“Your team went above and beyond and built an interesting project in very short time.”
Director of Engineering,
Salesforce, San-Francisco
Custom Software Development
in San Francisco
→ Free 2-week trial sprint
→ Prototype in 30 days
→ Launch in 90 days
“Your team went above and beyond and built an interesting project in very short time.”
Director of Engineering,
Salesforce, San-Francisco
Bay Area Projects We've Built
We've helped San Francisco and Silicon Valley startups ship products that raise funding and win users.
EvLuv — EV Charging Platform
A software solution for Electric Vehicle charging management. Includes a Charging Station Management System (CSMS) for property managers and a mobile app for EV drivers.
BeautyAdvisor
AI-powered skincare app with computer vision for personalized recommendations.
Encrypted Life Vault
Zero-knowledge encryption platform. Team scaled 1→8 developers over 5 years.
Custom Software Development Services in San Francisco
Our San Francisco and Bay Area software development services cover the full spectrum of custom solutions. Whether you need a web application, mobile app, or enterprise platform, our Silicon Valley development team delivers production-ready software.
Web Application Development
We build modern web applications using React, Next.js, and Node.js. From SaaS platforms to internal business tools, our web apps are fast, responsive, and built to scale. Every application includes user authentication, role-based access, and the integrations your business needs. We handle the full stack—frontend UI, backend APIs, databases, and cloud infrastructure.
Mobile App Development
Native-quality mobile apps for iOS and Android using React Native. Our apps are fast, polished, and indistinguishable from native development. We handle everything from App Store submission to push notifications, offline support, and deep linking. One codebase, two platforms, half the cost of building separately.
SaaS Product Development
End-to-end SaaS development from MVP to scale. We build multi-tenant architectures, subscription billing with Stripe, user onboarding flows, and admin dashboards. Our SaaS products are designed for growth—adding users and features without rearchitecting. We understand startup economics and build to maximize your runway.
Enterprise Software Development
Custom enterprise applications that integrate with your existing systems—Salesforce, SAP, Oracle, and legacy databases. We build workflow automation, business intelligence dashboards, and internal tools that improve operational efficiency. Our solutions meet enterprise security and compliance requirements from day one.
API Development & Integration
Design and build robust APIs that connect your systems and enable third-party integrations. We create RESTful and GraphQL APIs with proper authentication, rate limiting, and documentation. Our integration work connects disparate systems—CRMs, payment processors, shipping providers, and custom databases—into unified workflows.
Legacy System Modernization
Modernize outdated systems without disrupting your business. We migrate from monoliths to microservices, update legacy databases, and build modern interfaces on top of existing backends. Our incremental approach reduces risk while delivering immediate improvements. No big-bang rewrites—just steady progress.
What We Build
From early-stage MVPs to enterprise platforms, we develop software across every category. Here's what San Francisco companies trust us to build.
Browser-based software that works across all devices without installation. From SaaS dashboards to complex enterprise portals, we build web apps that are fast, responsive, and secure. Our Finsu platform handles 11K+ monthly users with real-time financial calculations.
Native-quality iOS and Android apps from a single React Native codebase. Push notifications, offline support, camera access, GPS — all the native features, half the development cost. BeautyAdvisor achieved 4.9★ rating with computer vision running on-device.
Multi-tenant software with subscription billing, user management, and the architecture to scale. We build SaaS products designed for growth — adding customers without rearchitecting. EvLuv now manages 65K+ charging stations with enterprise-grade reliability.
Custom business applications that integrate with your existing systems — Salesforce, SAP, Oracle, legacy databases. We build workflow automation, BI dashboards, and internal tools that improve operational efficiency while meeting security and compliance requirements.
Connect disparate systems with robust APIs and middleware. We design RESTful and GraphQL APIs with proper authentication, rate limiting, and documentation. Our integration work connects CRMs, payment processors, shipping providers, and custom databases into unified workflows.
Software that uses machine learning, LLMs, or computer vision as core features. We integrate OpenAI, Claude, or custom models depending on your use case. Healify, our AI health companion, raised $2M in funding just 6 months after launch.
What Founders Say
“Your team went above and beyond and built an interesting project in very short time.”
