I’m a passionate software engineer who loves turning complex challenges into clean, high-performance solutions. Over the past 3 years, I’ve designed and delivered Java and Spring Boot microservices handling 50K+ transactions monthly, achieving 30% lower API latency and 99.9% uptime. I enjoy collaborating with cross-functional teams, mentoring junior engineers, and continuously refining code to be efficient, reliable, and secure. I thrive when scaling platforms across regions, improving data processing, and creating maintainable, secure systems. I’m energized by mentorship, code quality improvements, and bringing ideas from conception to production with a focus on customer impact and robust deployments.

Sanjana Jeganathan

I’m a passionate software engineer who loves turning complex challenges into clean, high-performance solutions. Over the past 3 years, I’ve designed and delivered Java and Spring Boot microservices handling 50K+ transactions monthly, achieving 30% lower API latency and 99.9% uptime. I enjoy collaborating with cross-functional teams, mentoring junior engineers, and continuously refining code to be efficient, reliable, and secure. I thrive when scaling platforms across regions, improving data processing, and creating maintainable, secure systems. I’m energized by mentorship, code quality improvements, and bringing ideas from conception to production with a focus on customer impact and robust deployments.

Available to hire

I’m a passionate software engineer who loves turning complex challenges into clean, high-performance solutions. Over the past 3 years, I’ve designed and delivered Java and Spring Boot microservices handling 50K+ transactions monthly, achieving 30% lower API latency and 99.9% uptime. I enjoy collaborating with cross-functional teams, mentoring junior engineers, and continuously refining code to be efficient, reliable, and secure.

I thrive when scaling platforms across regions, improving data processing, and creating maintainable, secure systems. I’m energized by mentorship, code quality improvements, and bringing ideas from conception to production with a focus on customer impact and robust deployments.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
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Language

English
Fluent

Work Experience

Senior Software Engineer at Mphasis
May 1, 2024 - August 5, 2025
Worked on the GEMINI project, a large-scale web application used by FedEx Brokers for customs clearance in the US. Designed and developed RESTful APIs with Java, Spring Boot, and microservices, optimizing application stability and performance. Collaborated across SDLC phases, implemented Spring MVC controllers, created JPA entities, and managed SQL operations across multiple databases including MySQL, Oracle, and PostgreSQL. Enhanced code quality using JUnit, Log4J, and Swagger for documentation and testing. Addressed code complexity and security vulnerabilities detected by tools such as SonarQube, Nexus, and Fortify. Mentored junior developers and led code reviews within Agile/Scrum teams, utilizing CI/CD tools like Jenkins. Contributed to the Gemini-Global Platform, expanding the GEMINI system to support admin access for 77 countries. Developed backend APIs using WebClient and integrated frontend React applications. Gained proficiency in PostgreSQL with pgAdmin and deployed applicat
Trainee Associate Software Engineer at Emphasis Ltd
December 31, 2021 - October 12, 2025
Contributed to end-to-end design and development of 12+ Spring Boot microservices for Gemini Customs Clearance (US Region), integrating with frontend (React) and operations teams. Streamlined MySQL & PostgreSQL operations with optimized DDL/DML scripts, reducing data processing cycles by 25%. Championed automated testing: authored JUnit suites, enforced SonarQube checks, and addressed Fortify findings to uphold code quality.
Associate Software Engineer at Emphasis Ltd
June 30, 2022 - October 12, 2025
Continued end-to-end development of microservices, collaborated with cross-functional teams to enhance RESTful integrations, and contributed to database optimizations and security improvements.
Software Engineer at Emphasis Ltd
June 30, 2023 - October 12, 2025
Led design and development of Spring Boot microservices; partnered with frontend and operations to deliver scalable APIs; optimized complex SQL queries and improved testing coverage with JUnit and SonarQube.
Senior Software Engineer at Emphasis Ltd
May 31, 2024 - October 12, 2025
Led the end-to-end design and development of 12+ Spring Boot microservices for Gemini Customs Clearance; engineered Spring WebClient services to unify admin dashboards; deployed and managed services on Azure with 99.9% availability; enhanced PostgreSQL throughput under concurrency; authored Swagger docs to accelerate onboarding and reduced integration issues by 25%.
Trainee Associate Software Engineer at Emphasis Ltd
December 1, 2021 - October 12, 2025
Joined Emphasis Ltd as a Trainee Associate Software Engineer and contributed to the Gemini Customs Clearance (US Region) initiative. Assisted in end-to-end design and development of 12+ Spring Boot microservices for customs-clearance workflows, collaborating with frontend (React) and operations teams to integrate RESTful APIs. Helped streamline MySQL & PostgreSQL operations, reduced data processing cycles, and championed automated testing with JUnit, SonarQube, and Fortify to uphold code quality.
Associate Software Engineer at Emphasis Ltd
June 1, 2022 - October 12, 2025
Continued work on Gemini Customs Clearance, supporting backend services and database optimization. Assisted with SQL optimization, including DDL/DML scripting for MySQL & PostgreSQL, contributing to performance improvements and smoother data workflows. Participated in automated testing and code-quality initiatives to maintain robust delivery.
Software Engineer at Emphasis Ltd
June 1, 2023 - October 12, 2025
Led the end-to-end design and development of 12+ Spring Boot microservices for the Gemini Customs Clearance project. Partnered with frontend (React) and operations teams to deliver RESTful APIs, optimized data processing, and integrated automated testing and quality checks. Contributed to customer satisfaction by delivering reliable backend services and scalable database operations.
Senior Software Engineer at Emphasis Ltd
May 1, 2024 - October 12, 2025
Promoted to Senior Software Engineer and led the Gemini Customs Clearance (US Region) and Gemini Global Platform across 77 countries. Engineered Spring WebClient services to unify local and global admin dashboards, enabling a 50% surge in traffic while maintaining 99.9% service availability. Tuned PostgreSQL queries under concurrent loads, deployed services on Azure, documented APIs with Swagger, and improved third-party onboarding by 30%. Mentored 8 junior engineers and drove SonarQube, Fortify, and security improvements to reduce critical defects by 40%.

Education

Bachelors of Electronics and Communication Engineering at VelTech HighTech Dr.RR &Dr.SR Engineering College
June 1, 2016 - May 1, 2020
Bachelor of Engineering, Electronics & Communication at VelTech HighTech Dr. RR & Dr. SR Engineering College
June 1, 2016 - May 1, 2020
Bachelor of Engineering, Electronics & Communication at VelTech HighTech Dr. RR & Dr. SR Engineering College
June 1, 2016 - May 1, 2020

Qualifications

SAFe Agilist 6.0 Certified
January 11, 2030 - August 5, 2025
Java Microservices – S1
January 11, 2030 - August 5, 2025
Fundamentals of Cloud computing – S1
January 11, 2030 - August 5, 2025
SAFe Agilist 6.0
January 11, 2030 - October 12, 2025
Java Microservices – S1
January 11, 2030 - October 12, 2025
Fundamentals of Cloud Computing – S1
January 11, 2030 - October 12, 2025
SAFe Agilist 6.0
January 11, 2030 - October 12, 2025
Java Microservices – S1
January 11, 2030 - October 12, 2025
Fundamentals of Cloud Computing – S1
January 11, 2030 - October 12, 2025

Industry Experience

Software & Internet, Transportation & Logistics, Financial Services, Professional Services