Sigma Software
Junior Full-Stack Engineer (Python / React)
Sigma Software is hiring a junior full-stack engineer to develop and maintain back-end and front-end components of a data-intensive platform — building Python REST APIs and database logic, React/TypeScript UI, writing tests, and working in Agile sprints with mentorship from senior engineers.
- Compensation
- Not disclosed
- Location
- Warsaw, Masovian Voivodeship, pl
- Work setup
- Remote
- Seniority
- Junior
- Employment
- Not specified
- Experience
- 2+ years
- Category
- Fullstack
- Posted
Skills
Must have
- 2+ years of professional software development experience with Python
- Experience working with SQL databases, preferably PostgreSQL
- Working knowledge of TypeScript and React
- Understanding of REST APIs and web application architecture
- Basic understanding of cloud infrastructure and application deployment
- Familiarity with Kubernetes and containerized applications
- Basic knowledge of CI/CD practices and tools such as GitLab CI
- Experience working in Agile development environments
- Strong problem-solving and communication skills
- Intermediate or higher English level
Nice to have
- Experience with Next.js
- Experience with Microsoft Azure, especially AKS
- Familiarity with MCP and RAG-based systems
- Mathematical background
Full description
- Contribute to the development and maintenance of Back-end and Front-end components of a data-intensive platform
- Assist in designing and implementing REST APIs and integrations with internal systems
- Develop and maintain database-related functionality and data processing logic
- Write and maintain unit and integration tests
- Participate in code reviews and improve coding practices based on feedback
- Collaborate with developers, QA engineers, and stakeholders in an Agile environment
- Participate in sprint planning, backlog grooming, estimations, and other Agile ceremonies
- Support technical documentation and knowledge-sharing activities
- Continuously improve technical skills with mentorship from senior engineers
- 2+ years of professional software development experience with Python
- Experience working with SQL databases, preferably PostgreSQL
- Working knowledge of TypeScript and React
- Understanding of REST APIs and web application architecture
- Basic understanding of cloud infrastructure and application deployment
- Familiarity with Kubernetes and containerized applications
- Basic knowledge of CI/CD practices and tools such as GitLab CI
- Experience working in Agile development environments
- Strong problem-solving and communication skills
- Intermediate or higher English level
WILL BE A PLUS
- Experience with Next.js
- Experience with Microsoft Azure, especially AKS
- Familiarity with MCP and RAG-based systems
- Mathematical background
PERSONAL PROFILE
- Eager to learn and develop within a collaborative engineering team
- Responsible and proactive in daily work
- Strong attention to detail and code quality
- Good communication and teamwork skills
- Open to feedback and continuous improvement