Pavan Rangani

Pavan Rangani — Senior Java Developer

Senior Java Developer based in Surat, Gujarat, India with over 10 years of professional experience designing and shipping enterprise-grade backend systems. I specialize in the Spring ecosystem (Spring Boot, Spring Cloud, Spring Security), distributed systems, microservices architecture, Apache Kafka event-driven pipelines, and AWS cloud-native applications.

I lead modernization efforts that migrate legacy monoliths into containerized microservices on Docker and Kubernetes, build high-throughput REST APIs, design resilient service meshes, and tune relational and NoSQL data stores for production workloads.

Technical Skills

  • Languages: Java (8/11/17/21), SQL, Python, JavaScript/TypeScript, Bash
  • Frameworks: Spring Boot, Spring Cloud, Spring Security, Hibernate / JPA, JUnit, Mockito
  • Microservices: REST APIs, gRPC, Apache Kafka, RabbitMQ, Saga, CQRS, Event Sourcing
  • Cloud & DevOps: AWS (ECS, Lambda, RDS, S3, CloudFront, IAM, CloudWatch), Docker, Kubernetes, Terraform, GitHub Actions
  • Databases: PostgreSQL, MySQL, MongoDB, Redis, Elasticsearch, DynamoDB
  • Security: OAuth2, JWT, OpenID Connect, TLS, secrets management

Professional Experience

Senior Java Developer — CODETAILOR (Apr 2021 – Present)

Leading backend development for high-traffic platforms, mentoring developers, and driving architectural decisions for enterprise clients in USA & India.

Java Developer — HISAB (Jun 2018 – Mar 2021)

Core developer for distributed accounting software running across multiple branches with offline-first sync capabilities.

Featured Projects

  • ATHENA — Family office & investment management platform (USA) managing investments, taxation, legal entities, task workflows, and client relationships. Spring Boot microservices, Elasticsearch, Redis, AWS ECS, MySQL.
  • HISAB — Offline-first distributed accounting software with CouchDB sync across multiple branches and real-time data reconciliation. Java, Spring Boot, CouchDB, Kafka, iText7.

Tech Blog

I publish articles on Java, Spring Boot, Microservices, Apache Kafka, AWS, system design, and AI integration in backend services. Read the latest articles →

Education & Certifications

  • Gujarat Technological University — Bachelor's in Computer Engineering
  • Oracle Certified Professional, Java SE 11
  • AWS Solutions Architect – Associate
  • Spring Professional Certification

Contact

Available for senior backend / Spring Boot / microservices consulting, code reviews, technical writing, and speaking engagements. Replies usually within 24 hours.

Email: pavanrangani@gmail.com
LinkedIn: linkedin.com/in/pavanrangani
GitHub: github.com/pavan-rangani
Location: Surat, Gujarat, India