Rangle

Solutions / Modernize Your Stack

Modernize Your Stack Without a Rewrite

Your engineering org is bleeding time into a stack that shipped fast a decade ago and now taxes every release. We work with CTOs and VPs of Engineering at mid-to-large enterprises to replatform off monoliths, decouple frontends, and migrate to composable architectures. Without halting the roadmap or torching the team.

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TOM Design Collective
Ipsen
Greenbridge
Invesco
Synaptive
Stripe
WeSwap
Google
Staples
TOM Design Collective
Ipsen
Greenbridge
Invesco
Synaptive
Stripe
WeSwap
Google
Staples
TOM Design Collective
Ipsen
Greenbridge
Invesco
Synaptive
Stripe
WeSwap
Google
Staples

What modernization looks like with us

Most modernization programs stall because they treat the stack as a monolithic problem. We don't. We decompose, sequence, and ship value in slices. The legacy system keeps running while the new one earns its place.

Architecture audit

Before we touch a line of code, we map where complexity actually lives. Coupling between domains, hidden contracts in the data layer, the parts of your stack that are quietly load-bearing. The goal is a clear, prioritized path: what to decouple first, what to leave alone, and what to retire.

Composable migration

We move teams onto modern frontends, headless content, and edge-rendered experiences in slices. New surfaces ship on the new stack. Old surfaces migrate when the value is real. No big-bang cutover, no 18-month freeze, no parallel codebases that drift forever.

Speed without rewrite

Our agentic delivery practice collapses the timeline that legacy modernization usually demands. Small teams ship the work that used to require an army. The same practice gets baked into your team so the speed compounds.

Companies we've modernized alongside

TOM Design Collective

TOM Design Collective

How an Interior Design Firm Replaced a Legacy Platform in 4 Months With Agentic Development

How an interior design firm replaced a locked legacy platform with a modern operations system in 4 months using agentic development practices.

Case Study
Ipsen

Ipsen

Rebuilding the native Dysport dosing guide to a Progressive Web Application in 5 months

We rebuilt Ipsen's native Dysport dosing guide to a Progressive Web Application with Vue.js in 5 months.

Case Study
Greenbridge

Greenbridge

Building a modern tech stack for greater control and user experience

We built an open-source, scalable platform for Greenbridge Foodservice, allowing them to focus on strategy and creating great customer experiences.

Case Study
Invesco

Invesco

How Invesco Enriches the Advisor-Client Experience with advisorDUO™

We delivered an app using industry-leading accessibility best practices for Invesco.

Case Study
Synaptive

Synaptive

A neurosurgical medical device interface built in just 24 weeks

Improving surgical team communication and patient outcomes.

Case Study
Stripe

Stripe

Fostering Open Source community knowledge in partnership with Stripe

Businesses relied on an open-source library unprepared for new EU regulations. We built & led a community of hundreds of developers to fix it.

Case Study
WeSwap

WeSwap

WeSwap x Rangle: Remote discovery for the new digital-only workplace

WeSwap was expanding their original offering of a prepaid travel currency card to further their user reach.

Case Study
Google

Google

Deep partnership with Google on Angular, the original enterprise JavaScript framework of choice

Google chose us because our expertise on AngularJS are unmatched in the industry.

Case Study
Staples

Staples

Rangle and Staples make it easier to work, learn, and grow in their stores

Reducing new product launch time from six months to two months.

Case Study

Capabilities behind the work

Frontend Development

Frontend Development

Frontend Development

Modernize customer-facing systems with frontend architectures that are easier to evolve.

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Headless CMS

Headless CMS

Headless CMS

Escape CMS and commerce lock-in with a composable content and experience architecture.

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Agentic Product Engineering

Agentic Product Engineering

Agentic Product Engineering

AI-augmented engineering workflows that ship production systems in weeks, not quarters.

See how we help

If your pain is shaped a little differently

Modernization sits next to a few adjacent problems we hear about in the same breath. If yours leans toward content velocity, greenfield product work, or substrate ownership, start there instead.

Ready to modernize?

Talk to us before the next quarter slips.

Bring us your hardest stack problem. We'll come back with an honest read on where the leverage is, what we'd ship in the first 90 days, and what we'd leave alone. No deck-ware.

Talk to us

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