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PORTFOLIO / SKS

Shubham
Kumar

I am a Software Development Engineer with 3+ years of experience in full-stack web development, DevOps & Kubernetes infrastructure, microservices architecture, and production AI integration. Proficient in Go, TypeScript, React/Next.js, Terraform, Helm and multi-cloud environments, I focus on optimizing system performance, managing CI/CD pipelines, and engineering high-throughput backend services.

Available for work
India / Remote
CURRENTLY
Software Development Engineer
@ Polyteia
Oct 2024 — Present
FOCUS
Golang
JavaScript/TypeScriptReact
Next.js
Node.jsPythonKubernetes
TerraformHelmDockerTensorFlowLangChain

Experience

2023 — Present
2024

Software Development Engineer

Polyteia
Oct 2024 — Present
GolangTypeScriptNext.jsKubernetesTerraformHelmCELMistral
Manage end-to-end DevOps and automated CI/CD pipelines, provisioning development, sandbox and production environments on Kubernetes with Terraform and Helm. Standardized logging across microservices for better observability and debugging. Architected the SaaS platform redesign in Next.js and Go, migrated legacy microservices from gRPC to JSON-RPC, and designed modular base packages for API interactions, frontend state caching and unified service routing. Built an internal S3 proxy service for multi-tenant user storage, integrated Mistral LLM endpoints for automated SQL generation and reactive chart visualization, and implemented CEL engines across frontend and backend for configurable business rules and form logic.
2023

Software Development Engineer

Code Engine
Sep 2023 — Oct 2024
Next.jsFirebaseStripeDialogflow CXGeminiGSAP
Promoted from Frontend Developer (Sep – Dec 2023) to Software Development Engineer to lead core backend fulfillment webhooks and multi-tenant integrations. Engineered the frontend of a fintech application with Stripe payments for secure transactions and subscription workflows. Built conversational AI workflows with Google Dialogflow CX and Gemini, including dynamic entity extraction and custom fulfillment webhooks. Developed full-stack platforms on Next.js and Firebase with secure multi-tenant client and admin interfaces, and optimized UX performance by reducing page render latency and embedding GSAP micro-animations.
2023

Deep Learning & Computer Vision Research Intern

M.N.I.T Jaipur
July 2023
PythonYOLOv7StreamlitComputer Vision
Improved and trained YOLOv7 computer vision models for automated Printed Circuit Board (PCB) defect detection. Built and published the open-source Python library image-label on PyPI for interactive annotation editing within Streamlit apps, with the demo deployed at Streamlit.
2023

Full Stack Web Developer

SalesBee
Feb 2023 — July 2023
ReactNode.jsChrome Extensioni18n
Joined as Frontend Developer Intern and transitioned to Full Stack Developer within a month to own full-stack transcript management pipelines. Built web solutions and a Chrome Extension for extracting, processing and managing meeting transcripts, architected an analytics dashboard with centralized access, search, filtering and sharing, and implemented time-zone sorting utilities and i18n pipelines to expand cross-regional user engagement.

Projects

2026

Campus Pilot

  • Architected a multi-tenant school administration SaaS managing admissions, examinations, dynamic JSON-configured institutions, and result processing.
  • Designed robust Role-Based Access Control (RBAC) authorization alongside OAuth authentication supporting student, teacher, admin, and platform admin roles.
  • Engineered an event-driven, ledger-based financial engine for automated billing, fee auditing, and payment tracking.
  • Built a dynamic document marketplace using Handlebars templates and a Gotenberg rendering service to generate high-throughput PDF results, admit cards, receipts, and notices.
TypeScript
Go
React/Next.jsGotenberg
Handlebars
2024

i18nForge

  • Built a web application for managing and comparing i18n translation files using a tabular interface with advanced key inconsistency filters.
  • Integrated real-time GitHub API synchronization for automated commit tracking and direct version updates.
  • Engineered collaborative live editing with automatic key validation and AI-powered translation for fast localization workflows.
Next.jsFirebase
Tailwind CSSGitHub API
AI Translation
2024

NeuralFlow

  • Designed a visual no-code machine learning platform for building neural network architectures via drag-and-drop elements.
  • Implemented a visual layer composer using React Flow.
  • Built a code-generation compiler that parses visual graph topologies (including U-Net architectures with skip connections) into production-ready TensorFlow/Python code.
Next.js
React Flow
TensorFlow
Python
2024

CEL-JS Playground

  • Developed an interactive web editor for testing Google CEL expressions in-browser using @marcbachmann/cel-js.
  • Implemented dynamic version loading via esm.sh to test any CEL-JS version in-browser.
  • Developed a template system, URL-based state sharing and one-click loading.
Next.js
Tailwind CSSCEL-JS
ESMMonaco Editor
2024

Pluckers Stadium Promo

  • Built a high-concurrency QR promotion redemption backend in Go capable of processing 10k+ simultaneous event requests.
  • Architected a 2-stage verification system linking stadium QR scanning (code generation) and restaurant QR validation (final redemption) on AWS Aurora PostgreSQL Serverless.
  • Integrated Twilio email delivery for automated redemption code distribution.
  • Developed admin dashboard with TanStack Table for tracking analytics, game night and restaurant visits.
Go
React
PostgreSQLAWS EC2TwilioTanStack Table
2024

NearDynamics

  • Trained YOLOv8 on a custom dataset to detect interactive elements in screenshots.
  • Integrated the trained detection system with GPT to generate step-by-step interaction workflows.
  • Developed a Streamlit app that combines detection, reasoning, and OS-level automation using PyAutoGUI.
Python
YOLOv8
GPTStreamlit
PyAutoGUI
2023

Fashion Generator Bot for Flipkart

  • Built a chatbot that shows trending products based on user queries.
  • Integrated OpenAI's GPT-3.5 with LangChain for product recommendations.
  • Selected among the unique projects in Flipkart Grid 5.0 Finals.
  • Addressed limitations in non-conversational search using LLM-based intent understanding.
Langchain
OpenAI-APIStreamlitResNet50
YOLOv8BeautifulSoup
2023

Label Image

  • Developed a React-based Python package for image label editing, integrated as a Streamlit component.
  • Improved UX for annotating and modifying detected image labels.
React
PythonStreamlit

Publications

2024•International Conference Paper

3D Feature Pooling Module and Attention Mechanism for Liver and Tumor Segmentation

Authors: Rinku Rabidas, Tanish, Shubham Kumar, Sandeep Mandia, Amarjit Roy
View

Education

2024

Assam University

June 2020 — June 2024
Bachelor of Technology in Electronics and Communication Engineering
SGPA: 8.0 / 10.0•Silchar, India
2020

Hellens School

2020
Higher Secondary Education (12th Grade)
Physics, Chemistry, Mathematics•Sitamarhi, India

Building elegant solutions that solve real problems. Turning complex ideas into simple experiences.

If You know the business
I know the chemistry

Every line of code is a story. Every feature is a conversation.

FrontEnd • BackEnd • CICD • Cloud •
eat • sleep • code • repeat •