Key Responsibilities

- Contribute to design and delivery across applications.

- Drive API design and contracts (REST, event schemas) across a growing microservices landscape

- Mentor and technically guide a team of engineers; conduct design/code reviews

- Partner with product managers and business analysts to translate requirements into scalable technical designs

- Evaluate and integrate open-source components in line with build vs. buy and "justified access-pattern" principles

- Support scalability and maintainability of existing applications while contributing to recent capabilities

- Own non-functional requirements: scalability, resilience, observability, and security

Required Technical Skills

- Languages/Frameworks: Java, Spring Boot, strong OOP and design pattern fundamentals

- Architecture: Microservices architecture, System Design (HLD & LLD), Domain-Driven Design

- Data Structures & Algorithms: Strong problem-solving and complexity analysis skills

- Databases: SQL (PostgreSQL preferred) and NoSQL; schema design, indexing,



JSONB modelling for flexible/semi-structured data

- Messaging/Streaming: Apache Kafka (producer/consumer patterns, event-driven architecture, schema evolution)

- APIs: REST API design, versioning, contract-first development (OpenAPI/Swagger)

- Caching: Experience with in-memory data stores (ex- Redis/Valkey)

- Cloud & DevOps: Containerization (Docker, Podman etc), Kubernetes, CI/CD pipelines

- Observability: Logging/monitoring stacks (e.g., Grafana, Loki, Prometheus)

Highly Desirable (Added Value)

- Telecom domain exposure: BSS/OSS, TM Forum eTOM/ODA

- Familiarity with AI/agentic system patterns and integrating LLM-based agents into deterministic orchestration flows

- Experience evaluating and productising internal platforms into multi-tenant SaaS offerings

- Understanding of API gateway, service mesh, and event schema governance at scale

📌 Lead Engineer (Pune)
🏢 Airtel
📍 Pune