Watch on YouTubeJason Anderson
Black Tulip
Rebuilding an app after a difficult experience with a previous development team.
“They’ve done a good job of pushing back and caught things that I didn’t really think through fully”
Client stories · The Upstack Studio years
What clients said.
Feedback from software projects built with my team at Upstack Studio.
I’ve since closed the agency. This feedback is from those years. It does not cover my Audit or advice work.
Three client stories.
Watch on YouTube
Watch on YouTubeJustin Ruffier
Founder, Whisker Tracker
A mobile app helping people keep track of the cats they care for.
“I may ask for a simple feature, but your team comes back with all the things that are connected to that feature.”
Watch on YouTubeMario Vela
Tradelink
Building transport management software to replace an earlier no-code product.
“Working with your designers … was basically the simplest way that I can explain how to build an app.”
In their own words.
Review excerpts and feedback. Roles are from that time.
Dinie JohariFormer Assistant Manager, BookXcess
Project review on Clutch“Their response was very quick and timely. Work is delivered on time. And they even go out of their way to complete urgent tasks which we really appreciate.”
Bon Chee FongFormer Project Coordinator, OneStop Manpower
Project review on Clutch“Adrian and his team were very agile and responsive. They are very transparent in their communication and operations throughout the project as we’re always able to reach them whenever we need to.”
Ivan LeeExecutive Committee Member, Financial Planning Association
Project review on Clutch“The way they understand the client's needs, spent time in communication and meetings to ensure the specifications received are complete enough, and the dedication and passion the team has are the key difference compared to other vendors.”
Eddy HowDeputy Manager, Magnum 4D
Project review on Clutch“Most impressive was that the entire team from Upstack Studio went above and beyond to ensure the deliverables and deadline were met.”
Read 8 more client reviews
Mark Douglas ChooCo-founder, Teleme
Project review on Clutch“They were much better than any development house we’d used previously.”
Tan Loo ToonCTO, NiuAce for Builders
Project review on Clutch“We are very satisfied with the deliverables, and decided to continue engaging Upstack team for the ongoing product enhancement and support.”
Heidzir JamarajiIT Administrator, The Malaysian Insight
Project review on Clutch“The developers were able to deliver the product in time given the pressing timeline. They are reliable and are able to cater to our need.”
Siyuan LyeFormer Head of Marketing, Whitman Independent Advisors
Project review on Clutch“They launched the app successfully in a shorter timeframe than projected. Their communication process was good and they integrated our change requests quite easily.”
Andrew YapFounder, BookXcess & Big Bad Wolf Books
“Thank you for the quick response to our predicament.”
Project feedback
Chien Yee TanFounder, PriverCar
Project review on Clutch“They made sure the prototype was better than what I imagined initially.”
Kevin OngFormer CTO, Teleme
“The end product is not only good but better than what we have expected.”
Project feedback
Tai QiyaoCo-founder, Carpit
“If you need someone who knows what he's doing, you can't go wrong with him.”
Project feedback
More project reviews.
Summaries of three more Clutch reviews. These are not quotes.
Kah Heng Lau
R&D Engineer, Daikin Electronic Devices Malaysia
Appreciated the clear explanations and help with technical issues. Also wanted interface discussions to happen earlier in the project.
Read on ClutchOng Wei Hao
IT Analyst, Daikin Malaysia
Highlighted regular progress reviews and a modern, usable interface in the team’s work on a smart air-conditioning app.
Read on ClutchDerrick Yoong
Executive Director, Milk Creative
Valued the questions asked before the proposal, clear progress updates and delivery of the company website.
Read on ClutchFrom a teammate.
Samuel and I worked on local and global projects.
Samuel KhewCOO, Surialabs · At the time
“He always saw things from the client's point of view and gave apt suggestions on how to improve the product.”
Feedback from a teammate
In the press
The story behind the work.
I Made RM 2 Million Building Apps After Losing RM 80,000 With Zero Backup Plan
A profile of the agency years: difficult starts, costly mistakes and learning when to say no.
Read the featureMy work today.
Most of my time goes to Second Team. I also advise a few founders on AI, software and growth.