LEO RICHARD RAJ MANUEL
San Jose
Summary
Senior Software Engineer and Data Engineer with over 10 years of experience in designing and implementing enterprise-grade Java backend systems and data platforms. Proficient in Snowflake data ingestion, ETL pipelines, and REST APIs, with a focus on scalable distributed systems for high-volume analytics. Proven track record of delivering solutions for US-based clients in the telecom and banking sectors.
Overview
13
13
years of professional experience
1
1
Certification
Work History
Assistant Consultant
Tata Consultancy Services
San Jose
12.2018 - Current
- Designed enterprise data platforms delivering analytics to global sales organizations
- Developed Java and Spring REST APIs for backend data access and reporting
- Extracted and ingested structured data from Snowflake using optimized SQL queries
- Built ETL pipelines loading data from Snowflake and relational databases into Apache Solr
- Implemented multithreaded batch processing improving ingestion scalability
- Ensured data quality, integrity, and performance across pipelines
- Supported project teams by conducting data analysis and preparing reports.
- Coordinated client meetings to gather requirements and provide updates.
- Trained junior staff on best practices and project management tools.
Senior Software Engineer
Infosys
Bangalore
06.2017 - 08.2018
- Built secure and scalable Java/J2EE backend systems for banking workflows
- Developed, tested, and maintained software applications using Java technologies.
- Designed and optimized RESTful APIs handling high-volume transactional data
- Worked in Agile Scrum teams ensuring timely and compliant delivery
- Implemented rule-based workflows using Drools
- Implemented new features into existing software solutions.
Software Developer
Tribal Group PLC
Bristol
07.2012 - 12.2016
- Delivered full SDLC development of enterprise and data-driven applications
- Designed backend services using Java and J2EE
- Built relational databases and reporting queries for BI use cases
- Refactored legacy systems to improve scalability and performance
Education
Bachelor of Science (Honors) - Computing
University of the West of England
UKBachelor of Engineering - Information Technology
Karunya University
IndiaSkills
- Java 11
- SQL
- Go
- Object-Oriented Programming
- Design Patterns
- Snowflake
- ETL
- ELT Pipelines
- Apache Solr
- Performance Optimizations
- Spring Framework
- Spring REST
- API security
- JavaScript
- React
- Jenkins
- CI/CD
- Git
- Bitbucket
- Jira
- Confluence
- Agile
- Scrum
- Waterfall
- SDLC
Certification
Sun Certified Java Programmer (SCJP)
Timeline
Assistant Consultant
Tata Consultancy Services
12.2018 - Current
Senior Software Engineer
Infosys
06.2017 - 08.2018
Software Developer
Tribal Group PLC
07.2012 - 12.2016
Bachelor of Science (Honors) - Computing
University of the West of England
Bachelor of Engineering - Information Technology
Karunya University