Senior Backend Engineer

7 days ago

Chennai, Tamil Nadu, India Ionixx Technologies Full time ₹ 12,00,000 - ₹ 36,00,000 per year

Senior Backend Engineer/Java API Developer

Experience : 10+ Years
(Banking and Fintech Domain)
Employment Type : [Full-time -Remote]

Job Overview
We are seeking a highly experienced
Senior Backend Engineer
with over 10 years of experience in backend development, specifically using Java, PostgreSQL, AWS core services, and Apache Kafka. The ideal candidate will have a strong background in designing, developing, and maintaining scalable APIs and distributed systems in a cloud-based environment.

Key Responsibilities

  • Design, develop, and maintain scalable and secure RESTful APIs using Java (Spring Boot or similar frameworks).
  • Optimize and manage PostgreSQL databases, including schema design, indexing, and performance tuning.
  • Build and maintain data pipelines and real-time processing systems using Apache Kafka.
  • Leverage AWS core services (e.g., EC2, S3, Lambda, RDS, CloudWatch, and DynamoDB) to build cloud-native applications.
  • Collaborate with cross-functional teams, including product managers, front-end developers, and QA, to deliver high-quality software.
  • Participate in code reviews and design discussions and mentor junior team members.
  • Troubleshoot production issues and ensure high system availability and performance.

Required Qualifications

  • 10+ years of hands-on experience in backend development.
  • Strong proficiency in Java, with experience in frameworks like Spring Boot, Dropwizard, or similar.
  • Deep understanding of PostgreSQL: SQL queries, indexing, performance optimization, and database design.
  • Hands-on experience with Apache Kafka for building event-driven and real-time applications.
  • Proven experience working with AWS core services in a production environment.
  • Solid understanding of microservices architecture, security best practices, and REST API standards.
  • Experience with version control systems like Git and CI/CD tools.
  • Strong problem-solving skills and the ability to work independently or in a team.

Preferred Qualifications

  • Experience with containerization tools like Docker and orchestration tools like Kubernetes.
  • Exposure to monitoring and logging tools like Prometheus, Grafana, CloudWatch, or the ELK stack.
  • Experience working in Agile/Scrum environments.

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