development, .NET/Java platforms, AR/VR, and UI/UX—delivered via outsourcing, managed teams, and consulting. Founded in 2002, it supports long-term product development and modernization projects across multiple industries for global clients.