Summary
Overview
Work History
Education
Skills
Languages
Timeline
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Rajesh Venkatachalam

Tiruvannamalai

Summary

Dynamic Lead Back-end Developer with over 9.5 years of experience, currently excelling at Solytics-Partners Pvt Ltd, where I lead a high-performing 30-member engineering team. Proven track record in delivering AI/ML-driven financial products by blending deep Python expertise with robust architectural design across cloud-native systems. Strong in solution architecture (HLD/LLD), agile leadership, and cross-functional collaboration with quant and product teams. I specialize in transforming business challenges into scalable, high-impact technical solutions that optimize performance, reliability, and innovation.

Overview

10
10
years of professional experience

Work History

Lead Back-end Developer

Solytics-Partners Pvt Ltd
Pune
09.2020 - Current
  • Leading a 26 to 30-member team in building AIML (model monitoring)-based financial products.
  • Collaborating with quant teams, owning the design of architecture (HLD/LLD), implementing solutions using Django, Fast API, Data Science, Big Data, and managing deployment via AWS and orchestration tools like Airflow.

IOT Developer

Emirates Transport
Dubai
07.2019 - 08.2020
  • Designed and deployed an IoT-based car wash billing and automation system using Django, Android, and iOS.

Backend Engineer

Vessel Clicks
Penang
12.2018 - 07.2019
  • Created a marketplace app for farmers to engage with logistics and retail vendors using Django REST, Android, and iOS.

Associate Data Scientist

KGIT Service
Banglore
04.2017 - 12.2018
  • Developed a B2B lead generation and analytics platform using sentiment, cohort, and geometric analytics, with AWS and Django.

IoT Engineer

Broadcastwear Pvt Ltd
Hyderabad
02.2016 - 01.2017
  • Built the world's first touch-enabled LED display T-shirt.
  • Raised $111,000 via crowdfunding.
  • Tech: Python, Django, IoT.

Web Developer

Possibillion Software
11.2015 - 12.2016
  • Developed risk and sustainability measurement web portal using Django for Possibillion Software.

Education

B.E. - Electronics & Communication

Anna University
Chennai
01.2015

Skills

Leadership & Strategy

  • Team lead (30 engineers)
  • Agile/Scrum delivery
  • Architecture (HLD/LLD, Microservices)
  • Process improvement
  • Cross-team collaboration

Programming & Backend

  • Python (Expert), C
  • SQL / NoSQL (PostgreSQL, MongoDB, ElasticSearch)
  • Shell scripting
  • Django, FastAPI, REST APIs

ML & Data Engineering

  • Scikit-learn, TensorFlow, Keras
  • NLP, Forecasting, MLOps
  • Airflow, Pyspark, ETL pipelines
  • Data Lakes, Real-time & batch processing

Cloud & DevOps

  • AWS, Azure, Docker
  • CI/CD: GitLab, Jenkins
  • Hashicorp Vault

Web & Infra

  • Vuejs, D3js, HTML/CSS
  • WebSocket, Streaming APIs
  • JupyterHub, Zenko
  • ELK, Prometheus, Grafana

IoT & Robotics

  • IoT systems, Sensor integration
  • Edge computing
  • Python for control systems

Languages

Tamil
First Language
English
Proficient (C2)
C2

Timeline

Lead Back-end Developer

Solytics-Partners Pvt Ltd
09.2020 - Current

IOT Developer

Emirates Transport
07.2019 - 08.2020

Backend Engineer

Vessel Clicks
12.2018 - 07.2019

Associate Data Scientist

KGIT Service
04.2017 - 12.2018

IoT Engineer

Broadcastwear Pvt Ltd
02.2016 - 01.2017

Web Developer

Possibillion Software
11.2015 - 12.2016

B.E. - Electronics & Communication

Anna University

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Rajesh Venkatachalam