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Vedant Mahajan

Software engineer · backend & product · India

I build software from the API outward: backend services, automation, and interfaces that make messy workflows manageable. I care about clean abstractions, reliable releases, and the edge cases that only show up in practice.

Resume PDF
Vedant Mahajan presenting software on a laptop

01 / Work log

Where the systems met reality.

What I owned, what changed, and the systems behind the work.

ps aux | grep experience

4 processes

stdout

Engineering release confidence for an AI-powered route-to-market platform used across large, multi-market workflows.

Java
Karate
Flutter
Jenkins
MySQL
  • Built API and end-to-end automation with Karate/Java and Flutter/Dart.
  • Moved regression coverage into Jenkins CI/CD and validated critical MySQL data paths.
  • Supported release readiness for order prediction, incentives, and stock-out optimization used by 65+ CPG brands across 18+ countries.

02 / System registry

Projects, explained in plain English.

The problem, the engineering decision, and the outcome. Open a system for its architecture and stack.

5 / 5 systems

sys_01 / Health · OCR · SaaS

Featured

MediClarity

Problem
Lab reports are hard to compare or explain across visits.
Built
An OCR-to-structured-record pipeline with trends, sharing, and a Lab API.
Outcome
Deployed product with source-linked results and plan-gated features.
Source Demo

Under the hood

Upload → Cloudinary + Mistral OCR → normalized labs → trends + 3D explain + record chat → expiring shares + Lab API

Inspect system details
Next.jsTypeScriptMongoDBClerkStripeCloudflare Workers
  • Live deployment · billing + Lab API
  • OCR → FHIR pipeline + voice agent

sys_02 / Engineering Intelligence · Agents

DevRank

Problem
Engineering growth is hard to measure from scattered work signals.
Built
A CLI, dashboard, and worker that turn sessions and repo activity into evidence-backed scores.
Outcome
Deterministic scoring and actionable learning plans in one workspace.
Source README walkthrough
Inspect system details

Session + repo signals → redaction + evidence summaries → deterministic scoring → plans + Slack targets

Next.jsTypeScriptSupabasepgvectorOpenRouterSlack
  • CLI + dashboard + worker monorepo
  • Deterministic SDE-readiness scoring

sys_03 / Security · Mobile · ML

CanGuard AI

Problem
A valid login does not guarantee a safe banking session.
Built
A mobile behavioral-signal pipeline with live risk scoring and an evidence ledger.
Outcome
Placed 4th at Canara Bank's SuRaksha hackathon.
Source Demo
Inspect system details

React Native client → socket event stream → three-tier risk engine → encrypted evidence ledger

React NativeTypeScriptPythonSocketsTensorFlowAES-256
  • 4th place · Canara Bank SuRaksha
  • Real-time risk scoring

sys_04 / Voice · Agents · SaaS

VoiceScout AI

Problem
Competitor research is slow and difficult to share across a team.
Built
Voice sessions connected to web retrieval and a shared research workspace.
Outcome
Research can start from a conversation and retain its sources.
Source README walkthrough
Inspect system details

Voice session → agent orchestration → live web retrieval → synthesis → shared research workspace

Next.jsConvexVapiFirecrawlOpenRouterBetter Auth
  • 20+ interface languages
  • Usage-based billing

sys_05 / Automation · Operations

Flow Pilot

Problem
Incoming order emails scatter data across inboxes and spreadsheets.
Built
An ingestion and validation workflow connected to inventory and exception tracking.
Outcome
A deployed operations dashboard with a single order workflow.
Source Demo
Inspect system details

Inbound email → validation and extraction → order workflow → inventory + analytics dashboard

Next.jsTypeScriptLangChainMongoDBGoogle CloudStripe
  • Automated order ingestion
  • Exception-aware workflow

03 / Technical depth

Tools grouped by the work they do.

A map of the tools I have used across roles and projects. See the work above for context.

Languages

Java
C/C++
Python
TypeScript
JavaScript
SQL

Backend & APIs

Node.js
Express.js
FastAPI
Spring Boot
REST APIs
Microservices
RabbitMQ
Kafka

Data layer

PostgreSQL
MongoDB
Redis
MySQL
Prisma

Frontend & Mobile

React.js
Next.js
React Native
Flutter
Zod
Tailwind CSS

AI Engineering

AI Agents
RAG
Vercel AI SDK
LangChain

Cloud & Delivery

AWS
Google Cloud
Docker
Kubernetes
Jenkins
CI/CD
Linux
Git

Engineering & QA

System Design
Data Structures & Algorithms
Karate
Postman
E2E Testing

04 / External proof

Built, judged, and shipped.

A compact evidence index from competitive builds and open-source collaboration.

proof_01

Deloitte India · March 2025

Top 15 / 3,000 teams

Deloitte Hacksplosion ’25 · Finalist

Placed in the top 15 among 3,000 teams in Deloitte's national hackathon after designing and presenting a data-driven product under a competitive build timeline.

proof_02

Canara Bank · June 2025 - July 2025

SuRaksha Cyber Hackathon · 4th Place

Placed 4th with CanGuard AI, a mobile banking security layer that uses behavioral biometrics and a three-tier risk engine to detect suspicious sessions in real time.

proof_03

ISRO · August 2024

ISRO Bharatiya Antariksh Hackathon · Semi-finalist

Reached the national top 100 among 2,000+ teams with a space-tech solution built around an ISRO problem statement.

proof_04

Hacktoberfest · October 2025

Hacktoberfest 2025 · Open-source contributor

Contributed code through review-driven Git workflows to established open-source repositories, including projects with 15.7K and 1.4K GitHub stars at the time recorded.

05 / Contact

Have a hard problem worth building?

Reach out about engineering roles, a project, or a hard problem worth thinking through together.

Compose message

compose://vedant

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Direct line

vedantmahajan271@gmail.com

Elsewhere on the network

GitHub@Vedant817LinkedInVedant MahajanLeetCode@Vedant817X@Vedant817