01
AI Development
LLM fine-tuning, RAG systems, ML models & intelligent agents.
LLMsRAG
Devsto / Digital Innovation PartnerACCEPTING PROJECTS
Building softwarefor ambitiouscompanies.
Devsto is a full-stack AI and software development studio building intelligent web platforms, mobile apps, and custom software solutions for startups and enterprises across the United States. We specialize in custom AI development, LLM integration, web application development, mobile app development, AR/VR experiences, and cloud infrastructure. Our expert team delivers scalable, production-ready software using cutting-edge technologies including React, Next.js, Python, TensorFlow, and more. From concept to deployment, we partner with companies to transform ideas into powerful digital products that drive growth and innovation.
Accepting new projects · 2026
Trusted Clients and Partners
Trusted by teams at
Company Statistics and Achievements
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Projects delivered
0
Years of engineering
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Technologies mastered
0%
Client retention
How we work
Our proven development
process.
Six structured stages — transparent, agile and battle-tested across 300+ shipped products.
02
AI Integrations
Custom chatbots, document processing & workflow automation.
OpenAIZapier
03
AR / VR Development
Immersive 3D experiences, WebXR & interactive virtual environments.
UnityWebXR
04
Mobile App Development
Native iOS & Android apps with SwiftUI, Kotlin & Flutter.
SwiftUIFlutter
05
Web Development
Lightning-fast Next.js apps with SSR & edge deployment.
Next.jsReact
06
UI / UX Design
Beautiful interfaces backed by user research & design systems.
FigmaDesign Systems
01
AI Development
LLM fine-tuning, RAG systems, ML models & intelligent agents.
LLMsRAG
02
AI Integrations
Custom chatbots, document processing & workflow automation.
OpenAIZapier
03
AR / VR Development
Immersive 3D experiences, WebXR & interactive virtual environments.
UnityWebXR
04
Mobile App Development
Native iOS & Android apps with SwiftUI, Kotlin & Flutter.
SwiftUIFlutter
05
Web Development
Lightning-fast Next.js apps with SSR & edge deployment.
Next.jsReact
06
UI / UX Design
Beautiful interfaces backed by user research & design systems.
FigmaDesign Systems
AI
MOBILE
WEB
AR / VR
BACKEND
DESIGN
AI
MOBILE
WEB
AR / VR
BACKEND
DESIGN
AI
MOBILE
WEB
AR / VR
BACKEND
DESIGN
Stack
The tools we reach for,
when speed and craft matter.
We pick boring tech where it counts, and bet on modern primitives where it compounds.
Selected Work · 6 case studies
Products we've shipped
with teams we respect.
From a chart-topping nutrition AI to a fintech app trusted by tens of thousands of women — three deep dives into how Devsto ships consumer-grade software, end-to-end.
2024 · DrinQUP
+45% Venue Revenue
Rating
4.7 ★ · 50+ Venues
Region
United States · iOS + Web
Duration
8-month platform build
Case study · 01 · Mobile · Web · Hospitality
DrinQUP — The Next-Generation Smart Nightlife
Elevating the Nightlife Experience for Guests, Staff, and Venues. DrinQUP is an all-in-one smart hospitality and mobile ordering platform engineered to eliminate bar lines, boost venue revenue, and bring social nightlife into the digital age.
The challenge
High-volume nightlife venues faced long bar lines creating customer frustration, lost revenue opportunities, and inefficient staff utilization. Traditional POS systems couldn't handle the real-time demands of busy nightlife operations while maintaining social engagement.
Outcomes
Eliminated 15-minute average wait times
+45% increase in venue revenue per night
Connected 50+ venues across major US cities
Real-time order processing with <2s latency
Stack
React NativeNode.jsMongoDBSocket.ioStripeAWSRedisExpress
2024 · Playdate
15K+ Active Parents
Rating
4.6 ★ · 15,000+ Users
Region
United States · Web Platform
Duration
12-week MVP launch
Case study · 02 · MERN · Social · Location-based
Playdate — Social Event Management Platform
A full-stack MERN web application that empowers parents to discover, create, and manage playdates for their children within their local communities. Features advanced location-based search powered by Google Maps and real-time event filtering.
The challenge
Parents struggled to coordinate children's activities without a centralized platform. Existing solutions lacked location intelligence, secure multi-provider authentication, real-time communication, and age-appropriate filtering with capacity management.
Outcomes
15,000+ registered parents in 6 months
Google Maps-powered location search
Multi-provider OAuth (Google, Facebook, Apple)
Real-time messaging with 98% delivery rate
Stack
React 18Redux ToolkitNode.jsMongoDBTailwind CSSGoogle Maps APIPusherJWT
2025 · Metro Rides
IoT + Commerce
Rating
4.8 ★ · Connected Fleet
Region
North America · Native Apps
Duration
32-week development
Case study · 03 · IoT · E-Commerce · Hardware Integration
Metro Rides — IoT-Enabled E-Commerce Platform
Comprehensive IoT-enabled e-commerce platform for electric scooters and bikes, combining full-stack commerce with advanced hardware integration. Features native mobile apps with Bluetooth LE control, real-time GPS navigation, 3D vehicle rendering, and cloud-based fleet management.
