Rohit Kumar
Python Backend Engineer (Flask → Django) • AI/OCR Automations • Data Workflows
Flask APIs
Celery (async jobs)
MySQL/PostgreSQL
Computer Vision & OCR
Docker • Linux • Nginx
REST Integrations
Professional Summary
Results-driven Python engineer with hands-on experience building AI-enabled backends and data workflows. I design and ship scalable APIs (Flask & Django/DRF), event-driven workers (Celery + Redis), and computer-vision/NLP features that automate real-world school/healthcare operations. Strong in database design (MySQL/PostgreSQL), secure integrations (OAuth/JWT, webhooks), and Linux deployments (Docker, Nginx/Gunicorn) on cloud/VMs.
Experience
Deloitte Touche Tohmatsu India LLP — Assistant Manager (Internal Audit)
2021 – 2025
- Automated audit sampling, log parsing and controls testing using Python (pandas, SQL), cutting manual effort.
- Built data pipelines on Linux VMs; packaged tools with Docker and scheduled ETL jobs via Celery.
- Partnered with CXOs to translate privacy/compliance needs into actionable engineering tasks and dashboards.
LMO Digital Pvt Ltd — Data Compliance & Risk
2016 – 2021
- Engineered reconciliation scripts and anomaly detectors (Python/SQL) to validate billing, inventory and access logs.
- Introduced API-first patterns to integrate vendor systems (token-based auth, signed payloads, rate limits).
Darsh Digital Network Pvt Ltd — Team Lead (Data Compliance)
2013 – 2016
- Led a small team delivering data-quality automations, audit evidence extractors and MIS reports in Python/Excel/VBA.
Education & Languages
Magadh University — B.Sc. Physics (2008–2011)
BSEB, Patna — 10+2 Science (2005–2008)
Languages: English (Fluent), Hindi (Fluent)
Key Skills
Python 3.x
Flask (REST APIs)
Transitioning to Django/DRF
Celery · Background Jobs
REST · Webhooks
Auth: API Keys
PostgreSQL · MySQL
Pandas · NumPy
OpenCV · EasyOCR/Tesseract
Docker · Linux
Nginx · Gunicorn
Git · CI basics
Certifications
Professional Cloud Database Engineer
Google Cloud · see badge(s) on Credly
Alteryx Micro-Credentials
Foundational · ML Fundamentals · Designer Core: Data Transformation
GCP Skill Badges (Vertex AI & Agents)
Prompt Design · Text Prompt Engineering · Deploying Search & Chat with Agent Builder
Selected Projects — Python & AI (Flask → Django)
TACHY School ERP — AI OCR & Backend Services (Python)
2024 – 2025 · Ubuntu VM · Flask + Celery · MySQL
- Designed OCR extraction microservice using EasyOCR/Tesseract + OpenCV with preprocessing and post-processing (regex/fuzzy matching).
- Exposed secure REST endpoints (API key auth) and asynchronous pipelines with Celery (retries, idempotent inserts).
- Mapped extracted fields to normalized MySQL schema and bridged to a Laravel/PHP SaaS.
- Currently migrating selected services to Django to consolidate API and admin management.
- Multi-tenant roles: Superadmin / Franchise / School Admin with per-school data isolation (RBAC + DB scoping).
OCR Pipeline
Celery Retries
MySQL Normalization
Multi-tenant (RBAC)
Face-Recognition Attendance (Prototype)
2025 · OpenCV · (Repo: realtimefacerecognisation)
- Augmented QR-based check-in with face match prototype and attendance API submit.
- Explored embedding-based match and basic spoof checks; packaged runnable demo scripts.
OpenCV
Embedding Match
Prototype
pdfai.in — OCR → Structured Records
2024 – 2025 · Python · Celery · CSV/Excel export
- Queue-driven batch OCR and cleanup; exported to CSV/Excel and synced to MySQL via bridge API.
- Implemented error queues & monitoring; added resume/retry safety.
Batch OCR
Fuzzy Matching
Data Sync
Selected Open-Source (GitHub)
- chat-ai — Tkinter + NLP learning chatbot (SQLite storage).
- TVChannelPlayout — Python scripts related to IPTV/streaming.
- realtimefacerecognisation — Face recognition prototype.
- WAF-Proxy — PHP WAF management UI (security tooling).