Hi, I’m Rajkumar Palaniyappan. I’m a seasoned Full Stack Developer and AI Engineer with 7+ years of experience delivering cloud-native solutions. I specialize in .NET, Python, Angular/React and Azure, with a proven track record of modernizing legacy systems, building scalable microservices and serverless architectures, and leading high-performing Agile teams. I’m passionate about applying generative AI and large language models to real-world business problems and outcomes. I enjoy collaborating with data scientists, analysts and stakeholders to deliver impactful solutions at scale. I’m committed to delivering measurable value through well-architected software, robust data pipelines, and principled DevOps practices, while continuously learning and applying new AI capabilities to drive business success.

Rajkumar Palaniyappan

Hi, I’m Rajkumar Palaniyappan. I’m a seasoned Full Stack Developer and AI Engineer with 7+ years of experience delivering cloud-native solutions. I specialize in .NET, Python, Angular/React and Azure, with a proven track record of modernizing legacy systems, building scalable microservices and serverless architectures, and leading high-performing Agile teams. I’m passionate about applying generative AI and large language models to real-world business problems and outcomes. I enjoy collaborating with data scientists, analysts and stakeholders to deliver impactful solutions at scale. I’m committed to delivering measurable value through well-architected software, robust data pipelines, and principled DevOps practices, while continuously learning and applying new AI capabilities to drive business success.

Available to hire

Hi, I’m Rajkumar Palaniyappan. I’m a seasoned Full Stack Developer and AI Engineer with 7+ years of experience delivering cloud-native solutions. I specialize in .NET, Python, Angular/React and Azure, with a proven track record of modernizing legacy systems, building scalable microservices and serverless architectures, and leading high-performing Agile teams. I’m passionate about applying generative AI and large language models to real-world business problems and outcomes.

I enjoy collaborating with data scientists, analysts and stakeholders to deliver impactful solutions at scale. I’m committed to delivering measurable value through well-architected software, robust data pipelines, and principled DevOps practices, while continuously learning and applying new AI capabilities to drive business success.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
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Expert
Intermediate
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Language

English
Advanced

Work Experience

Senior Principal Software Engineer at LTIMindtree
December 1, 2025 - Present
Full-stack development for portfolio management tools and microservices using C#, .NET, Python, Angular and React; upgrading .NET version; hardening secure authentication; integrating AI/ML capabilities into production systems; orchestrating microservices with Azure Functions and Container Apps; optimizing ETL/data pipelines; modernizing on-prem workflows to Cloud; improving performance and data orchestration across services; leveraging AKS/Service Fabric for scalable infra and ML inference.
Technical Lead at Apex Talent Solutions Inc.
January 1, 2023 - December 1, 2024
Directed design and development of high-volume intermodal logistics applications using Angular, React, .NET Core and Node.js microservices; implemented real-time data ingestion with Azure Service Bus, Event Hubs and Synapse; introduced generative AI modules and RAG architectures for document classification, scheduling optimization and anomaly detection; championed DevOps and IaC with Azure DevOps, Terraform and GitHub Actions; mentored cross-functional Agile teams and aligned technical roadmaps with business goals.
Technical Lead at Raytex IT Services
April 1, 2021 - December 1, 2022
Designed and deployed Angular and MVC applications; built microservices using Azure Service Fabric; improved microservice resiliency with design patterns; delivered Infrastructure as Code (IaC); ensured cloud architecture quality and security; mentored team members and supported growth; contributed to feature architecture across business units.
Senior Software Engineer at Raytex IT Services
January 1, 2020 - March 1, 2021
Led development of Angular/MVC applications; implemented microservices and asynchronous processing; improved message processing pipeline performance; introduced caching strategies to reduce backend load; contributed to IaC and cloud architecture improvements.
Senior Software Engineer at Affluent Global Services
July 1, 2018 - January 1, 2020
Developed client/server applications using Xamarin Forms with C#/XAML and .NET Core; customized UWP, Android and iOS apps; implemented real-time data features with SignalR; led security enhancements with Azure AD authentication and token-based RBAC.

Education

Master of Business Administration at University Canada West
January 11, 2030 - March 18, 2026
B.E. in Electronics and Communication Engineering at Anna University
January 11, 2030 - March 18, 2026

Qualifications

AZ-204: Microsoft Certified: Azure Developer Associate
January 11, 2030 - March 18, 2026
AZ-305: Microsoft Certified: Azure Solutions Architect Expert
January 11, 2030 - March 18, 2026
IBM Enterprise Design Thinking Practitioner
January 11, 2030 - March 18, 2026
70-483: Programming in C#
January 11, 2030 - March 18, 2026

Industry Experience

Software & Internet, Financial Services, Professional Services