Ramu Molankula-Software Development Engineer
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Experience
Software Development Engineer
Olive Crypto Systems Pvt Ltd (National Payments Corporation of India)
Contributed to the development of a UPI simulation system, ensuring alignment with NPCI standards from UAT to production, and achieving a 98% success rate with improved API workflow clarity.
Built a data-driven certification process that increased scenario coverage by 40% and cut certification time to 1 week.
Executed 100+ transaction scenarios for switch testing using a real-time sample bank, achieving 85% accuracy in critical flows and supporting on-time certification for banks.
integrated Spring Boot microservices with RabbitMQ to automate certification workflows, reducing manual efforts by 40%.
Supported the rollout of a global UPI simulation tool used by 20+ international partners to explore real-time remittance APIs and process flows efficiently.
Streamlined certification workflows, reducing integration time by 50% and enabling full API understanding within a week.
Engineered a real-time international remittance simulator and testing framework facilitating API/application flow comprehension for partners like Lyra and TerraPay; cut partner integration time by 40%.
Developed RESTful APIs using Spring Boot and Kafka to simulate high-volume remittance traffic for partner certification.
Collaborated with international partners to optimize API performance, identifying and resolving latency issues, resulting in a 25% reduction in response times during partner integrations.
Java Developer
Pals (India) Pvt Ltd
- Development of backend modules with Java, Servlets, and JDBC for creating web applications.
- Implementation of server-side logic for user requests and database operations with MySQL.
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology and Banking and Finance.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Product Development, and Quality Assurance.
Summary
Software Developer with a focus on backend development and system performance optimization. Experienced in contributing to large-scale projects, enhancing efficiency, and strengthening overall system functionality. Skilled in Java, Spring Boot, and microservices architecture, with hands-on expertise in messaging platforms such as Kafka, RabbitMQ, and Docker-based deployments. Designed and implemented a Spring Boot microservice for the UPI simulation system, improving latency by 40%, increasing reliability, and ensuring full compliance with NPCI standards.
Skills
- Java, Spring Framework, Spring Boot, Spring Integration, Restful, Mvc, Hibernate, Mysql, Postgresql, Mariadb
- Monolithic & Microservices, Message Queues, Kafka, Rabbitmq, Activemq, Html, Css, Angular, Javascript, React
- Gradle, Maven, Github, Bitbucket, Aws, Redis, Sonarqube, Soa, Soap, Xml, Json, Ci/Cd, Jenkins, Docker, Kubernetes, Splunk, Openapi, Swagger, Data Structures, Payment Gateway Integration, Third Party Api Integration
Languages
Education
Kakatiya University
B.Tech · Information Technology · Warangal, India
Statistics
Experience
Global experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Ramu is based in Berlin, Germany.
Ramu speaks the following languages: English (Advanced).
Ramu has at least 5 years of experience. During this time, Ramu has worked in at least 2 different roles and for 2 different companies. The average length of individual experience is 3 years and 7 months. Note that Ramu may not have shared all experience and actually has more experience.
Based on recent experience, Ramu would be well-suited for roles such as: Software Development Engineer, Java Developer.
Ramu's most recent position is Software Development Engineer at Olive Crypto Systems Pvt Ltd (National Payments Corporation of India).
In recent years, Ramu has worked for Olive Crypto Systems Pvt Ltd (National Payments Corporation of India).
Ramu is most experienced in industries like Information Technology and Banking and Finance.
Ramu is most experienced in business areas like Information Technology, Product Development, and Quality Assurance.
Ramu holds a Bachelor in Information Technology from Kakatiya University.
The availability of Ramu needs to be confirmed.
Daily rate distribution
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The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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