JCMDEV.COM / SYSTEMS
CAPABILITIES.
A complete view of what we build and how we build it. If you're technical, this is your credibility signal. If you're not, head to the contact page and tell us what you're building.
AI & MACHINE LEARNING
- ›LLM integration & fine-tuning (Claude, GPT-4, Llama)
- ›RAG architectures with Pinecone, Supabase Vector, Weaviate
- ›Speech & audio → structured output (ambient capture, clinical notes)
- ›Multi-document assistants & cross-source Q&A (contracts, corpora)
- ›AI-powered automation workflows
- ›Prompt engineering & cost optimization
- ›Streaming AI responses with edge functions
WEB SYSTEMS
- ›Next.js 16 App Router with React Server Components
- ›Vercel Edge Network deployment
- ›Angular, Flutter web & React + Vite (marketing through complex SPAs)
- ›.NET Core / C# / Razor Pages (admin portals, line-of-business)
- ›Hybrid CMS: Wix Velo + custom HTML, AWS-backed SQL & APIs
- ›Marketplaces, matching & high-conversion SaaS / donation funnels
- ›Core Web Vitals, responsive UI, IA & accessibility at scale
- ›Stripe / payment intents, webhooks & headless commerce patterns
- ›Healthcare product APIs & EHR-ready layers (FHIR / HL7-oriented)
MOBILE & CROSS-PLATFORM
- ›Flutter & Expo / React Native — iOS, Android & web from shared code where it fits
- ›Apple App Store & Google Play deployment — EAS / CI build pipelines, submissions, versioning & phased rollout
- ›Pre-launch QA — TestFlight & Play testing tracks, device/OS matrices, regression, accessibility & store-policy readiness
- ›Push notifications, OTA updates & device-aware auth flows
- ›Mobile-first responsive web & installable PWAs alongside native
- ›UX and performance tuned for small screens and uneven connectivity
INFRASTRUCTURE & DEVOPS
- ›AWS (EC2, Lambda, RDS, S3, CloudFront, ECS, VPN endpoints)
- ›GCP (Cloud Run, Cloud SQL, BigQuery)
- ›Terraform infrastructure as code
- ›GitHub Actions / CircleCI CI/CD
- ›Docker & Kubernetes orchestration
- ›SQL Server, PostgreSQL & Redis — design, migrations & tuning
- ›SSL/TLS lifecycle, secure feeds & multi-repository release coordination
AUTOMATION
- ›Internal operations dashboards
- ›Business process automation (n8n, Zapier, custom)
- ›API integrations & webhook systems
- ›Data pipelines & ETL
- ›Scheduled jobs & background processing
- ›CRM & SaaS stack automation
- ›Knowledge bases & public help surfaces (e.g. Confluence)
- ›Legacy modernization paths (reverse engineering → maintainable rebuilds)
SECURITY
- ›Security headers (A+ securityheaders.com)
- ›Auth systems: OAuth2, JWT, API keys, sessions
- ›Rate limiting & DDoS mitigation
- ›SOC 2 readiness work
- ›Vulnerability assessment
- ›Data encryption (at rest + in transit)
- ›HIPAA-oriented patterns & sensitive-domain data handling
FULL TECH STACK
LANGUAGES
TypeScriptPythonC#DartRustSQLBash
FRAMEWORKS
Next.js 16AngularFlutter.NET CoreFastAPIExpresstRPC
MOBILE
iOS · AndroidExpo / React NativeApp Store & Play deployPre-launch QA
DATABASES
PostgreSQLSQL ServerRedisSupabasePlanetScale
CLOUD
VercelAWSGCPCloudflare
AI/ML
ClaudeOpenAILangchainSpeech → structurePinecone
MONITORING
DatadogSentryPlausibleVercel Analytics