Practices & Tools — Git, Agile/Scrum, Jira, SOC 2, Claude Code, Cursor, GitHub
Copilot
I have designed and delivered production systems supporting 15K+ daily users, combining full-stack engineering, cloud-native architecture, microservices, and Generative AI technologies to build reliable solutions that improve efficiency and user experience. My expertise spans React, Next.js, Python, Node.js, AWS/Azure, LLMs, RAG, and AI-driven automation, with a focus on turning complex challenges into impactful, production-ready products.
davidlang422 · · focus · HN ↗
Remote: Yes
Willing to relocate: Yes
Resume: <a href="https://drive.google.com/file/d/1pUS80ZK3fA1qFAmfgxJCjfW4iFNM1Bjy/view" rel="nofollow">https://drive.google.com/file/d/1pUS80ZK3fA1qFAmfgxJCjfW4iFN...
Email: dlang0473@gmail.com
Technologies:
Language — JavaScript, TypeScript, Python, PHP, C#, Go, Java, SQL
Frontend — React, Next.js, AngularJS, Vue.js, Tailwind CSS
Backend & Architecture — Microservices, Event-Driven Architecture, FastAPI, Django, NestJS, Express, ASP.NET Core, Laravel, Spring Boot, Apache Kafka, RabbitMQ, REST APIs, GraphQL, gRPC, WebSockets
Mobile — React Native, Flutter, Swift, Kotlin, Expo
Databases — PostgreSQL, MySQL, MongoDB, Redis, Supabase, Prisma ORM, Drizzle ORM
Data Pipeline — Snowflake, Databricks, Apache Airflow, Power BI
Cloud & Infrastructure — AWS (ECS, Lambda, API Gateway, S3, RDS, SQS, Step Functions, CloudFormation, ECS/Fargate, EKS), Azure (AKS, Azure Functions, Azure SQL, Service Bus, Event Grid, Azure OpenAI), GCP (GKE, Pub/Sub), Docker, Kubernetes, Terraform
AI & LLM — OpenAI, Anthropic, LangChain, LlamaIndex, RAG, MCP, Prompt Engineering, AI SDKs
Automation & Integration — n8n, Zapier, Stripe, SendGrid, Twilio, Social Media APIs, GHL, Salesforce
DevOps & Observability — GitHub Actions, Jenkins, CI/CD, CloudWatch, Grafana, Prometheus
Practices & Tools — Git, Agile/Scrum, Jira, SOC 2, Claude Code, Cursor, GitHub Copilot
I have designed and delivered production systems supporting 15K+ daily users, combining full-stack engineering, cloud-native architecture, microservices, and Generative AI technologies to build reliable solutions that improve efficiency and user experience. My expertise spans React, Next.js, Python, Node.js, AWS/Azure, LLMs, RAG, and AI-driven automation, with a focus on turning complex challenges into impactful, production-ready products.