ChartDetector AI
Photograph a chart, get the read.
Lead mobile engineer · KI Koehler International150K+ traders
Booking new projects for Q4
I'm Meer.I design, build and ship mobile, web and Mac apps.
Senior mobile engineer and product designer. React Native, native iOS, web, backend and AI, owned by one person so the pieces fit.
- 27 apps shipped
- 9 web products
- 10+ countries
- Upwork Top Rated
2On the web
tandem-one-eta.vercel.app
Tandem
Sketch the flow. Keep the notes. Side by side.
Designed and built soloWeb app
words.mbuilds.studio
words.
262,144 words. Claim one. It's yours forever.
Designed and built soloWeb experiment
private · sign-in only
Lutfaz Orders
From a Messenger order to the courier and the books.
Designed and built · LutfazWeb app
chartdetectorai.com
ChartDetector website
The app's Liquid Glass look, on the web, with shareable analyses.
Redesign and share pages · KI Koehler InternationalWebsite
expenses-mbuilds.vercel.app
Ledger
Money in on the left. Money out on the right.
Designed and built soloWeb app
mend-landing-one.vercel.app
Mend website
Two birds, one nest: the app's world, in the browser.
Designed and built soloWebsite
3Also shipped
- MendRelationships · Wellbeing2026
SpendlyFinance2026
InvoicelyBusiness2026
Receipt SnapProductivity2026
Wine AIFood & Drink2025
Plant Insights AILifestyle2025
Smart Tax UKFinance2025
HayrlySocial2023
FixbilAutomotive2023- TiziqStreaming2024
PayfyreFinance2024
AAML AmbulanceHealth2024
Sales DriveBusiness2023
ChitthiBusiness2023- Mangalmani JewellersE-commerce2023
Order Pro AdminBusiness2024
NaturaLabHealthcare B2B2023- LG Master KlubBusiness2023
Gorenje ExpertBusiness2023- Galenika PlusHealthcare B2B2023
- Max Medica ExpertHealthcare B2B2023
4Experience
- 2025 – NowOwn studioMy own apps, 9 live on the App StoreMy own apps, 9 live on the App Store
+7 - 2025 – NowKI Koehler InternationalLead mobile engineerLead mobile engineer
- 2021 – NowUpworkTop Rated freelancer, 100% job successTop Rated freelancer, 100% job success
+3 - 2025 – 2026Navis One LabLead mobile engineerLead mobile engineer
- 2024 – 2025NetmarkReact Native · IonicReact Native · Ionic+1
- 2023 – 2024SoftechReact NativeReact Native+7
- 2021 – 2023AlgoSolverWeb & mobileWeb & mobile
BSc Computer Science, Premier University, Chittagong · 2019 – 2024
5Writing
- AIHarness engineering, worked throughWhy AI agents fall apart, and the seven jobs a harness does so they don't. Shown on a real one: the setup that lets Claude publish to this site without a deploy.7 min
- AIHow to learn hard things fast with AIAsking AI to explain things feels like learning but mostly isn't. Ten better jobs to give it, shown on one real goal: getting ready for a React Native interview in three weeks.9 min
- AIWhat a harness is, drawnModel, harness, interface, tools, MCP and agent: six words people mix up, sorted with one kitchen. Theo's explainer, drawn.5 min
- AIIdeas and taste are the job nowAI made building cheap. What's left is knowing what to build and when it's good. The case for ideas and taste, with receipts from nine apps I built alone.4 min
Have an app in mind?
Tell me what you're building. Replies within 24h. It's in Chittagong.
Booking new projects for Q4
Free 30-minute call
Talk through your app with me. You leave with a plan and a fixed price.
Video callShown in your time zone in Chittagong