Product engineering studio

We build software that feels calm to use.

ArcLexer designs and ships web, mobile, and AI-driven products for teams who sweat the details - fast, considered, and built to last.

240+
Products shipped
11 yrs
Building for the web
98%
Client retention
Why ArcLexer

A studio built around the work, not the pitch.

We keep teams small, senior, and accountable - so the thing we ship is the thing we promised.

Senior by default

No juniors learning on your budget. Every decision is made by engineers and designers who have shipped at scale.

Design that disappears

Interfaces so intuitive they get out of the way. We obsess over the small moments users never consciously notice.

Built to scale

Architecture and infrastructure choices that hold up at ten times the traffic - not just on demo day.

Partners, not vendors

We embed with your team, share context openly, and stay involved long after launch day is behind us.

What we do

End-to-end product capability, under one roof.

From the first whiteboard sketch to production infrastructure - one team, accountable for the whole journey.

01

Web development

Fast, accessible web apps and marketing sites built on modern, maintainable frameworks.

ReactNext.jsTypeScript
02

Mobile development

Native-feeling iOS and Android apps that share one clean, testable codebase.

SwiftKotlinReact Native
03

UI / UX design

Research-led product design, from first sketch to a polished, living design system.

FigmaPrototypingDesign systems
04

AI / ML solutions

LLM features, retrieval pipelines, and models wired into products people actually use.

LLMsRAGVision
05

E-commerce

High-converting storefronts and checkout flows that stay fast as demand scales.

ShopifyStripeHeadless
06

Cloud / DevOps

CI/CD, observability, and infrastructure that lets you ship daily with confidence.

AWSKubernetesTerraform
How we work

A calm, predictable path from idea to impact.

No black boxes. You see working software early and often, and always know what is next.

01

Discover

We map goals, users, and constraints - then pressure-test the riskiest assumptions first.

02

Design

Flows, prototypes, and a living design system your whole team can build from.

03

Build

Tight, iterative sprints that put working software in your hands every single week.

04

Evolve

Launch is the start. We measure, refine, and grow the product alongside you.

Selected work

Products we are proud to have shipped.

A few recent partnerships - names changed, outcomes real.

// fintech dashboard
Fintech - Web platform

Northwind Lending

A loan origination platform rebuilt for speed, clarity, and compliance from the ground up.

3.2xFaster approvals
+41%Conversion
// mobile app
Health and wellness - Mobile

Cadence

A habit-and-recovery companion app with offline-first sync and a feather-light feel.

4.9App Store rating
120kInstalls in 6mo
// storefront
E-commerce - Headless

Lumen Retail

A headless storefront and checkout rebuilt for sub-second loads at peak season.

+58%Revenue / visit
0.8sMedian load
// ai console
SaaS - AI assistant

Atlas AI

A retrieval-grounded support assistant embedded across a B2B SaaS product.

-62%Support load
2 wksIdea to MVP
Client voices

The kind of partner you keep.

*****
ArcLexer felt like an extension of our own team from week one. They shipped faster than we thought possible - and the quality held.
Maya OkonkwoVP Product, Northwind
*****
They cared about the details we did not even know to ask about. The app feels effortless because they did the hard work underneath.
David ReyesFounder, Cadence
*****
Calm, senior, and honest. They told us what not to build, which saved us a quarter. That is rare and worth everything.
Lena HofmannCTO, Lumen
Start a conversation

Bring us the hard part.

A new product, a stalled roadmap, or something ambitious that needs sharper thinking. Send the messy version. We will help make the next step clear.

Accepting new projects
Tell us what you are building

Expect a thoughtful reply within two business days.