Custom Software & AI Consulting in Washington DC
We help federal agencies and enterprise teams ship robust, secure software faster — custom development, AI integration, and Azure cloud migration powered by C#, Next.js, and React.
Who We Are
A boutique software consultancy built for ambitious teams
Luhtan Consulting is led by Marie Pauline Tangelo, a Senior Software Engineer with 15+ years of expertise in full-stack development, cloud architecture, and AI integration. Based in Germantown, MD, she has delivered enterprise-scale applications for federal agencies, healthcare organizations, and SaaS platforms.
Specializing in modernizing legacy systems, implementing CI/CD pipelines, and leading agile transformations — currently building cutting-edge AI-powered applications leveraging multiple LLM providers and modern cloud infrastructure.
What We Do
Our Core Capabilities
We collaborate as a seamless extension of your team to plan, build, and operate software that drives your business forward.
Full-Stack Development
End-to-end web and mobile applications using C#, ASP.NET Core, React, Next.js, TypeScript, Angular, and React Native — built for scale and maintainability.
Learn MoreCloud & DevOps
Azure (App Services, SQL Database, Blob Storage), CI/CD pipelines, Docker containerization, and Azure DevOps automation for reliable, repeatable delivery.
Learn MoreAI & Modern Technologies
AI-powered application development integrating OpenAI API, Anthropic Claude, and agent orchestration with Inngest, tRPC, and E2B sandbox environments.
Learn MoreDatabase & Architecture
Microservices, RESTful APIs, and high-performance data solutions across SQL Server, MySQL, Couchbase, and Prisma with Entity Framework and Dapper.
Learn MoreOur Work
Selected Projects
A snapshot of the work we're proud of. Contact us for full case studies.
YourVoiceDesk AI
Built an AI voice receptionist for auto repair shops that answers calls, books appointments, and captures leads 24/7 — powered by OpenAI GPT-4o Realtime with sub-second latency. Deployed across 200+ shops with a 98% satisfaction rate and 3× increase in bookings.
CI/CD Pipeline Overhaul
Established Azure DevOps pipelines at ASM Research, automating build, test, and deployment across staging and production environments — reducing deployment time by 60%.
Army Inventory Management Platform
Developed a secure enterprise inventory management solution for military logistics, enabling real-time tracking of 500,000+ assets. Improved inventory accuracy by 95%, reduced manual processing by 70%, and cut report generation time by 80%.
View ApplicationWhy Luhtan
Why Choose Us
We're not just a vendor — we're a technical partner committed to your long-term success.
Fast, Reliable Delivery
We ship on time without cutting corners, using proven agile methodologies.
Seamless Team Integration
We embed into your workflow and communicate like in-house engineers.
Expert Practitioners
Senior engineers with hands-on experience in fintech, SaaS, and enterprise.
Security-First Mindset
Every engagement is designed and delivered with compliance from day one.
Proven Track Record
50+ successful projects across commercial and government clients.
Remote-Ready Operations
Fully distributed team equipped for seamless remote collaboration anywhere.
Reach Out
Let's Build Something Great
Tell us about your goals and timeline. We'll respond within one business day.