Sandeep Prajapati

About Sandeep Prajapati

Senior Software Engineer with 10+ years of experience designing and building high-performance enterprise systems across distributed JVM platforms and IBM z/OS mainframe environments. Extensive experience in developing enterprise-grade Java and JVM-based applications, including Java on z/OS and seamless integration with mainframe-based systems.Strong hands-on expertise in JVM tuning, performance optimization, and ensuring application scalability in mission-critical environments.Proven experience in modernization initiatives, integrating distributed Java services with legacy mainframe components while preserving transactional integrity and system stability. Strong expertise in Java, Spring Boot, and cloud-native microservices architecture, with hands-on experience leveraging AWS services for scalable and secure deployments.Experienced in building ETL pipelines and workflow orchestration using Apache Airflow to support enterprise Java applications. Demonstrated ability to work on greenfield projects with a strong focus on Test-Driven Development (TDD) and Domain-Driven Design ensuring maintainable, high-quality, and scalable software solutions.

Experience

1. Senior Software Engineer

   HERE Technologies

   May 2024 — Present · Mumbai, IN

   Backend & Cloud Engineer | HERE TechnologiesAt HERE, I contributed to high-impact geospatial data solutions through backend development, AWS cloud architecture, and data transformation pipelines. I led the end-to-end implementation of the Smash Conflation project using HERE DaaS APIs and developed an asynchronous Python pipeline to prepare inputs for the AISLE model. Additionally, I played a key role in migrating core data workflows to FME, collaborating with domain experts to optimize performance and maintainability.

Education

• Thakur College of Science & Commerce

  High School Diploma, Computer Science

  2010 — 2012

• University of Mumbai

  Bachelor of Engineering (B.E.), B.E

  2012 — 2016