DHARUN KUMAR A
Bangalore
Summary
Senior Software Engineer with 7+ years of experience building enterprise-grade .NET applications. Strong expertise in backend development, Web APIs, and system integrations. Drives technical design discussions, mentors engineers, and builds maintainable, testable systems using SOLID principles. Currently working on RAG-based solutions using LangChain and LLMs for intelligent document search and automation.
Overview
8
8
years of professional experience
Work History
Senior Software Engineer
OpenText
04.2023 - Current
- Designed and implemented AI-driven Retrieval-Augmented Generation architecture using LangChain and Python, enhancing semantic document retrieval and response accuracy.
- Architected production-ready cross-platform mobile application with .NET MAUI for Android and iOS, fulfilling enterprise UX and security standards.
- Facilitated technical decision-making and architecture discussions, ensuring scalability and adherence to SOLID principles.
- Mentored junior engineers while providing hands-on support for complex production issues, boosting team efficiency.
- Utilized AI developer tools like GitHub Copilot to generate unit test cases, improving test coverage and supporting structured planning.
Software Designer II
OpenText
04.2021 - 03.2023
• Designed and developed a standalone ASP.NET Core Web API to manage SAP document commands and transactions, enabling reliable, high-throughput enterprise integrations.
• Optimized backend services for high-throughput processing to support scalable, data-driven integrations and reliability under high-load workflows.
• Collaborated with cross-functional teams to deliver Microsoft Teams integrations using React-based frontend components, enhancing user accessibility and user experience.
Software Designer
OpenText
11.2019 - 03.2021
- Developed and enhanced core features in enterprise desktop applications using C# and WPF while ensuring compatibility with legacy systems.
- Strengthened code quality by introducing unit and integration testing practices across service layers, reducing post-release defects.
Senior Software Analyst
Capgemini
04.2019 - 10.2019
- Diagnosed and resolved high-priority production issues across web services, integration modules, and client-facing applications to ensure system stability and customer satisfaction.
- Coordinated production deployments and acted as a technical bridge between development and operations teams.
Software Analyst
Capgemini
03.2018 - 03.2019
- Developed Microsoft Office (Word, Excel) and Outlook VSTO add-ins, gaining early expertise in Office extensibility and COM-based integrations.
- Built internal SDK utilities and test applications to support automated unit and integration testing, improving overall product reliability.
Education
Bachelor - Electronics and Communication Engineering
TRP Engineering College
05-2017
Skills
- Languages & Frameworks: C#, ASPNET Core, NET MAUI, Xamarin, WPF, VSTO, React (Basic)
- Architecture & Design: Layered Architecture, SOLID Principles, MVVM, System Scalability, Unit & Integration Testing
- Backend & Integrations: RESTful APIs, ASPNET Core Web APIs, SDK-based data integration, Enterprise system integrations (SAP, Microsoft 365 – Teams, Graph APIs, Office Add-ins)
- AI & Innovation: Retrieval-Augmented Generation (RAG), LangChain, Python Integration, LLM Prompt Engineering, Semantic Search, Vector Databases
- Tools & Platforms: Git, Visual Studio, Figma (collaboration)
Ai And Innovation Experience
- Designed and implemented enterprise RAG pipelines combining vector embeddings, semantic search, and LLM orchestration for document intelligence use cases.
- Built system prompts and intent-detection workflows to dynamically generate summaries and backend API calls from natural language user input.
Timeline
Senior Software Engineer
OpenText
04.2023 - Current
Software Designer II
OpenText
04.2021 - 03.2023
Software Designer
OpenText
11.2019 - 03.2021
Senior Software Analyst
Capgemini
04.2019 - 10.2019
Software Analyst
Capgemini
03.2018 - 03.2019
Bachelor - Electronics and Communication Engineering
TRP Engineering College