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Senior Backend Java Developer

Luxoft
Gurugram, IND
Full-time
Senior · 9+ years experience
Onsite
Discovered 5 days ago
• 9+ years of professional backend experience with Java (Core Java, Collections/Concurrency, Streams, JVM internals). • Strong with Spring ecosystem (Spring Boot, Spring Data, Spring Security; understanding of Spring Cloud is a plus). • Proven expertise with PostgreSQL: indexing strategies, query tuning (EXPLAIN/ANALYZE), transactions/locking, isolation levels. • Hands on AWS experience: deploying and operating production services (at least 3 of ECS/EKS/Lambda, RDS/Aurora, S3, SQS/SNS/MSK/Kinesis, CloudWatch, IAM). • Solid API design (REST/gRPC), versioning, pagination, and backward compatibility. • Production grade observability (logs, metrics, tracing; OpenTelemetry, Prometheus/Grafana, or similar). • CI/CD with GitHub and GitHub Actions (branching strategies, code reviews, trunk based or GitFlow). • Practical use of GitHub Copilot (or similar AI coding assistants) to boost productivity while maintaining code quality. • Experience building fault tolerant distributed systems (circuit breakers, bulkheads, rate limiting; resilience patterns). • Proficiency with containerization (Docker) and infrastructure as code (Terraform/CloudFormation—at least one). • Strong understanding of secure coding practices and common vulns (OWASP Top 10). • Excellent communication; ability to turn ambiguous requirements into actionable technical plans.

Full Job Posting

Responsibilities

  • Design and implement microservices and event-driven components in Java (preferably Java 17+). • Model and optimize PostgreSQL schemas, queries, and transactions for performance and integrity. • Build resilient, observable services on AWS (ECS/EKS/Lambda, S3, RDS/Aurora, MSK/Kinesis, IAM). • Ship with strong CI/CD practices (GitHub Actions) and leverage GitHub Copilot to accelerate high quality delivery. • Ensure reliability, scalability, and fault tolerance (circuit breakers, retries, idempotency, backpressure). • Implement security and compliance controls (authz/authn, secrets, IAM policies, encryption at rest/in transit). • Own production operations: monitoring, troubleshooting, and performance tuning. • Contribute to architecture decisions, code reviews, and engineering standards.
  • Design and implement microservices and event-driven components in Java (preferably Java 17+).
  • Model and optimize PostgreSQL schemas, queries, and transactions for performance and integrity.
  • Build resilient, observable services on AWS (ECS/EKS/Lambda, S3, RDS/Aurora, MSK/Kinesis, IAM).
  • Ship with strong CI/CD practices (GitHub Actions) and leverage GitHub Copilot to accelerate high quality delivery.
  • Ensure reliability, scalability, and fault tolerance (circuit breakers, retries, idempotency, backpressure).
  • Implement security and compliance controls (authz/authn, secrets, IAM policies, encryption at rest/in transit).
  • Own production operations: monitoring, troubleshooting, and performance tuning.
  • Contribute to architecture decisions, code reviews, and engineering standards.

Skills

  • 9+ years of professional backend experience with Java (Core Java, Collections/Concurrency, Streams, JVM internals). • Strong with Spring ecosystem (Spring Boot, Spring Data, Spring Security; understanding of Spring Cloud is a plus). • Proven expertise with PostgreSQL: indexing strategies, query tuning (EXPLAIN/ANALYZE), transactions/locking, isolation levels. • Hands on AWS experience: deploying and operating production services (at least 3 of ECS/EKS/Lambda, RDS/Aurora, S3, SQS/SNS/MSK/Kinesis, CloudWatch, IAM). • Solid API design (REST/gRPC), versioning, pagination, and backward compatibility. • Production grade observability (logs, metrics, tracing; OpenTelemetry, Prometheus/Grafana, or similar). • CI/CD with GitHub and GitHub Actions (branching strategies, code reviews, trunk based or GitFlow). • Practical use of GitHub Copilot (or similar AI coding assistants) to boost productivity while maintaining code quality. • Experience building fault tolerant distributed systems (circuit breakers, bulkheads, rate limiting; resilience patterns). • Proficiency with containerization (Docker) and infrastructure as code (Terraform/CloudFormation—at least one). • Strong understanding of secure coding practices and common vulns (OWASP Top 10). • Excellent communication; ability to turn ambiguous requirements into actionable technical plans.

Qualifications

  • Must have
  • 9+ years of professional backend experience with Java (Core Java, Collections/Concurrency, Streams, JVM internals).
  • Proven expertise with PostgreSQL: indexing strategies, query tuning (EXPLAIN/ANALYZE), transactions/locking, isolation levels.
  • Hands on AWS experience: deploying and operating production services (at least 3 of ECS/EKS/Lambda, RDS/Aurora, S3, SQS/SNS/MSK/Kinesis, CloudWatch, IAM).
  • Solid API design (REST/gRPC), versioning, pagination, and backward compatibility.
  • Production grade observability (logs, metrics, tracing; OpenTelemetry, Prometheus/Grafana, or similar).
  • CI/CD with GitHub and GitHub Actions (branching strategies, code reviews, trunk based or GitFlow).
  • Practical use of GitHub Copilot (or similar AI coding assistants) to boost productivity while maintaining code quality.
  • Experience building fault tolerant distributed systems (circuit breakers, bulkheads, rate limiting; resilience patterns).
  • Proficiency with containerization (Docker) and infrastructure as code (Terraform/CloudFormation—at least one).
  • Strong understanding of secure coding practices and common vulns (OWASP Top 10).
  • Excellent communication; ability to turn ambiguous requirements into actionable technical plans.

Preferred Qualifications

  • Strong with Spring ecosystem (Spring Boot, Spring Data, Spring Security; understanding of Spring Cloud is a plus).
  • Experience with Capital Markets, trading, market data, or financial analytics.
  • 5+ years of professional experience with Angular
  • Event streaming & messaging: Kafka, MSK, Kinesis, RabbitMQ.
  • Data modeling for auditable workflows, SLAs, and multi party approval processes.
  • Experience with multi tenant architectures and row level security.
  • Knowledge of domain-driven design (DDD) and CQRS patterns.
  • Experience with performance profiling (JFR, async-profiler) and JVM tuning (GC, heap, thread pools).
  • Exposure to Python and Node.js for tooling and automation.
  • Familiarity with feature flags (e.g., LaunchDarkly) and blue/green or canary deployments.
  • Compliance/controls mindset (audit trails, data lineage, segregation of duties).

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