On-demand engineering teams that ship

Trusted, experienced teams

to get your projects over the finish line

Move your most important projects forward faster with highly experienced software engineers.

Chosen by

Inu
Now
nomo
McKinsey
Alpheya
salve
simba-sleep
trainline-com-limited-logo-vector
Inu
Now
nomo
McKinsey
Alpheya
salve
simba-sleep
trainline-com-limited-logo-vector

01 / How we work

Structured Delivery

Real teams. Real ownership.

Every engagement starts with the people. We assemble a team that fits the project and integrates with yours from day one, working in your tools, on your roadmap, and to your standards.

We don't hand off and disappear. The team that ships your project is the team you've been working with, and the code we leave behind is built for your engineers to maintain.

02 / Capabilities

A few things we've mastered

Our work spans mobile, platform engineering, infrastructure, automation, and AI workflows. The focus is on the engineering substance: code that ships, scales, and behaves in production the way it did in the demo.

Cross-platform and hybrid mobile apps

Cross-platform mobile app migrations

Fintech

Banking platforms (End-to-End)

Infrastructure and delivery

Workflow orchestration engines

AI agents and workflows

Microservices, modular and scalable architectures

03 / Testimonials

We love what they say about us

We hired Threestup to help modernise our internal data infrastructure and prototype an AI assistant on top of it. They were pragmatic about what was worth building versus buying, which saved us a quarter of work. The Kubernetes setup they left us with is one of the few pieces of our platform I do not worry about. Easy to recommend if you want people who treat your codebase like their own.

TB
Tom Bridger, Co-founderKintore

Most of the value for us was upstream of the code. Threestup pushed us to scope down our first release and were direct about what would actually ship in the window we had. The work itself, a rewrite of our billing and entitlements service, came in on time and held up under load testing. Senior engineering judgement is the thing that has been hardest for us to buy, and they delivered it.

PR
Priya Raman, VP ProductCoreloop

We needed a partner to take our consumer mobile app from a prototype to something we could put in front of regulators and real customers. Threestup rebuilt the React Native side, sorted out our CI pipeline, and gave us a clean handover when our internal team was ready to take over. They moved fast without leaving a mess behind, which is most of what I care about.

MP
Marco Pereira, Head of EngineeringFinlee

We brought Threestup in to help us replatform our patient scheduling stack onto a new event-driven backbone. They picked up our codebase quickly, pushed back on the parts of our design that did not hold up, and shipped the migration in production without a single rollback. Communication was honest about trade-offs, which is rare on contract work. They are now our go-to when we need extra hands on something that actually has to land.

HW
Hannah Weiss, CTOLattica Health

Threestup has set a new benchmark for partnership quality. Collaborating with them has been transformative, consistently delivering valuable insights and expertise across the stack to elevate our technology offerings. Their commitment to excellence and innovative solutions has been instrumental in strengthening our technical capabilities and inspiring new approaches as the business scaled. As a professional, forward-thinking partner, they seamlessly support us in everything from strategy to engineering.

SB
Simon Bateman, CEORecognize Bank

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