Sumant Dhiman - Senior Software Engineer

About Me

I'm a passionate Senior Software Engineer with 4+ years of experience in building enterprise-grade applications and scalable backend systems. I specialize in network programming, VPN solutions, and AI-integrated crash analysis tools. My expertise spans across Python, C++, and modern web technologies.

B.Tech ECE

IET Lucknow (8.3/10)

Location

Bangalore, India

HackerRank

6 Stars Gold Badge

4+

Years Experience

80+

Customer Issues Resolved

600+

Problems Solved

50%

Crash Reduction

Skills & Technologies

Programming Languages

Python C++ C Go Perl

Frameworks & APIs

Django Flask REST Framework gRPC Azure OpenAI Celery

Databases & Storage

PostgreSQL MySQL Redis Elasticsearch

Tools & Technologies

Linux Docker AWS Git Prometheus Grafana

Networking & Security

Socket Programming SSL/TLS OpenSSL TCP/IP VPN Wireshark

Testing & Quality

Pytest GTest Unit Testing Postman JMeter

Featured Projects

AI-Powered Crash Analysis Tool

Backend system that collects crash reports and leverages Azure OpenAI to suggest potential fixes for crashes in enterprise VPN solutions.

Python Azure OpenAI Flask PostgreSQL

Network Troubleshooting Service

Advanced network diagnostics tool with TLS version selection (up to TLSv1.3) for server connectivity testing and SSL handshake error analysis.

Python C Socket Programming SSL/TLS

High Availability Clustering System

Extended load balancer clustering from 2-box to 3-4 box clustering with shared configuration sync and real-time Active-Active/Passive status indicators.

C++ Python Django REST API

Performance Monitoring Dashboard

Comprehensive monitoring solution using Prometheus and Grafana that reduced production crashes by 50% through predictive analysis.

Prometheus Grafana Python Docker

Multi-Channel Communication Platform

Scalable platform for Email, SMS, Chat, Fax, and Push Notifications with 80% code coverage and comprehensive unit testing.

Django Celery Redis Elasticsearch

Phonic Frequency Distribution Parser

Audio signal processing web application using FFT algorithm to analyze frequency components with virtual band-pass/band-stop filters (99.9% accuracy).

Python FFT Algorithm Signal Processing Web Application

Professional Experience

Software Engineer 2

Enterprise Security Solutions Company

June 2025 - Present

Built AI-powered crash analysis tool using Azure OpenAI SDK for enterprise VPN solutions serving 25k+ employees
Integrated Pytest and GTest frameworks for Python 3.12 and C++ ensuring robust unit testing
Worked on enterprise VPN backend systems handling secure access for large-scale deployments
Tech stack: Python3, C++, Perl, Flask, Celery, PostgreSQL

Software Engineer

Network Security Solutions Provider

Oct 2022 - June 2025 (2.8 Years)

Pioneered network troubleshooting service with TLS v1.3 support for server connectivity testing
Built hostname resolution feature handling up to 5 IPs with health monitoring every 30 seconds
Designed monitoring solution using Prometheus & Grafana reducing production crashes by 50%
Enhanced High Availability clustering from 2-box to 4-box architecture with shared config sync
Resolved 80+ customer escalations related to health checks, HTTP/2, and hostname servers
Contributed to securing ₹1.5 Crore deal through improved product reliability

Associate Software Engineer

Healthcare Analytics Platform

Sept 2021 - Oct 2022 (1Y 1 Month)

Engineered scalable multi-channel communication platform (Email, SMS, Chat, Fax, Push Notifications)
Achieved 80% code coverage through comprehensive unit testing
Built efficient APIs integrating third-party service providers for healthcare communications
Tech stack: Python3, Django, REST Framework, Celery, Redis, Elasticsearch, PostgreSQL

Achievements & Recognition

Programming Contests

Top 10% in TCS CODEVITA and Top 5% in Infosys national programming contests

Competitive Exams

Qualified IIT-JEE Advanced 2017 and GATE 2021 with AIR 938

HackerRank Excellence

6 Stars Gold Badge with 600+ problems solved across platforms

Performance Impact

Reduced production crashes by 50% and secured ₹1.5 Crore business deal

Hi, I'm Sumant Dhiman