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lal kumar

@lalkumar

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Java Developer at ADANSA Solution Pvt. Ltd., where I developed 15+ REST APIs and cut report response time by 30%.

India

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At ADANSA Solution Pvt. Ltd., I developed 15+ REST APIs for RealBooks Accounting Software using Java and Spring Boot. I also implemented business logic and validations, contributing to a 20% reduction in production defects.

I optimized SQL queries to cut report response time by 30% and developed Excel and PDF reports for accounting and audit purposes. I wrote JUnit and Mockito tests and integrated AWS S3 for document uploads and storage.

At Tanama Software Pvt. Ltd., I contributed to backend development for the IES (Integrated Eligibility System), including REST APIs for eligibility processing and reporting. I used Apache Kafka for asynchronous processing between microservices and optimized SQL queries to reduce execution time.

Experience

Work history, roles, and key accomplishments

Java Developer

Adansa Solution Pvt. Ltd.

Feb 2025 - Nov 2025 (9 months)

Designed and developed 15+ REST APIs using Java and Spring Boot following Agile/Scrum methodology. Implemented core business logic, validations, and exception handling, reducing production defects by 20%.

Java Spring Boot REST APIs Agile Scrum SQL Junit Mockito S3 Excel PDF

Java Developer

Tanama Software Pvt. Ltd.

Oct 2021 - Dec 2024 (3 years 2 months)

Worked on backend development using Java, Spring Boot, and Microservices architecture, supporting 500+ active users statewide. Developed REST APIs for eligibility processing and reporting workflows, processing 500 requests/day.

Java Spring Boot Microservices REST APIs Kafka SQL Excel PDF Git Jenkins CI CD

Calibration Engineer

Autocal Solution Pvt. Ltd.

Jun 2019 - Feb 2020 (8 months)

Performed calibration of instruments and equipment to ensure accuracy and compliance with standards. Maintained calibration records and prepared technical documentation and reports.

Calibration Quality Assurance Technical Documentation Troubleshooting

Education

Degrees, certifications, and relevant coursework

Rajiv Gandhi Proudyogiki Vishwavidyalaya (RGPV)

Bachelor of Engineering, Electronics & Communication Engineering

Grade: 6.02 CGPA

Bachelor of Engineering in Electronics & Communication Engineering from Rajiv Gandhi Proudyogiki Vishwavidyalaya, Madhya Pradesh, with a CGPA of 6.02.