Team Leader (Python)

RedCore is an international business group that creates technological solutions for digital markets. Our products and services cover fintech, marketing, e-commerce, customer service, communications, and regulatory technologies. 

We are looking for a Team Leader (Python)!

Requirements:

- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field;
- 5+ years of experience in software engineering;
- Strong proficiency in Python, with experience with other programming languages;
- Solid understanding of computer science fundamentals, data structures, and algorithms;
- Strong knowledge of concurrency, parallelism, and related concepts;
- Experience with back-end frameworks (FastAPI);
- Expertise in object-oriented programming and SOLID principles;
- Experience with RESTful APIs and microservices architecture;
- Proficiency in version control systems, particularly Git;
- Familiarity with CI/CD pipelines and DevOps practices;
- Strong understanding of database systems (both SQL and NoSQL);
-  Experience with AWS services, cloud architecture, and Serverless development;
- Knowledge of containerization technologies (Docker, Kubernetes);
- Testing and quality mindset; understanding Test Pyramid methodology and different Test Categories;
- Understanding of Observability (structured logging, metrics, traces, OpenTelemetry) and Reliability (circuit breakers, backoff, idempotency)

Will be a plus:

- Practical AI app experience: implementing RAG pipelines (chunking, indexing, retrieval, re-ranking) with vector stores (e.g., pgvector, Qdrant, Pinecone) and framework glue (LlamaIndex, LangChain, pydantic_ai or any similar);
- Integrating LLM providers via API (prompt/function-calling/tool use), with guardrails, caching, retries, and fallbacks.
- Familiarity with MLOps tools and practices (deepeval, prompts versioning, etc.);
- Experience with message brokers (e.g., NATS, Kafka, RabbitMQ);
- Familiarity with graph databases and algorithms;
- Understanding of gambling or gaming industry technology stacks

Responsibilities:

- Take ownership of team projects, including delivery coordination, technical quality, risks, dependencies, and day-to-day execution;
- Plan and coordinate team work considering priorities, developer availability, vacations, sick leaves, and backup ownership;
- Ensure delivered solutions follow agreed architecture and clarify unclear technical decisions with the Architect / DTO / stakeholders;
- Be responsible for quality, consistency, maintainability, and production readiness of solutions delivered in code;
- Lead code reviews and improve engineering practices across testing, observability, documentation, reliability, and security;
- Develop and maintain robust, scalable backend applications and services that integrate AI models and AI-powered workflows;
- Design and implement efficient APIs, orchestration services, integrations, and data processing components;
- Collaborate closely with Architect, AI team, product, data, and infrastructure teams to deliver practical AI solutions;
- Troubleshoot, debug, optimize, and upgrade existing systems;
- Support and mentor developers through technical guidance, 1:1 meetings, knowledge sharing, and development planning;
- Identify knowledge gaps, reduce single points of failure, and organize knowledge sharing across team projects;
- Promote practical AI Engineering adoption in the team, including AI-assisted development, testing, documentation, debugging, and review workflows;
- Ensure AI-assisted work improves delivery speed without reducing code quality, security, or maintainability;
- Write and maintain technical documentation, diagrams, README files, and operational notes where needed;
- Stay updated with emerging backend, cloud, and AI Engineering practices and apply them where practical

Our benefits to you:
🍀 An exciting and challenging job in a fast-growing business group, the opportunity to be part of a multicultural team of top professionals in Development, Architecture, Management, Operations, Marketing, Legal, Finance, and more
🤝🏻 Great working atmosphere with passionate experts and leaders, sharing a friendly culture and a success-driven mindset is guaranteed
🧑🏻‍💻 Modern corporate equipment based on macOS or Windows, and additional equipment is provided
🏖️ Paid vacations, sick leave, personal events days, days off
💵 Referral program — enjoy cooperation with your colleagues and get a bonus
📚 Educational programs: regular internal training sessions, compensation for external education, attendance of specialized global conferences
🎯 Rewards program for mentoring and coaching colleagues
🗣️ Free internal English courses
✈️ In-house Travel Service
🦄 Multiple internal activities: online platform for employees with quests, gamification, presents and news, clubs for movie/book/pets lovers, and more
🎳 Other benefits could be added based on your location