Balaji Vijayan Email & Phone Number

Porto, Pt

Porto, Portugal

• Re-architected the 24+ microservices using sidecar pattern, to be platform agnostic thus accelerating POC cycles, enabling swift acquisition of new customers.• Refactored existing API Compliance service to handle 1000 TPS and improved its boot-up time in AWS.• Developed custom GraphQL federation API using Java to support various OAS API design specifications.• Modified the existing CI/CD pipelines in Groovy thereby reducing the integration time of a new microservice from 8 hours to under 10 minutes. • Designed, built and deployed API linting, Consent Management, API Gateway Federation and SSO login services using Spring with scalability and performance in focus.• Rapidly scaled the engineering team from 2 engineers to 18 through strategic hiring and referrals, assuming the head of engineering role and providing technical leadership, resulting in the successful launch of APIwiz 2.0.• Championed and effectively articulated updated product capabilities to an existing customer, resulting in contract renewal that increased revenue by 20%.• Managed and coached engineering leads, junior engineers, and QA team members through continuous feedback loops and training.

Chennai, Tamil Nadu

• Championed the migration of microservices to Openshift and trained 100+ team members in FXLM Chennai on cloud adoption and industry best practices.• Led a team of 10 developers and 3 testers in FX Bench, focusing on continuous improvement and timely delivery of product milestones.• Improved Software Maturity Model score from 4 to 5 and enhanced Developer Experience by introducing single-click rollbacks and automated checkouts of microservices.• Reduced QA cycle by advocating and architecting the automation testing framework using selenium, and introduced nightly builds accompanied by test result summaries.

Chennai, Tamil Nadu, India

• Designed and developed a highly scalable microservice to handle the processing of exotic FX currency trades efficiently.• Migrated the microservices from traditional on-premises deployment to container-based deployment in OpenShift.• Provided technical and professional mentorship to developers and interns, helping them to solve complex problems and production bugs while enhancing their problem-solving skills and efficiency.

• Created the receipt transaction support for DIEBOLD ATMs using Java and Freemarket templates, as a contingent developer for MasterCard• Developed transaction sets such as Balance Enquiry, Fund Transfer, Cheque Book Request, BNA and Mobile Number Registration on ATMs using Java and Hibernate.• Built MasterPass wallet transaction functionality, for ICICI bank using JSP.

* Developed Integration application for translating the AIS, CIS, PIS, NMON and other critical feeds files from CTL Prime format to FICO FALCON 6 using file watcher service.* Designed and developed a SOAP web service for SMS notification to cardholders during fraudulent activities on their card.* Engineered an application for transferring data from the FTP server to the Merchant Monitoring System’s database using Java and Apache Commons Net.

• Closely worked with the US quality team in the development of ebooks using HTML, CSS and Javascript.

Bachelor Of Engineering (Beng), Computer Science

Certificate In Full Stack Web Development, Computer Softw