Building AI Voice Agents at Scale: Lessons from VoxReach
How we built a human-like AI calling agent using RAG + LLMs, Twilio, and multi-model routing — and the hard lessons learned along the way.
→READ ARTICLEBuilding scalable backend systems, intelligent data pipelines, and highly automated workflows.
Data Scientist & Analyst with expertise in data engineering, statistical analysis, machine learning, and predictive modeling. B.Tech Graduate in Information Technology at Vidush Somany Institute of Technology and Research with First Class Distinction.
Passionate about backend development (FastAPI, Django), database management, and data-driven solutions. With hands-on experience in machine learning, data engineering, and data analysis, I actively explore innovative solutions in the tech space.
I have participated in 21 hackathons, taking on the role of team leader in 8 of them. These experiences have sharpened my leadership, management, and problem-solving skills, teaching me both how to win and learn from failures. Eager to contribute, innovate, and grow in the field of backend development, data science, and automation.
End-to-end systems I've built — click any card to read the full case study.
■ VIEW ALL PROJECTS ↗End-to-end platform for human-like AI voice agents that cold-call and receive calls from customers — resolving queries, booking reservations, and providing support — while generating area-wise analytics and reports to drive business growth.
Automated 85% of voice-based customer interactions and delivered hyperlocal analytics that guided regional business decisions.
Automated web scraping pipeline that extracts, cleans, and enriches B2B data at scale — with LLM-based classification and real-time analytics dashboards.
Cut manual data collection time from hours to minutes and enabled reliable, structured B2B datasets for downstream business decisions.
Python package for systematized file backup and synchronization across networked systems.
Executed incremental backup strategies and customizable scheduling. Version 0.2.0 launched on PyPI.
End-to-end web app for market analysis and paper trading with seasonal pattern detection.
Automated broker authentication to fetch real-time data and built ML models for trend prediction and query analysis.
Logieagle Private Limited
Python Developer
Gandhinagar, Gujarat
autoDX Technologies Private Limited
Jr. Python Developer
Ahmedabad, Gujarat
RAYVAT Outsourcing
Jr. Python Developer
Gandhinagar, Gujarat
Oasis Infobyte
Jr. Data Scientist [Internship]
Remote
Vidush Somany Institue of Technology & Research, Gandhinagar
First Class with Distinction. Participated in 21 hackathons, taking on the role of team leader in 8 of them.
MB Patel Secondary & Higher Seconday School, Gandhinagar
MB Patel Secondary & Higher Seconday School, Gandhinagar
Participated in 21 hackathons, leading teams in 8 events.
Open Source Contributor (CNCF, Google Developers Group Gandhinagar, Open Source Weekend, Pixelverse.community, KCD Gujarat)
Introduction to Generative AI Certification
Certificate of Participation in Shri Ram Trading Challenge 2023
Hackathon Enthusiast: Competed in 21 hackathons!
Open Source Advocate: Active contributor to CNCF and GDG.
Automation Geek: I love making computers do my repetitive tasks.
Creative Coder: Enjoy combining code with graphic design.
Giving back through open-source contributions, tech events, and community knowledge sharing.
CONTRIBUTOR
Actively participated in GDG events, workshops, and DevFests. Helped coordinate sessions, guided attendees, and contributed to community outreach initiatives in Gujarat.
CONTRIBUTOR
Contributed to CNCF open-source projects, filed issues, reviewed documentation, and participated in community discussions to support cloud-native adoption.
CONTRIBUTOR
Volunteered at KCD Gujarat, assisting speakers, managing logistics, and helping attendees navigate the conference. Contributed to one of the largest Kubernetes community events in the region.
CONTRIBUTOR
Participated in the Open Source Weekend hackathon-style event focused on making meaningful open-source contributions within 48 hours alongside developers across India.
CORE TEAM & CONTRIBUTOR
Contributed to community-driven projects at Pixelverse, collaborating with designers and developers to build open tools and creative tech solutions.
VOLUNTEER
Contribute to community-driven animal welfare rescues, adoptions, and awareness campaigns for strays.
Beyond code — photography, social media content, and community graphics created for the organizations I'm part of.
■ VIEW FULL STUDIO ↗> HARSH.MISTRY PORTFOLIO SYSTEM v1.0.0
> Type 'help' to see available commands.
> All systems nominal. Ready.
Open for new opportunities. Whether it's a project, role, or just a hello — I'll get back to you.
PHONE
+91-9157641005LOCATION
Gandhinagar, Gujarat, India