Your In-House Tech Team, Without the Overhead
We partner with ambitious startups and growing businesses to build exceptional digital products. From AI solutions to full-stack development — we're the tech team you've always wanted.
What We Build
End-to-end development for the AI era
From intelligent chatbots to scalable backends, we deliver production-ready solutions that help your business grow.
AI Chatbots & Integration
Custom chatbots powered by GPT-4, Claude, and open-source models. Seamlessly integrated into your existing workflows and platforms.
AI Voice Agents
Intelligent voice assistants for customer service, sales, and support. Natural conversations that feel human, available 24/7.
Web Development
Modern, responsive websites and web applications built with React, Next.js, and cutting-edge technologies. Fast, secure, and scalable.
Mobile App Development
Native and cross-platform mobile apps for iOS and Android. Beautiful interfaces with smooth performance your users will love.
MCP Development
Model Context Protocol integrations that extend AI capabilities. Connect your AI tools to databases, APIs, and external services.
Custom GPTs & AI Apps
Bespoke ChatGPT applications and AI-powered tools tailored to your specific business needs and workflows.
Backend & APIs
Robust backend systems, RESTful APIs, and microservices architecture. Built for performance, security, and scale.
Data Parsers & Scrapers
Intelligent data extraction, web scraping, and ETL pipelines. Turn unstructured data into actionable insights.
Payment Integration
Stripe, PayPal, and custom payment gateway integrations. Secure transactions with seamless checkout experiences.
Why HeyDev
We're not another agency. We're your dedicated tech partner.
Our mission is simple: make world-class technology accessible to growing businesses at prices that make sense.
Elite Engineering Talent
Our founders bring experience from Microsoft and top US startups, with degrees from IIT Kanpur. You get senior-level expertise without enterprise pricing.
Your Timezone, Your Schedule
We work when you work. Whether you're in San Francisco, London, or Dubai, we're available for real-time collaboration and quick iterations.
Transparent Communication
No black boxes. Weekly updates, clear milestones, and direct access to the engineers building your product. You're always in the loop.
Production-Ready Code
We don't cut corners. Every line of code is written with scalability, security, and maintainability in mind. Built to grow with your business.
Our Work
Products we've helped build
A selection of projects we're proud to have worked on with ambitious teams.
PeerSeek
All-in-one platform for creators to monetize through consultations, webinars, and digital products
LinkMem AI
Intelligent link management and memory assistant
Cozmoz AI
Next-generation AI-powered creative tools
Zairal
Business automation and workflow optimization
The Team
Meet the people behind HeyDev
A small team of passionate engineers dedicated to building exceptional products.
Our Blog
Latest from the Blog
Insights on AI, web development, and building great products.
R2 Multipart Upload InvalidPart Fix (2026)
Fix Cloudflare R2 multipart upload InvalidPart errors in 2026. ETag gotchas, checksums, SDK settings, and a practical debug checklist.
Akshit AhujaFeb 26, 2026Orphaned Postgres Slots Causing WAL Bloat (2026)
A practical 2026 playbook to find and fix orphaned Postgres replication slots before pg_wal eats your disk and takes prod down.
Akshit AhujaFeb 25, 2026R2 Presigned PUT 403: Hidden Header Traps (2026)
Fix Cloudflare R2 presigned PUT 403s caused by header mismatches (Content-Type, checksums, CORS). A dev checklist you can use today.
Akshit AhujaFeb 24, 2026Ready to build something remarkable?
Let's discuss your project. Book a free 30-minute consultation to explore how we can help bring your vision to life.