Card91 - Lead Software Engineer - Java

Description :

Responsibilities :

- Architect, design, and develop scalable RESTful APIs and backend services using Java.

- Own and drive System Architecture, including service design, integration patterns, data flows, scalability planning, and reliability engineering.

- Collaborate across teams (Product, Frontend, DevOps, QA) to deliver resilient and user-centric solutions.

- Develop efficient SQL and NoSQL schemas and manage distributed data flows (Postgres, MySQL, Cassandra, Redis).

- Implement robust security and compliance measures for sensitive financial data.

- Optimise application performance, ensuring high availability, resilience, and low latency.

- Perform detailed code reviews and enforce engineering best practices.

- Troubleshoot and resolve production issues with strong ownership.

- Guide architectural decisions and introduce modern engineering patterns and tools.

- Mentor and coach backend engineers, helping them grow technically and professionally.

- Contribute to frontend integration and have basic frontend understanding (React/Angular/TypeScript preferred) to work seamlessly with UI teams.

Requirements :

- 8-12 years of backend engineering experience with deep expertise in Java (Java 8+).

- Strong experience with Spring Boot and microservice development.

- Hands-on experience with System Architecture, distributed systems, scaling strategies, API design, asynchronous patterns, and event-driven architectures.

- Proficiency in relational and NoSQL databases, Postgres, MySQL, Cassandra, Redis.

- Strong understanding of algorithms, data structures, design patterns, and system design.

- Ability to write clean, secure, testable code (TDD/BDD is a plus).

- Experience building robust RESTful services and integrating complex backend systems.

- Exposure to AWS or other cloud services is a strong plus.

- Basic experience or understanding of frontend technologies (React, Angular, TypeScript, or similar).

- Ability to translate functional requirements into scalable technical solutions.

- Excellent analytical and debugging skills; strong attention to detail.

- Strong communication skills and the ability to collaborate with cross-functional teams.

- Leadership and mentoring experience leading sprints/modules, guiding teams, conducting reviews, and driving technical vision.

- Proficiency with Git and modern DevOps practices.