Vinod Kumar R

Experienced IT professional with a decade of industry expertise in Java Full Stack Development. Proficient in big data management, API development, and object-oriented design, with a proven track record of successfully creating 2 products and 5 projects from the ground up. Well-versed in proper design patterns and adept at producing over 1000 Rest APIs. A results-driven leader with a strong commitment to delivering high-quality software solutions.

Microsoft Certified: Azure Cosmos DB Developer Specialty

• Optimized existing products and services through collaborative efforts with crossfunctional teams.
• Led a 5-member team in developing a Task Automation Tool using Angular, Java,Azure and Spring Boot.
• Resolved security issues in Webchat JSP applications for SBM, FINO, and BRACK banks within the Genesys Environment.
• Managed customization for Genesys Dev Team to meet client requirements.
• Created Reporting Tool and Digital Signature Service for Unfyd with Java Spring Boot, Jasper, and Apache PDFBox.
• Integrated Unfyd with Avaya for IVR processes using Java and JTAPI.
• Enhanced SBI-DEMS applications with WhatsApp Integration, Cross-Product Validation, PAPL, and advanced Reporting Module

• Understood existing identity services, performed a Proof of Concept and suggested solutions adopted by the team.
• Initiated a project from scratch with comprehensive setup, including logging, unit tests, telemetry, and OpenAPI Swagger documentation.
• Customized Azure B2C policies and app registrations for Seamless Migration Login.
• Developed a Just In Time Service using Azure Function and Azure App Insights, collaborated on Pre-Migration and Enrichment Token services with the team.
• Created APIs for Unified login.

• Collaborated with a team to develop Proof of Concepts (POCs) using Power Apps and Power Automate.
• Created a POC utilizing Azure Cognitive Services, specifically Computer Vision, for enhanced image analysis and recognition capabilities.

• Understood business requirements and developed analytics and analysis REST APIs using Node.js.
• Effectively consumed analytics responses on the UI side, adhering to proper standards, and created UI pages with charts and maps.
• Created store procedures to provide analysis and analytics results, which were used in API development.
• Utilized GIT and GIT commands for code repository management.
• Proficient in React.js, Node.js, Recharts, and React Simple Maps for web development.

• Managed both back-end and UI development tasks.
• Designed database models and deployed them on Cosmos DB.
• Collaborated with fellow developers, including junior team members, to discuss tasks, address issues, and review and commit their code changes.
• Led efforts in branch management, including creating working branches, merging code into release branches, and resolving conflicts during the merging process.

• Developed APIs and constructed UI pages.
• Managed the Git repository, collaborated with the DevOps team, and oversaw the release of new versions.
• Successfully rolled out new features and took charge of resolving production issues.
• Engaged in client discussions to address and clarify their technical inquiries.
• Implemented an immutable blockchain ledger using Stellar Lumens.
• Scheduled data source updates on the database using Cron jobs.
• Wrote Cron jobs to interact with rental websites like Zillow, Trulia, and HotPads via their APIs.
• Created a PDF generator from JSON data using open-source Node.js, Handlebars, and Puppeteer.
• Enhanced data security through crypto encryption and decryption libraries in Node.js.
• Developed TransUnion PDF reports using custom PDF generators and TransUnion APIs.
• Crafted complex MongoDB scripts for data migration tasks.

• Led and mentored a 14-member team, providing them with valuable technical training.
• Collaborated closely with the application architect to shape the application's architectural design.
• Conducted in-depth analysis of various databases and flat file data types and functionalities during application development, particularly for data ingestion.
• Established the project structure from scratch, following a micro-service pattern, and efficiently managed project dependencies using the Maven POM model.
• Created a detailed script with step-by-step commands for setting up a Hadoop cluster on on-premises machines.
• Proficiently utilized a diverse technology stack, including Java, XQuery, Apache Spark, Sqoop, Oozie, Hive, SQL databases, flat files, NoSQL databases, R, and Python.

• Developed a video platform enabling video uploads with enhanced metadata capabilities.
• Implemented a scene-by-scene comment feature.
• Leveraged a technology stack that includes Java, the Jersey Framework, React, MongoDB, Elasticsearch, Redis DB, and XQuery.

• Installed, configured, and maintained a Hadoop platform with 1 Name node, 1 Secondary name node, and 3 Slave nodes.
• Designed, modeled, and developed ETL and analytics APIs on the Java Jersey framework using RESTful services.
• Developed a web application using the AngularJS framework.
• Collaborated closely with the customer to understand and meet their requirements.
• Conducted thorough testing and benchmarking of the APIs using the Apache Benchmark tool.
• Proficiently utilized a diverse technology stack, including Hadoop, Java, Scala, Python, REST, AngularJS, Oozie, Spark, Maven, Sqoop, Flume, Hive, and Apache Benchmark.

• Conducted stress tests using the JMeter tool to assess system performance.
• Analyzed test results using a Spark application.
• Effectively consumed the response data and visualized results by creating charts and maps on a dashboard.

• Developed REST APIs and designed clean and user-friendly web application pages.
• Created application models and developed XQuery queries for database interactions.
• Implemented unit testing using the JUnit framework in Java.
• Utilized the EXist DB NoSQL database for data storage and retrieval.