[ABS] Senior Backend developer

3 weeks ago

Pleasanton, United States Nisum Consulting Private Limited Full time

We are looking for a highly skilled Backend Developer with strong expertise in Spring Boot WebFlux and MongoDB to design develop and maintain scalable microservices and APIs. The ideal candidate will have hands‑on experience with reactive programming cloud‑native architectures and building high‑performance distributed systems. What You’ll Do: Design develop and deploy RESTful and reactive microservices using Spring Boot and Spring WebFlux. Implement scalable data models and queries using MongoDB and related NoSQL frameworks. Optimize application performance reliability and security in a cloud‑native environment (AWS / Azure / GCP). Collaborate with frontend DevOps and QA teams to deliver end‑to‑end solutions. Integrate third‑party APIs and internal systems with modern authentication and authorization protocols (OAuth2 JWT). Write clean modular and testable code following best practices and design patterns. Participate in code reviews architecture discussions and continuous improvement initiatives. Monitor and troubleshoot production issues ensuring high availability and resilience. What You Know: 5 years of professional backend development experience. Strong proficiency in Java 11 (preferably Java 17). Deep understanding of Spring Boot Spring WebFlux and Reactive Programming (Project Reactor). Hands‑on experience with MongoDB (data modeling indexing aggregation performance tuning). Knowledge of microservices architecture API design and asynchronous communication patterns. Familiarity with containerization and deployment using Docker and Kubernetes. Experience with CI / CD pipelines (Jenkins GitHub Actions GitLab CI etc.). Solid understanding of RESTful principles JSON and API documentation tools (Swagger / OpenAPI). Excellent problem‑solving debugging and analytical skills. Good to Have: Exposure to Kafka RabbitMQ or other messaging systems. Familiarity with Reactive Streams and Backpressure handling. Knowledge of cloud services (AWS Azure or GCP). Experience in Test-Driven Development (TDD) using JUnit Mockito or Spock. Understanding of security best practices including secure coding and encryption mechanisms. Education: Bachelor’s degree in computer science Engineering or a related field (Master’s preferred). Compensation Band: $130 - $140K per annum Key Skills Business Intelligence,Bidding,Accounts Assistant Credit Control,Account Development,Content Development,Lab Testing Employment Type: Full Time Experience: years Vacancy: 1 #J-18808-Ljbffr

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