Abhijit Mohanty

Senior Software Engineer | Previous Founding Engineer & Software Consultant

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Professional Summary

Product focussed backend engineer with 10+ years building production payments and AI workflow systems. Owns discovery, scoping, build, rollout, and adoption across ambiguous, high-stakes workflows; shipped LLM-powered tools saving 50+ engineering hours/month and reducing onboarding from 3 days to 30 minutes.

Professional Experience

Grab Singapore
Jun 2022 – Present
Senior Software Engineer – Backend
Golang · MySQL · Kafka · AWS · Codex · Claude Code · MCPs
  • Proposed, scoped, and built CRP Bot from recurring on-call pain points; demoed to senior leadership and secured executive approval to convert it into a funded team initiative, saving 50+ engineering hours/month.
  • Extended CRP Bot with remote debugging and coding harness, enabling engineers to monitor logs, diagnose production issues, and raise merge requests from mobile devices.
  • Rebuilt internal portal onboarding from dropdown-heavy forms into an AI-powered natural-language flow, reducing onboarding time from 3 days to 30 minutes.
  • Built reusable AI skills for spec creation, code development, and Snowflake data analysis, saving engineers 3–5 hours/week while standardizing repeatable AI-assisted investigation patterns.
  • Selected for Grab's Power AI Users group to evaluate AI inference providers, coding agents, and engineering harnesses, converting practitioner feedback into broader engineering developer tooling decisions.
  • Ranked in the top 2% at Grab for AI tool usage and currently scaling AI-assisted workflows across engineering teams in the Payments org.
  • Built central reconciliation platform with visibility across 50M+ daily transactions, recovering USD 250K in fund loss; led bank and consumer-app integrations unlocking USD 3.5M annual revenue.
  • Migrated critical applications from GCP to AWS with zero downtime, reducing infrastructure cost by 20% ($120K/year) and improving performance 4x.
UST Global India · acquired Advalent Corporation
Apr 2020 – Jun 2021
Senior Software Engineer – Platform Systems
Java · Spring Boot · MySQL
  • Partnered with Advalent CEO and client leadership to demo custom features, win deals, and integrate Advalent into client systems; built reusable ingestion cutting integration from 5 days to 1 day; scaled system to 50K+ users and USD 6M revenue.
Lothal Labs India
Jan 2019 – Apr 2020
Founding Engineer – E-commerce Platform
React Native · Redux · AdobeXD
  • Joined as first employee; handled design, app development, sales, and marketing.
  • Led UI/UX design; created a reusable internal design library to standardize patterns and accelerate delivery.
  • Developed cross-platform consumer-facing e-commerce React Native mobile app.
  • Scouted potential flagship-store locations through field visits and secured permission for one launch site through negotiations with multiple site owners.
  • Story boarded, shot, and edited the flagship-store marketing campaign video end to end.
Mindfire Solutions India
Jul 2016 – Dec 2018
Software Engineer
Java · Spring Boot · jQuery · Bootstrap · MySQL
  • Worked with client CTO and stakeholders to build a custom finance-analyst solution; led 6 engineers from discovery to delivery, reducing reporting time from 24 hrs to 6 hrs.

Personal Projects

AI knowledge system that turns saved X/Twitter bookmarks and YouTube videos into a daily newsletter, with Neo4j knowledge graph and RAG chatbot for live Q&A.

GPT-5.5/5.4 · Go · Postgres · Neo4j · Exa Search

Real-time voice AI council that lets users discuss decisions with multiple AI personas, combining live speech, transcription, and persona reasoning.

GPT Realtime · GPT-4o Transcribe

Privacy-first developer toolkit with 9 utilities, including JSON Formatter and JWT Decoder, reaching 120+ monthly active users.

Technical blog and portfolio reaching 5.4K monthly unique visitors, used to publish engineering notes, AI projects, and product write-ups.

Education

National University of Singapore Singapore
Master of Technology, Software Engineering  ·  CAP 4.41 / 5.00