Senior Full-Stack Engineer (Python+React)

We are looking for Senior Full-Stack Engineers to strengthen our team.

Responsibilities

• Own the full lifecycle: Build, test, deploy, and maintain software from initial design down to production and monitoring
• Keep things secure: Write secure code, stay aware of potential vulnerabilities, and make sure we protect our data at every step
• Mentor and review: Guide other developers on the team, share knowledge, and run constructive code reviews
• Shape the architecture: Lead discussions on system design, technical planning, and our overall roadmap
• Collaborate with stakeholders: Talk directly with clients or product owners to clarify what they need and turn those requirements into clear tasks
• Connect and troubleshoot: Integrate our platforms with external systems and help the team debug and solve complex technical issues

Requirements

• Experience: Minimum 4 years (preferably more) of software development experience
• Python/Backend: Expertise in writing clean, pythonic code, understanding and applying OOP and Design Patterns, as well as proven hands-on experience in at least one of major web frameworks, preferably FastAPI
• Frontend: Good knowledge of JavaScript/TypeScript, HTML and CSS, and modern frontend frameworks, preferably React or Angular
• Databases: Experience in designing and working with both relational (PostgreSQL, MySQL, etc.) and non-relational databases (Redis, Mongo, DynamoDB, etc.)
• Event-driven systems: Understanding the architecture of distributed systems and some experience with designing and implementing asynchronous processes with the use of message brokers (Kafka, RabbitMQ, AWS Kinesis, etc.)
• DevOps & Infrastructure: Hands-on experience or good understanding of Cloud Platforms (AWS, GCP, or Azure), containerization (such as Docker), and container orchestration platforms (preferably Kubernetes), alongside CI/CD pipelines
• Testing: Thorough experience with unit testing in both Python and JS ecosystems (e.g. PyTest/Jest) as well as exposure with integration and e2e testing (e.g. Playwright/Cypress)
• Language: Good English communication skills are a must

Nice to have

• Experience with GenAI, LLMs, and Prompt Engineering
• Experience setting up CI/CD infrastructure from scratch

Benefits

• Diverse multicultural, multi-functional, and multilingual work environment
• Global scope, international projects in different business domains: life sciences and healthcare, retail, and distribution, software and hi-tech, etc.
• Outstanding career development opportunities with a transparent career path and a roadmap to accelerate your journey
• Great learning and development opportunities, including in-house professional training, career advisory and coaching, sponsored professional certifications
• Knowledge-sharing with colleagues from EPAM's global tech communities
• 25 days holiday per annum
• 5 days of sick leave without medical certification
• Private health insurance for employees and discount for private health insurance for family members
• Discount for Fit Pass program
• Comfortable modern offices in Belgrade and Novi Sad or remote work from any location in Serbia
• Regular corporate, social and wellbeing events (parties, sport events, advanced CSR programs etc.)