Java Developer

A hands-on developer in the CTO Office innovation team, building prototypes and production-grade services on a modern reactive Java stack, including real-time video and media features, across lending products.

Responsibilities:

• Design, develop, test, deploy, and maintain services using Java, Spring Boot, and WebFlux.
• Build reactive, event-driven microservices with Project Reactor and Kafka.
• Build real-time media features using WebRTC, TURN, recording, and ffmpeg.
• Develop Angular frontends with TypeScript and RxJS.
• Integrate and troubleshoot third-party lending APIs in production.
• Manage secrets with HashiCorp Vault and follow secure coding practices.
• Monitor with Prometheus, Grafana, and Elasticsearch; debug issues and perform root cause analysis.
• Review code, write documentation, and turn proofs-of-concept into production features.

Requirements:

• 4+ years of web-based development experience with Java and Spring Boot.
• Hands-on coding experience in Python, Node.js, Go, and Rust.
• Hands-on experience with reactive programming using WebFlux and Project Reactor.
• Experience building microservices with Kafka, MongoDB, Redis, and PostgreSQL.
• Strong application performance tuning skills.
• Experience in real-time debugging, root cause analysis, and production issue resolution.
• Proficiency with Git and Agile Scrum; able to work independently and lead or support as needed.
• Knowledge of non-blocking I/O, back-pressure, event-driven design, RESTful APIs, SOAP, JSON, authentication, and secure coding practices.
• Experience with AWS, Docker, Kubernetes, Jenkins CI/CD, and observability tools is relevant.

Good to Have:

• Experience with WebRTC and media streaming, including TURN, recording, and FFmpeg.
• Experience with Angular and RxJS.
• Experience integrating lending APIs such as Perfios, IDfy, Karza, NSDL, Leegality, Hunter, RBIH, and JanSamarth, including authentication, request/response handling, and error handling.
• Experience with Kubernetes, Jenkins, Prometheus, and Grafana.