Saket Agarwal
Director of Engineering, Salesforce
“They're boutique and have intelligent and talented employees that work efficiently. We're currently doubling our engagement. Also, they don't feel like a hired contractor, they're part of our team.”
Brian Taylor
Founder, Taylor Equities
“What most impressed me about ProductCrafters was their dedication to my project and understanding of our goals. They were very honest and transparent throughout the entire process.”
Mario Alcaraz
CEO, BeautyAdvisor
Technologies We Use
OpenAI
Hugging Face
LangChain
LangGraph
PineconeHow We Build Software
A structured process that delivers results. Every phase ends with tangible deliverables.
We dig into your business problem, not just the technical requirements. What outcome matters? Who are your users? What does success look like in 6 months? This phase prevents expensive pivots later.
- Business requirements document
- User stories and acceptance criteria
- Technical architecture overview
- Project timeline and milestones
- Detailed cost estimate
We design the system architecture, create wireframes, and establish the technical foundation. This is where we make decisions about technology stack, integrations, and scalability that will serve you for years.
- System architecture diagram
- Database schema design
- API specifications
- UI/UX wireframes and mockups
- Integration architecture
We build in 2-week sprints with demos at the end of each. You see working software regularly, not just status reports. Course corrections happen early, not after months of development.
- Working features (iterative)
- Sprint demo recordings
- Updated documentation
- Test coverage reports
- Deployment to staging environment
We stress-test the application with edge cases, measure performance under load, and ensure security best practices. This is where we catch the issues that only show up in production.
- Test automation suite
- Performance benchmarks
- Security audit findings
- Bug fixes and polish
- User acceptance testing
Production deployment with monitoring, alerting, and documentation. We train your team on the system and establish the support process for ongoing maintenance.
- Production deployment
- Monitoring and alerting setup
- Technical documentation
- Team training session
- Support process and escalation
- Post-launch optimization roadmap
Ready to Build Your Software?
Get a free consultation to discuss your project scope, timeline, and budget.
Trusted by Industry
Leaders
View on Clutch
Transparent Pricing
No surprises. Every project starts with a free discovery call and detailed estimate.
MVP / Proof of Concept
Validate your idea with a working product before committing serious resources. We build a focused MVP that demonstrates core functionality and helps you make data-driven decisions about scaling.
- Core feature set (5-8 key features)
- User authentication and basic roles
- Clean, responsive UI design
- Basic analytics integration
- Deployment to production environment
- Documentation and handoff
Best for: Founders validating ideas, enterprises testing internal tools, teams needing to demonstrate value
Production Product
A production-ready product built for real users. Enough polish to impress investors, enough substance to retain customers. This is what we built for Finsu before they raised $550K.
- Full feature set (10-20 features)
- Advanced user management and permissions
- Third-party integrations (3-5 systems)
- Payment processing (Stripe/PayPal)
- Admin dashboard and reporting
- Mobile-responsive or native mobile app
- Performance optimization
- Security hardening
Best for: Startups raising funding, SMBs launching products, teams building customer-facing applications
Enterprise Platform
Full-scale platforms that handle real business complexity. Deep integrations, compliance requirements, and the architecture to scale as your needs grow.
- Complex business logic and workflows
- Multi-system integration (CRM, ERP, legacy)
- Compliance implementation (HIPAA, SOC 2)
- High-availability infrastructure
- Advanced analytics and BI dashboards
- Role-based access control
- Audit trails and logging
- Dedicated support and SLA
- Team training and documentation
Best for: Large organizations, regulated industries, mission-critical business applications
FaQ
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Oleg Kalyta
Founder & AI LeadSan Francisco: The Software Capital of the World
San Francisco and Silicon Valley dominate global software development. More venture capital, more startups, and more software innovation happen here than anywhere else.
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Serving San Francisco & the Greater Bay Area
ProductCrafters provides custom software development services throughout San Francisco and the Silicon Valley region. We serve startups in SoMa, Financial District, and Mission Bay, as well as enterprise clients across the Peninsula and South Bay.
Whether you are a seed-stage startup in SF or an established enterprise in Silicon Valley, our development team is ready to help you build software that drives growth.
Your idea won't build itself
Every week you wait is a week your competitor gets ahead. Let's turn your concept into a product users love.