Samuel ShindeSenior Software Engineer
Pune, IN — --:--Open to work

Lets Talk

Six years of backend, GenAI
and distributed systems.
Ask the sphere anything.

Ideas.

Standing by
StackProduction, not tutorials
Node.js·TypeScript·Python·FastAPI·Generative AI·Azure OpenAI·Microservices·gRPC·Socket.io·BullMQ·
Azure App ServicesBlob StorageEntra IDContainer RegistryAWS S3DockerNginxLinux VPSHoneycomb.io
React·Next.js·Flutter·MySQL·PostgreSQL·Redis·Firestore·Stripe Connect·Razorpay·Twilio·
Selected work

Four systems worth
opening the hood on

Architected, built and deployed — mostly end to end.

01GenAI

AI Interviewer & Recruitment Platform

End-to-end ATS that automates screening, scheduling and selection — three interview modes (telephonic, audio-bot video, human-like AI avatar) plus a CV–JD relevancy scoring engine and text screening over SMS and WhatsApp.

  • FastAPI
  • Python
  • Node.js
  • Azure OpenAI
02Microservices

SMBEx Community Marketplace

B2B marketplace on a 20-service architecture with 130+ APIs: auth, Socket.io real-time chat, S3 file storage, push notifications and Stripe Connect multi-party payouts to vendors.

  • FoalTS
  • Socket.io
  • AWS S3
  • Stripe Connect
03Infra

CV Formatting Portal

Workflow system for CV-formatting services — 20+ backend modules, 75+ REST and 40+ event APIs, a résumé reformatter between formats, on Dockerised VPS infra with Nginx load balancing.

  • Node.js
  • Docker
  • Nginx
  • VPS
04IoT

FantumSDBox — Secure Delivery Box

Smart delivery device with a hybrid Flutter app: remote lock/unlock, passcode and IC-card access, plus a C++ server on the ESP32 streaming camera output over Wi-Fi and talking to the phone over BLE.

  • Flutter
  • Node.js
  • ESP32
  • BLE
Experience

Six years, one company,
three very different jobs

Trainee → mobile → senior backend & GenAI

DAVZONPune, Maharashtra · Jan 2020 — Jan 2026
6 yrs · 3 roles
2022 — 2026
4 yrs

Senior Software Engineer

DAVZON
  • Jan 2022 — Jan 2026
  • Pune, India
  • Backend · GenAI · Cloud
  • Led backend engineering across multiple production products — scalable APIs, microservice architectures and GenAI applications serving clients in India and the US.
  • Architected multiple Node.js backends spanning 450+ REST APIs and 70+ event-driven APIs across 40+ modules, with asynchronous BullMQ queues and pub/sub for reliable, decoupled background processing at scale.
  • Designed a 20-service microservice architecture (FoalTS) for a B2B marketplace — real-time chat over Socket.io, AWS S3 storage and Stripe Connect multi-party vendor payouts.
  • Built GenAI applications including an AI recruitment platform with automated screening, AI-led video interviews and CV–JD relevancy scoring.
  • Deployed across Azure PaaS (App Services, Blob Storage, Azure OpenAI, Entra ID, managed RDBMS, Container Registry) and self-managed VPS with Docker, Nginx reverse proxy / load balancing on Linux.
  • Integrated Stripe and Razorpay payments, set up server monitoring with Honeycomb.io and built Next.js analytics dashboards.
Projects from this role
  • AI Interviewer & Recruitment Platform (ATS)GenAI · FastAPI · Node.js
  • CV Formatting Portal — cvf.davzon.comNode.js · Docker · Nginx
  • SMBEx Community MarketplaceFoalTS · Stripe Connect
  • Icepreneurs.com — business listings & classifiedsNext.js · Razorpay
  • Production Data & Forecast System — Namibian Agronomic BoardPOC · Analytics
2020 — 2021
1 yr 8 mo

Mobile App Developer

DAVZON
  • May 2020 — Dec 2021
  • Pune, India
  • Flutter · IoT
  • Built cross-platform Android / iOS apps in Flutter and Dart across food delivery, e-learning and IoT products.
  • Integrated IoT hardware (ESP32-WROOM, BLE) for smart-device control and live camera streaming over local Wi-Fi.
  • Implemented real-time features — live order and delivery tracking, push notifications and infinite-scroll feeds.
  • Built gRPC clients for analytics streaming and AdMob monetisation; contributed to Node.js backends and Socket.io bidirectional chat.
Projects from this role
  • FantumSDBox — Secure Delivery BoxIoT · Flutter · ESP32
  • Multi-Vendor Food Delivery — 5+ stores, live trackingFlutter · Node.js
  • LiveStudyHub — e-learning app on the Play StoreFlutter · AdMob
  • Dog Training App — IoT smart-training devicegRPC · Realtime feed
2020
4 mo

Trainee Software Engineer

DAVZON
  • Jan 2020 — Apr 2020
  • Pune, India
  • Completed intensive Dart / Flutter training and shipped five Flutter applications as part of the programme.
Core skills
Languages
JavaScript / TypeScript · Python · SQL · Dart
Backend & AI
Node.js · FastAPI · Generative AI / LLMs · NLP · Azure OpenAI · Microservices · REST & event-driven APIs · BullMQ · gRPC · Socket.io
Frontend
React · Next.js · MERN · Flutter (mobile)
Cloud & DevOps
Azure (App Services, Blob Storage, Entra ID, Container Registry, managed RDBMS) · AWS S3 · Docker · Nginx · Linux · VPS provisioning
Data
MySQL · PostgreSQL · Redis · Firebase Firestore
Integrations
Stripe / Stripe Connect · Razorpay · Twilio (SMS / WhatsApp) · Honeycomb.io
Education
2015 — 2019

B.E., Mechanical Engineering

Savitribai Phule Pune University

Came to software from mechanical engineering — which is why the first instinct is always the system, not the syntax.

Languages
  • English — professional
  • Marathi — native
  • Hindi — conversational