Custom Software & Product Engineering

Custom Software & Product Engineering

Full-stack engineering built to ship. From MVP to scaled product.

We build new software products from the ground up and make existing ones better. A new AI-powered application, a feature overhaul, a third-party integration, a connected IoT system, a full rebuild: our senior engineers deliver clean, scalable, production-ready code every time. We think like product owners, move like a startup, and ship things that work in the real world, not just in staging.

Software & Product Development

What we build

Engineering-as-a-service usually means junior devs behind a senior's LinkedIn photo. Not here. The people who scope your product are the people who build it, and every architectural decision is made by someone who has shipped and scaled products before, and who will be accountable to you weekly. That includes the physical side: sensor networks, embedded devices, and the edge-to-cloud platforms behind connected products.

01  New product development, MVP to full launch

02  AI-powered SaaS product engineering

03  Feature enhancement and product evolution

04  Third-party integrations and API connectivity (CRM, ERP, payments)

05  Backend API design and microservices architecture

06  Frontend web and mobile application development

07  IoT and embedded systems: sensors, edge devices, real-time telemetry

08  Legacy system modernization

09  Technical architecture consulting and code reviews

How we work

Every engagement follows the same disciplined process. No surprises, no scope creep.

Step 1: Product definition and scoping

What we're building, why, and for whom: user stories, acceptance criteria, and technical scope agreed before a line of code is written.

Step 2: Architecture and technical planning

System design for current needs and future scale. The stack is chosen for what your product requires, not what's fashionable.

Step 3: Sprint-based development

Short, structured sprints with working software at the end of each. You see progress weekly; no six-month black boxes.

Step 4: QA and testing

Every feature is tested against acceptance criteria, edge cases, and performance benchmarks before it ships.

Step 5: Deployment and handover

Deployed to your environment, codebase documented, handed over with full context so your team owns it confidently.

Technologies we use

We choose the right tool for the job, not the trendiest one.

  • Python, TypeScript, Node.js, Go for backend

  • React, Next.js, Vue.js for frontend

  • React Native and Expo for mobile

  • FastAPI, Django, Express for APIs

  • PostgreSQL, MongoDB, Redis for data

  • IoT: ESP32, Raspberry Pi, MQTT, AWS IoT Core, Azure IoT Hub, time-series databases

  • AWS, Google Cloud, Azure, Vercel for deployment

  • Docker, Kubernetes, GitHub Actions for infrastructure and CI/CD

  • Stripe, Twilio, Auth0, SendGrid for integrations

Who this is for

  • Founders with a validated idea who need a senior team to build it

  • Scale-ups whose product needs new features, integrations, or a performance overhaul

  • Enterprises modernizing legacy systems too fragile or costly to maintain

  • Manufacturers, logistics, and operations teams that need connected devices and live telemetry, not just software

  • Product teams burned by offshore development who want clear communication and reliable shipping

Results you can expect

MVP in 4-8 weeks: A working product in your hands, typically within two months of kickoff.

Production-grade code: Clean, documented, and tested: code your own team can maintain and extend.

Transparent delivery: Working software at the end of every sprint. No surprises at launch.

Built to scale: Architecture decisions made with growth in mind, so you aren't rebuilding in 12 months.

“Software that ships on time and runs in production isn't a luxury. It's the baseline we hold ourselves to.”

© 2026 Agintex LLC. All rights reserved.

gintex.

© 2026 Agintex LLC. All rights reserved.

gintex.

© 2026 Agintex LLC. All rights reserved.

gintex.