Oracle SQL Developer with Full-Stack Backend Focus

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Sountharia Kumaran

**********.*******@*****.*** 973-***-**** www.linkedin.com/in/sounthariakumaran Profile

Results-driven Developer with hands-on experience in building APIs, managing relational databases, and implementing business logic for scalable applications. Skilled in working with Oracle, API development using Go and Java, and applying clean coding practices. Known for delivering reliable backend solutions, collaborating effectively with cross-functional teams, and supporting the full development lifecycle from design to deployment.

Experience

Full Stack Developer FDM Group (POD) 05/2025 – 07/2025 Implemented new features in NGF Pod that provides business solutions with the power of Artificial intelligence.

• Designed and implemented a RESTful APIs using Spring Boot to automatically capture and store mock interview and its practice history for user data retention and analysis.

• Created a robust entity model using JPA/Hibernate to store interview data in a MySQL database.

• Used Collections and Generics in Java to manage data, executed tasks concurrently with Multithreading, and applied SOLID principles for maintainable and flexible software.

• Developed single-page applications with Angular, consuming REST APIs. Implemented routing and HTTP Client for API communication.

Full Stack Engineer - FDM Group (Contracted to TD Bank) 01/2023 - 05/2025 Enhanced the TD Securities API Portal by developing and improving web applications, driving increased functionality, performance, and user experience.

• Developed RESTful APIs in Go (Golang) to manage backend logic, process JSON data, implement JWT-based authentication, and ensure seamless data persistence to the Cassandra database

• Developed dynamic UI pages using ReactJS, integrating backend services and optimizing the build process with Node.js

• Integrated and customized Swagger Editor to allow users to modify and store API schemas within the application, enhancing the user experience and simplifying schema management

• Designed and implemented gRPC procedures to retrieve and process data from the analytics microservice, using Protobuf for message serialization, enabling efficient API request metrics monitoring and insights

• Updated native Druid queries using Golang, integrating real-time time-series data retrieval and aggregation with Kafka-based microservices

• Conducted comprehensive testing of web applications using Jest for frontend validation and Go's testing framework for backend functionality.

Java Training FDM Group 10/2022 – 01/2023

• Java Core Fundamentals and Key Tools

(log4j2, Mockito, Maven)

• JUnit, TDD, UML

• Data Access (using JDBC, JPA)

• Web Development (HTML, CSS, JavaScript)

• Spring Framework (Boot, Data, Web MVC)

• Agile Project Management (Agile/Scrum)

• Angular

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Freelance Software Tester UTest.com 02/2018 – 06/2018 Performed Manual Testing of multiple websites on mobile and web browser.

• Analyzed the in-scope and out-of-scope areas for testing

• Created and executed Test Plans, writing bug reports, and provided necessary evidence Leader Projects Sundaram Infotech

Solutions

09/2002 – 09/2009

Managed software development team through end-to-end guidance in design, development, and implementation of software modules.

• Analyzed requirements and implemented complex business logic with Oracle DB for optimized data processing and integrity.

• Prepared technical documentation such as High-Level Design (HLD) for schemas and SQL tables, Low Level Design (LLD) document for Front end design, Unit Test plans, Unit Test reports

• Designed efficient database tables using adhering normalization standards and database objects such as stored procedures, functions, triggers, and packages

• Performed code walkthrough of team members and provided solutions to optimize code

• Efficiently collaborated with the end users during UAT (User Acceptance Test) sign-off, user training, documentation, and post-production support

• Prepared Unit Test Plans (UTP) and Unit Test Reports (UTR), ensuring test coverage by mapping key test cases to requirements using the Traceability Matrix (TM). Education

Master of Computer Application Bharathiar University 04/1997 – 04/2000

• Graduated with GPA 3.46

• Accounting and Financial Management

• Software Engineering

• Database Management System

B.Sc. Chemistry Bharathiar University 04/1994 – 04/1997

• Chemistry

• Mathematics

• Physics

• Languages – Tamil, English

Achievements and Skills

• AWS Certified Cloud Practitioner (May ’22)

• Golang, Java, React JS, JavaScript, Python,

TypeScript, C, C++

• Jest, Golang testing

• Git, DevOps

• Unix/Linux, Bash Scripting

• AWS – EC2, IAM, RDS, VPC

• Oracle Database SQL Certified Expert (2009)

• MS SQL, Oracle, Cassandra, Druid SQL

• Tools: MS SSIS, TOAD, PVCS, SQL

Developer

• IDE: IntelliJ, Eclipse, VSCode, PyCharm,

Vim, Nano

• XML, JSON

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