Wisconsin, United States
Custom ERP and billing, AI agents, web applications and SaaS for technology and pharma businesses in Madison, WI. Built by Flip Retail in Jaipur, India, and delivered remotely, with working software every two weeks.
National tax, e-invoicing and data rules, with sources: United States guide. General information, not legal or tax advice. Last reviewed October 2026.
01 — Local economy
Electronic health-record software written at Epic Systems' campus in nearby Verona runs many large US hospitals, and Epic alumni have seeded a steady stream of health-tech startups. The University of Wisconsin-Madison feeds a biotech cluster that includes Exact Sciences and Promega, American Family Insurance and TruStage are headquartered here, and state government and Sub-Zero's appliance plants add public-sector and manufacturing jobs.
English, Spanish, Hmong and Chinese
02 — Industries
What we would build first for the industries Madison is known for.
03 — Local rules
On top of the national rules summarised above.
| Wisconsin | Sales tax: 5% state rate plus county and local taxesPrivacy: No comprehensive state privacy law (sector laws apply) |
|---|
General information, not legal or tax advice. Last reviewed October 2026. National tax, e-invoicing, data-protection and AI rules, with sources, are in our United States guide.
04 — Working together
Jaipur is 11 h 30 min ahead of Madison, WI on standard time, and 10 h 30 min ahead during daylight saving time there. A 09:00 start there is 20:30 in Jaipur. Office hours don't overlap, so we fix one call slot at the edge of the day and work asynchronously in between.
Local time, standard time.
Pranjal was excellent — fast, great at communicating, and completed the custom work.
50+ projects for 30+ clients in 11 countries over six-plus years.
05 — FAQ
Yes, remotely. Flip Retail is a software studio in Jaipur, India, with no office in Madison; discovery happens on video calls and you get working software every two weeks.
Jaipur is 11 h 30 min ahead of Madison, WI on standard time, and 10 h 30 min ahead during daylight saving time there. A 09:00 start there is 20:30 in Jaipur. Office hours don't overlap, so we fix one call slot at the edge of the day and work asynchronously in between.
Yes. Invoicing handles Wisconsin sales tax (5% state rate plus county and local taxes) and the other states where you have nexus. If you or your customers want it, a custom ERP can connect to DBNAlliance through an accredited provider.
For English and Spanish, yes: current language models handle them well, including mixed-language messages. Support for Hmong is more limited, so we test with real customer messages before committing to it, and route anything the agent is unsure about to your team.
Usually one module that fixes the most expensive problem first. For technology & startups that is often subscription billing and project & time tracking. It goes live early, and the rest of the system follows in two-week increments while your team is already using it.
Contact
Tell us about the process you want fixed. We reply within one working day.