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One of SEE's most profitable and efficient banks on its path to becoming the next generation digital lender.
Senior Backend Engineer
Location
Turkey
Posted
110 days ago
Salary
0
Seniority
Senior
Job Description
Senior Backend Engineer
tbi bank
• Design, develop, and maintain backend and middleware services for mobile banking applications • Take ownership of middleware components and contribute to system architecture and technical decisions • Build scalable, reusable, and high-performance solutions using Python and asynchronous frameworks (aiohttp) • Design, develop, and maintain RESTful APIs and microservices with proper versioning (v1/v2) and backward compatibility • Ensure high availability, performance, and reliability in distributed systems • Collaborate closely with cross-functional teams (Frontend, Product, Business Analysts, QA) to deliver high-quality solutions • Actively participate in Agile ceremonies and provide technical leadership within the team • Optimize backend processes, database queries, and overall system performance • Troubleshoot complex production issues and drive root-cause analysis • Ensure compliance with security standards, banking regulations, and internal policies • Maintain clear, accurate, and up-to-date technical documentation • Contribute to continuous improvement of architecture, development practices, and team workflows • Mentor junior and mid-level developers when needed
Job Requirements
- Bachelor’s degree in Computer Science or a related technical field
- 5+ years of professional experience in Python development
- Strong hands-on experience with Python 3.11+ and asynchronous programming (aiohttp or similar frameworks)
- Solid understanding of RESTful API design, API versioning strategies, and backward compatibility
- Experience with Java, particularly Spring Boot, is a strong advantage
- Knowledge of reactive programming concepts (WebFlux), PostgreSQL, and R2DBC
- Proven experience building and deploying applications using Docker
- Strong experience in relational database design (MSSQL, MySQL, PostgreSQL, Oracle, or similar)
- Hands-on experience with Jira, Bitbucket, and GitLab
- Excellent understanding of Object-Oriented Programming (OOP) principles and design patterns
- Experience working in Agile/Scrum development environments
- English proficiency at B2 level or higher
- Strong problem-solving skills and the ability to work independently
- Proven ability to collaborate effectively and provide technical guidance within a team
Benefits
- Additional private health insurance
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