AI & Prompt Engineering
Design and execute AI prompt strategies, tuning ChatGPT, Claude and Gemini workflows for your niche and tone of voice.
What's included
- Prompt strategy
- LLM workflows
- AI bots & assistants
Welcome
11+ years of virtual assistance, elevated by AI. Prompt engineering, automation, data mining and contact aggregation that frees up your time and grows your pipeline.

11+
Years experience
56
Total jobs
4.7K
Hours worked
4.5★
Rating (37)

The operator
From AI prompt systems to spreadsheets that never miss a record, Sunil handles the work most teams hire three people for — research, enrichment, outreach lists, content and automation — with 4,700+ hours logged and 56 jobs delivered.
Let's grow together
Design and execute AI prompt strategies, tuning ChatGPT, Claude and Gemini workflows for your niche and tone of voice.
What's included
Automate repetitive operations so founders and lean teams free up time, reduce errors and scale without new headcount.
What's included
Accurate extraction, structuring and verification of data at volume — from spreadsheets to large-scale web research.
What's included
Build qualified contact lists and outreach-ready databases that feed business development and sales pipelines.
What's included
Blogs, social posts and email sequences generated with AI plus SEO best practice, edited to read human.
What's included
WordPress and ecommerce store builds, setup and optimisation — from product data to full site delivery.
What's included
Toolkit
Track record
Virtual Assistance with ChatGPT Customization
Jul 2024
Evaluating AI Responses (Hindi)
Jun 2024
Extract & Edit Surgery Clips from YouTube
Apr 2023
Workforce Insights Research Participation
Sep 2025
WordPress Developer — 180 hr Ebook Site Project
Jan – Apr 2023
Outbound Telesales & Lead Generation
Dec 2022
Portfolio
WordPress website build supported by content writing, SEO writing and a full SEO strategy for an ecommerce-focused gardening brand.
Agency
47 completed jobs delivered through Upwork, with an agency team available for larger data, research and automation programmes.
Client feedback
5.0 ★
“Excellent work, done quickly at a fair price. I am very pleased and would be excited to work with Sunil Sonar again.”
5.0 ★
“Virtual assistance with customization of ChatGPT and data entry — delivered end to end.”
Available for new work
Based in Thane, India · $15.00/hr · Working with clients worldwide
Hire Sunil on Upwork