About Me

Rajat Kumar R

Software Architect & Developer

Who I Am

Experienced Software Architect with 8+ years building high-performance systems. From managing India's fastest supercomputer (SahasraT at IISc) to architecting real-time trading platforms, I bring deep expertise in Python, cloud infrastructure, and modern web technologies. Passionate about leveraging AI tools like Claude and Gemini to accelerate development.

Work Experience

A journey through 8+ years of building systems, leading teams, and solving complex technical challenges.

Nov 2025 - Present

Voltvave Innovations

Freelance Software Architect & Developer

  • Built "Tredye" trading platform with Next.js 16, Docker, Redis, Kafka, PostgreSQL. Architected real-time data streaming and order management systems.
Feb 2024 - Aug 2025

Red Education

Team Lead, Senior Python Support Engineer

  • Engineered Labbuild 2.0 achieving 90% faster performance. Built Flask/MongoDB dashboard for monitoring. Developed FastAPI APIs for internal services. Led team of developers.
Nov 2023 - Jan 2024

Freelancer

Technical Consultant

  • Developed Django/PostgreSQL/Svelte dashboard solutions for various clients. Conducted AI tools research and implementation.
Jul 2022 - Oct 2023

Offpriced Canada Inc.

Senior Developer

  • Led team of 6 developers. Built and maintained e-commerce platform. Implemented Python automation solutions for inventory and order management.
Oct 2021 - Jun 2022

HCL Technologies

Lead Engineer SQA

  • Worked with Palo Alto Networks on network security products. Developed Pytest automation framework. Managed Kubernetes clusters for testing infrastructure.
Jul 2019 - Sep 2021

SERC, IISc

System Engineer

  • Managed SahasraT supercomputer (33,000 cores) - India's fastest supercomputer. Built Django dashboard for system monitoring. Handled user support and incident response.
Jun 2017 - Jun 2019

TEKsystems/HPE

Network Support Engineer

  • Provided AT&T L1 support for enterprise networking. Managed Aruba networking infrastructure including switches and access points.

Skills & Technologies

Technologies and tools I work with to build scalable, performant applications.

Backend

PythonDjangoFlaskFastAPINode.jsPostgreSQLMongoDBRedisPytestKafka

Frontend

TypeScriptReactNext.jsSvelte

DevOps & Cloud

DockerKubernetesAWSGCPAzureOCIJenkinsNginx

Other

SeleniumGit

Education

Bachelor of Engineering

ACS College of Engineering, Bangalore

Class of 2016

Beyond Code

When I'm not building software, you'll find me exploring these creative pursuits.

Photography & Videography

Music Production

Video Editing

FPS Gaming

Culinary Arts

Let's Work Together

I'm always interested in hearing about new projects and opportunities. Whether you have a question or just want to say hi, feel free to reach out.