The challenge
Electric vehicle commerce required unifying web shopping, native mobile control, IoT hardware, payment processing, subscription billing, GPS navigation, and customer support into a single platform. Devices needed dual-mode architecture with both cloud REST APIs and direct Bluetooth connectivity while maintaining security and real-time performance.
Outcomes
Seamless BLE vehicle control with instant unlock
Turn-by-turn GPS navigation with live tracking
Stripe payments with Apple Pay & Google Pay
Real-time IoT telemetry (battery, speed, location)
Stack
Django 5.0DRFPostgreSQLRedisCeleryESP32Bluetooth LEFirebaseStripeAWS S3
2025 · Intact Payroll Services
Multi-Company SaaS
Rating
4.9 ★ · Enterprise Payroll
Region
United States · Web + IoT
Duration
28-week development
Case study · 04 · Enterprise · Payroll · Biometric IoT
Intact Payroll — Multi-Company Payroll Management System
Built a comprehensive multi-company payroll management platform serving payroll service providers. Features biometric time-clock integration, automated payroll lifecycle management, PDF paystub extraction with AI, multi-stage approval workflows, and integrated ACH/tax payment processing.
The challenge
Payroll service providers needed to manage payroll for hundreds of client companies with varying pay frequencies, time-clock hardware, approval workflows, and compliance requirements. The system required real-time biometric device monitoring, automated period scheduling, PDF intelligence extraction, multi-panel user experiences, ACH payment coordination, and activity auditing across all entities.
Outcomes
Biometric clock integration (face, fingerprint, card, PIN)
Automated payroll period scheduling with cron
AI-powered PDF paystub extraction and validation
Multi-stage approval workflow (draft → approved → completed)
Stack
ReactNode.jsPostgreSQLRedisCronWebSocketAWS S3OCR/AIACH Integration
2025 · Fortune 500 Tech Corp
99.99% Uptime SLA
Rating
5.0 ★ · Enterprise Grade
Region
Global · Multi-Cloud
Duration
24-week platform build
Case study · 05 · AI · Enterprise · Cloud Infrastructure
NexusAI — Enterprise AI Orchestration Platform
Built a comprehensive AI orchestration platform that enables enterprise teams to deploy, monitor, and scale machine learning models across multi-cloud environments. Features automated model versioning, A/B testing, real-time inference analytics, and compliance-ready audit trails.
The challenge
Enterprise AI teams struggled with fragmented tooling, inconsistent deployment pipelines, and lack of governance. Organizations needed a unified platform that could orchestrate AI models across AWS, Azure, and GCP while maintaining security compliance, cost optimization, and real-time performance monitoring.
Outcomes
Deployed 500+ ML models across 3 cloud providers
Reduced model deployment time from days to minutes
Automated compliance reporting (SOC 2, ISO 27001)
Real-time inference monitoring with sub-100ms latency
Stack
ReactTypeScriptPythonKubernetesTensorFlowAWSAzureGCPTerraform
2024 · Spark Technologies
2M+ Matches Made
Rating
4.8 ★ · 500K+ Users
Region
United States · iOS + Android
Duration
20-week development
Case study · 06 · Dating · Social · AI Matching
Spark — AI-Powered Dating & Social Discovery
Built a next-generation dating platform with AI-powered compatibility matching, real-time messaging, video profiles, and interest-based discovery. Features sophisticated swipe mechanics, advanced filtering, verified profiles, and gamified engagement to create meaningful connections.
The challenge
Modern dating apps suffered from shallow connections, fake profiles, and poor matching algorithms. Users needed intelligent compatibility scoring, verified identity systems, video-first profiles, real-time chat with rich media support, location-based discovery, and safety features like photo verification and reporting—all while maintaining fast, native mobile performance.
Outcomes
2M+ successful matches in first year
AI compatibility scoring with 78% match satisfaction
Real-time WebSocket messaging with typing indicators
Video profile support with 3x engagement boost
Stack
React NativeNode.jsMongoDBWebSocketRedisTensorFlowAWS S3StripeFirebase
FAQ
Frequently asked
questions about our
software services.
Everything teams ask before hiring a software development company—answered honestly. Didn't find yours? Send us a note.
Devsto is a custom software development company offering AI development services, AI integration services, mobile app development (iOS SwiftUI, Android Kotlin, Flutter, React Native), web development in Next.js and React, scalable Node.js backend development, and AR/VR product engineering.
Let's talk
Let's buildsomethingpowerful.
Tell us about your product. We'll reply within a day with a plan, a rough timeline, and the team we'd assemble for it.
- Free 30-min scoping call
- Senior squad from day one
- Fixed timelines, zero ceremony