Build
Custom Software DevelopmentSystems built to your process
Web Application DevelopmentReact, Next.js, Rails, Django
Mobile App DevelopmentiOS, Android, React Native
App DevelopmentWeb and mobile apps, end to end
SaaS Product DevelopmentMulti-tenant from day one
MVP DevelopmentFirst release in 6–10 weeks
Enterprise SoftwareSSO, audit trails, scale
Connect & operate
API Development & IntegrationREST, GraphQL, webhooks
Cloud & DevOps EngineeringAWS, GCP, Azure, Terraform
QA & Software TestingAutomated suites, load, E2E
Legacy ModernizationStrangler-fig migrations
Cybersecurity EngineeringHardening and remediation
Data EngineeringPipelines, warehouses, reporting
Design & teams
UI/UX DesignInterfaces people finish tasks in
Prototyping & DiscoveryScope before you spend
Staff AugmentationSenior engineers on your team
Dedicated Dev TeamsA full pod, one contract
White-Label DevelopmentEngineering under your brand
Technology ArchitectureDecide once, correctly
Project ManagementDelivery you can audit
Start hereScope a build in one callBring a spec, a wireframe, or a paragraph. You leave with an architecture, a timeline, and a number.Request a scoping call
AI software
AI Application DevelopmentFull-stack AI products
AI Agent DevelopmentMulti-step autonomous agents
AI SaaS DevelopmentMulti-tenant AI products
Workflow AutomationReplace manual ops
Custom LLM AppsBranded internal assistants
LLM & data systems
Private LLM DevelopmentSelf-hosted Llama, Mistral, Qwen
RAG DevelopmentCited answers over your docs
MCP & WebMCPMake your systems agent-callable
Vector Database Setuppgvector, Pinecone, Qdrant
Document IntelligenceOCR and extraction pipelines
Vibe coding
AI-Assisted BuildsFast, with senior review
Rapid PrototypingClickable in days
Concept to CodeIdea to working software
Code Review & CleanupMake AI output shippable
Fractional AI TeamOngoing build capacity
Ready to ship?Put AI where the work isAgents, RAG, and private LLMs wired into the systems your team already uses — not a chatbot bolted to a homepage.Discuss an AI project
By company size
Domain firstWe learn your workflow before we model itRegulated, operational, or high-volume — the constraints belong in the schema, not in a training doc.Talk about your domain
Selected workSoftware we own and operateMost agencies show screenshots. We run the products — the same stack, uptime, and on-call we hand to clients.View the portfolio
The DEV.co product network
AI ERP with agents inside the systems you run
AI phone and voice agents for real calls
LLM.coPrivate, self-hosted LLM deployments
Legal AI infrastructure for firms
AI RFP discovery and response drafting
Automatic.coBusiness process automation
CyberAttack.aiThreat detection and defense
Secure AI virtual data rooms
DigitalSign.coAI-designed digital signage for any screen
hardware.coCustom AI hardware, software, and engineers
Data.coPrivate AI infrastructure and governanceCompare
Plan smarterEstimate before you commitCost ranges, scope templates, and the questions we ask in discovery — free, no form.Open the cost calculator
Real conversationsTalk with a technical leadNo SDR, no discovery gauntlet. The person on the call is the one who scopes the build.Request a call
Contact DEV.co
Let’s talk about what you’re building.
Tell us the problem, the deadline, and what you have already tried. You will hear back from a senior engineer within one business day — with substance, not a brochure.
Tell us about your project
The more you share, the more useful our first reply will be. Two minutes, tops.
Tell us what you're building
Three short steps. Enough for a useful first conversation, no spec required.
What happens next
1
A senior engineer reads it
Not a sales development rep working a queue. The person who replies is someone who could actually build the thing.
2
You get a real reply in one business day
Usually with questions, a rough shape for the work, and an honest read on whether we are the right fit — including when we are not.
3
A 30-minute call, if it makes sense
We walk through scope, sequencing, and budget. No deck, no pressure, and no obligation to go further.
Prefer another way
Offices
Seattle, WA
1425 Broadway 22689
Seattle, WA 98112
West Palm Beach, FL
700 S Rosemary Ave Suite 204
West Palm Beach, FL 33401
1 day
Typical time to a real reply, from a person who can scope the work.
Senior only
In-house engineers. No handoff to an offshore team after signing.
You own it
Source code, infrastructure, and data — deployed to your accounts.
No pressure
No drip sequence, no follow-up cadence. We reply, and you decide.