Looks like you have JavaScript disabled. For the full Twine experience, you will need to re-enable it.

Senior Full Stack Engineer with 10+ years of experience designing and developing scalable applications across entertainment, healthcare, and fundraising platforms. Deep expertise in Go (Golang) ecosystem including goroutines, channels, and concurrent programming. Experienced in building high-performance microservices, RESTful APIs, gRPC services, and event-driven architectures. Experience with modern frontend frameworks, cloudnative solutions, and implementing robust CI/CD pipelines with comprehensive testing strategies.…Senior Full Stack Engineer with 10+ years of experience designing and developing scalable applications across entertainment, healthcare, and fundraising platforms. Deep expertise in Go (Golang) ecosystem including goroutines, channels, and concurrent programming. Experienced in building high-performance microservices, RESTful APIs, gRPC services, and event-driven architectures. Experience with modern frontend frameworks, cloudnative solutions, and implementing robust CI/CD pipelines with comprehensive testing strategies.

Alvann Shelly





Senior Full Stack Engineer with 10+ years of experience designing and developing scalable applications across entertainment, healthcare, and fundraising platforms. Deep expertise in Go (Golang) ecosystem including goroutines, channels, and concurrent programming. Experienced in building high-performance microservices, RESTful APIs, gRPC services, and event-driven architectures. Experience with modern frontend frameworks, cloudnative solutions, and implementing robust CI/CD pipelines with comprehensive testing strategies.…Senior Full Stack Engineer with 10+ years of experience designing and developing scalable applications across entertainment, healthcare, and fundraising platforms. Deep expertise in Go (Golang) ecosystem including goroutines, channels, and concurrent programming. Experienced in building high-performance microservices, RESTful APIs, gRPC services, and event-driven architectures. Experience with modern frontend frameworks, cloudnative solutions, and implementing robust CI/CD pipelines with comprehensive testing strategies.

Available to hire

Senior Full Stack Engineer with 10+ years of experience designing and developing scalable applications across
entertainment, healthcare, and fundraising platforms. Deep expertise in Go (Golang) ecosystem including
goroutines, channels, and concurrent programming. Experienced in building high-performance microservices,
RESTful APIs, gRPC services, and event-driven architectures. Experience with modern frontend frameworks, cloudnative solutions, and implementing robust CI/CD pipelines with comprehensive testing strategies.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Language

English

Fluent

Work Experience

Senior Full Stack Engineer at Vertical Raise

December 1, 2022 - June 14, 2024

Led backend migration from PHP/MySQL to Node.js microservices on AWS EKS, scaling platform to support over 200K active users. Architected a multi-agent AI system using LangChain and LangGraph for intelligent fundraising strategy recommendations. Implemented advanced RAG pipeline with Amazon OpenSearch and Amazon Bedrock, improving query relevance by 45%. Developed contextual compression system in Python to optimize LLM token usage, cutting API costs by 60%. Delivered RESTful APIs in Express.js/TypeScript with OpenAPI documentation and request validation. Optimized PostgreSQL performance reducing p95 latency by 35%. Developed React frontend with Redux Toolkit for campaign management and real-time donor engagement. Integrated Stripe Connect API for secure payment processing. Established CI/CD pipelines with GitHub Actions achieving 85% code coverage. Containerized services with Docker and deployed on Kubernetes with Helm and auto-scaling.

Senior Full Stack Engineer at Dualboot Partners

August 1, 2019 - November 30, 2022

Designed HIPAA-compliant telehealth platform with Go microservices serving 25K+ monthly patients. Engineered WebRTC signaling server enabling real-time video consultations with sub-100ms latency. Produced appointment scheduling with conflict resolution using Go and PostgreSQL. Secured PHI data transmission using AES-256 encryption with audit logging. Integrated HL7 FHIR for EHR synchronization with Epic and Cerner. Developed e-commerce backend with Node.js processing 10K+ daily transactions and real-time inventory via Socket.io and Redis. Improved search with Elasticsearch, enhancing discovery speed by 70%. Implemented payment gateways including Stripe and PayPal with idempotent handling. Deployed containerized apps to AWS EKS using blue-green deployments.

Backend Developer at Twitch

June 1, 2014 - July 31, 2019

Programmed streaming services supporting growth from 45M to 140M monthly users. Built Node.js chat backend managing 2M+ concurrent WebSocket connections in peak events. Contributed to microservices migration reducing deployment time by 60%. Developed notification system with RabbitMQ processing millions of events daily. Implemented Redis caching reducing DB load by 45%. Created Prometheus exporters and Grafana dashboards for monitoring. Enhanced Go service memory usage with profiling improving efficiency by 30%. Applied API rate limiting with token bucket to ensure fair resource allocation. Participated in 24/7 on-call ensuring 99.95% streaming uptime.