Available for opportunities

Hi, I'm Aryan Kumar

Backend Engineer | Cloud & AI

I build scalable cloud solutions and optimize backend systems. Currently at Tata Consultancy Services, specializing in high-performance APIs, AWS, Azure cloud migrations, and GenAI.

01.

About Me

I'm a Backend Engineer specializing in high-performance serverless APIs, cloud architectures, and AI integrations.

Currently at Tata Consultancy Services, I build scalable cloud solutions and GenAI-powered migration pipelines. I am passionate about transforming complex backend challenges into efficient, modern systems.

2.5+

Years Exp.

3

Awards

02.

Skills & Technologies

Languages

Python C++ Bash

Backend

Django FastAPI REST APIs Flask Locust

Cloud & DevOps

AWS Azure Docker Terraform GitHub Actions

Databases

PostgreSQL CosmosDB MySQL SQLite
03.

Professional Experience

Tata Consultancy Services

Bengaluru, India

Aug 2023 - Present

Backend Engineer

Jan 2025 - Present Current
  • Developed high-performance serverless APIs on AWS Lambda, serving 1M+ requests daily with sub-2-second response times, leveraging Locust for load & capacity validation.
  • Designed and implemented a resilient asynchronous retry framework using AWS SQS, enabling automated recovery of failed API transactions and improving system reliability.
  • Built a GenAI-powered Java-to-Python microservices migration pipeline with AI verification agents and Human-in-the-Loop (HITL) review, generating code, tests, documentation, and ASTs while achieving 76% end-to-end conversion accuracy.

Cloud Developer

Jun 2024 - Jan 2025
  • Led end-to-end migration of enterprise applications from on-premises infrastructure to cloud environments.
  • Identified and resolved performance bottlenecks, improving application responsiveness and stability.
  • Collaborated with stakeholders to address integration challenges between legacy and cloud systems.

Systems Engineer

Aug 2023 - Jun 2024
  • Implemented scalable backend solutions, optimizing SQL queries, improving data retrieval efficiency by 23%.
  • Reduced post-deployment defects through structured code reviews and automated unit testing practices.

Project Intern

Feb 2023 - May 2023
  • Developed a full-stack application using the Django framework
  • Upskilled in cloud computing and generative AI on Microsoft Azure and ChatGPT

Edutech India

Bengaluru, India

Aug 2022 - Oct 2022

STEM Intern

  • Designed, assembled and programmed a human-sized robot named "Mr. Robot II"
  • Developed several STEM-related learning projects for K-12 students
04.

Featured Projects

Cloud Resume Challenge

Azure-powered serverless resume

  • Serverless resume with Azure Storage, Functions, and Cosmos DB
  • Etag-based optimistic concurrency control
  • Bot filtering for accurate analytics
Azure Terraform CosmosDB

Recipe REST API

Full-featured Django API

  • Django REST API with auth and image uploads
  • Docker containerization & GitHub Actions CI
  • Test Driven Development (TDD) approach
Django Docker TDD

Stocks Portfolio

Real-time trading simulation

  • Flask web app for stock trading simulation
  • Real-time stock prices via IEX API
Flask Python REST API
05.

Education

Bachelor of Engineering

Electronics and Communication Engineering

Nitte Meenakshi Institute of Technology, Bengaluru

CGPA: 9.18 | Top 5% of Class Aug 2019 - Aug 2023

Courses: Computer Networks, Data Structures, Databases

Senior Secondary (10+2)

PCM Stream

Infant Jesus School, Patna

87.0% May 2019

Secondary (10th)

Infant Jesus School, Patna

CGPA: 10.0 Jun 2017
06.

Honors & Awards

Jan 2026

Distinguished Contributor Award

Tata Consultancy Services

Nov 2025

TCS AI Idea Igniter Award

Tata Consultancy Services

Jun 2024

Client Leadership Award

Tata Consultancy Services

07.

Publications

IEEE

Handwritten Digit Detection and Prototyping on Field Programmable Gate Array (FPGA)

  • Trained an Extreme Learning Machine (Neural Network) for detection of handwritten images
  • Weights and biases calculation performed on Matlab, simulated on FPGA board
  • Hardware simulation using Xilinx Vivado, deployed on FPGA hardware
08.

Get In Touch

I'm currently open to new opportunities and interesting projects. Whether you have a question or just want to say hi, feel free to reach out!