Developer directory
Anonymised profiles of engineers and designers who cleared our live vetting and trial week. Request an interview from a profile — we introduce you by name after that. See how we vet or pricing.
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Mobile · Senior
Builds and ships native iOS applications in Swift, with React Native for cross-platform work. Handles App Store releases and ongoing maintenance.
Full-Stack · Senior
Full-stack product work across React front ends and Node.js services. Comfortable owning a feature from database schema through to shipped UI.
Backend · Mid-level
Backend services and APIs — data modelling, integrations, and the server-side work behind a product. Focused on reliability over cleverness.
React / Frontend · Mid-level
Front-end development in React and TypeScript. Translates designs into responsive, accessible interfaces that hold up across browsers.
Mobile · Senior
Cross-platform mobile applications in Flutter, plus native Android work in Kotlin. Covers build, release, and Play Store deployment.
Full-Stack · Senior
Full-stack development across JavaScript front ends and Node.js back ends. Works well embedded in an existing team and codebase.
Full-Stack · Senior
Shopify storefronts, theme development, and custom app work. Handles Liquid templating and integrations for live commerce sites.
Python · Senior
Python back-end development with Django and REST APIs. Builds the services, integrations, and data flows behind a product.
UI/UX Design · Mid-level
UI and UX design in Figma — user flows, interface design, and design systems that developers can build from without guesswork.
UI/UX Design · Senior
UI/UX design covering wireframes through to production-ready interfaces. Works closely with developers through implementation.
AI / ML · Senior
Builds AI features into production products — model integration, retrieval pipelines, and the engineering around them. Leads technical delivery on AI builds.
AI / ML · Senior
Shipped LLM features for a consumer AI product serving 500K+ creators. Strong on inference cost and eval pipelines.
AI / ML · Lead
Built training and deployment pipelines for computer vision and NLP products in production.
AI / ML · Lead
Designed multi-agent systems and retrieval layers for B2B SaaS. Owns architecture from prompt to production metrics.
AI / ML · Senior
Fine-tuned classification and extraction models for legal and healthcare document workflows.
AI / ML · Senior
Shipped real-time object detection for retail analytics. Comfortable optimizing models for on-device inference.
AI / ML · Mid-level
Automated retraining and drift detection for a fintech fraud model. Keeps staging and prod in sync.
AI / ML · Senior
Wired LLM APIs into existing products without breaking billing or auth. Strong on rate limits and fallbacks.
AI / ML · Lead
Led platform team serving 100M+ generations. Cut inference spend 40% while improving latency SLAs.
React / Frontend · Senior
Led frontend for a high-traffic ordering platform. Focus on performance and accessible component systems.
React / Frontend · Mid-level
Shipped dashboard and marketing surfaces for B2B SaaS. Clean handoff from Figma to production.
React / Frontend · Lead
Set frontend standards for a 12-person product org. Owns component library and build tooling decisions.
React / Frontend · Senior
Rebuilt checkout flows to pass accessibility audits. Engineers trust pixel-perfect, semantic markup.
React / Frontend · Mid-level
Cut LCP from 4.2s to 1.8s on a marketing site with 500K monthly visits. Bundle analysis and image strategy.
Python · Senior
Built APIs and data services for fintech and health-tech. Strong on auth, webhooks, and migrations.
Python · Senior
Maintained multi-tenant SaaS backend serving 2M+ records. Solid on permissions and admin tooling.
Python · Mid-level
Built ingestion APIs connecting CRM and billing systems. Reliable idempotent webhook handlers.
Python · Lead
Led backend squad on a marketplace product. Owns service boundaries, schema migrations, and on-call rotation.
Python · Senior
Built nightly pipelines for analytics and reporting. Data quality checks before dashboards go live.
Mobile · Senior
Shipped consumer iOS apps with social feeds and messaging. App Store submission experience.
Mobile · Mid-level
Cross-platform apps for marketplace and booking flows. Solid on offline and deep linking.
Mobile · Senior
Shipped Android companion app for a health platform. Background sync and secure local storage.
Mobile · Lead
Led mobile team through App Store and Play Store launches. Owns release trains and crash-free rate targets.
Mobile · Mid-level
Built cross-platform booking app from single codebase. Smooth animations and offline queue for forms.
Backend · Senior
Owned API layer for referral and scheduling platform serving 19K+ professional users.
Backend · Lead
Designed REST and GraphQL APIs for a payments product. Strong on versioning, rate limits, and docs.
Backend · Senior
Built high-throughput event processors for ad-tech. Sub-10ms p99 on critical paths.
Backend · Lead
Scaled API from 1K to 50K RPS without rewrite. Owns caching strategy and database sharding roadmap.
Backend · Mid-level
Shipped CRUD APIs and third-party integrations for a logistics startup. Clean Swagger docs for partners.
UI/UX Design · Senior
Redesigned onboarding and checkout for SaaS products. Engineers praise handoff quality.
UI/UX Design · Lead
Led design for a Series B product. Runs discovery, sets priorities, and ships flows engineers build first try.
UI/UX Design · Senior
Ran usability tests that cut support tickets 30% on a complex B2B dashboard. Evidence over opinion.
UI/UX Design · Lead
Built design system used across web and mobile. Tokens sync to Tailwind — no one-off hex in code.
UI/UX Design · Mid-level
Shipped landing pages and in-app UI for two funded startups. Fast iterations from brief to high-fidelity.
DevOps · Senior
Cut deploy time from hours to minutes for a healthcare SaaS team. Built observability from scratch.
DevOps · Senior
Ran production cluster for 40+ microservices. Autoscaling policies that survived Black Friday traffic.
DevOps · Lead
Reduced cloud spend 35% while improving uptime. Owns IaC standards and disaster recovery drills.
DevOps · Senior
Cut MTTR from 45 minutes to 12 on a payments stack. Blameless postmortems and actionable runbooks.
DevOps · Mid-level
Built preview environments per PR for a 15-dev team. Merge to main deploys to staging in under 8 minutes.
Full-Stack · Senior
Shipped MVPs for three funded startups. Comfortable owning a feature from schema to UI.
Full-Stack · Lead
Led small squads on Laravel and React products. Strong on architecture reviews and sprint planning.
Full-Stack · Senior
Owned subscription billing and admin dashboard for a B2B SaaS. End-to-end feature delivery.
Full-Stack · Lead
Technical lead on a marketplace MVP that reached production in 14 weeks. Sets patterns the team follows.
Full-Stack · Mid-level
Shipped customer-facing features on a Laravel + React stack. Works directly with founders on scope.
Tell us the role and stack. We match you with a vetted developer — usually within a week.
