Alex Roytikh

About Alex Roytikh

Senior Backend Engineer with 7 years building production Web3 systems and financial products at top-tier VC backed unicorn startups through collaborative problem solving and reliable execution. Scaled NFT marketplaces ($1.2B revenue, 1.8M users) and on-chain gaming indexers (60K DAU, sub-200ms p99). Expert in multichain relayers, high-throughput APIs (DynamoDB, Postgres, Redis), smart contract integration (Solidity, Foundry, Hardhat), and infrastructure-as-code (AWS CDK, Terraform). Delivered 70% cost reductions through creative serverless migrations and modular cloud architectures. Pioneer in AI-augmented development workflows, integrating agentic systems (AWS Bedrock, CrewAI, RAG) to accelerate team velocity by 50%+. Proven communicator and mentor in cross-chain middleware, custody systems, and DeFi/NFT e-commerce.

Experience

1. Senior Blockchain Infrastructure Engineer

   Proof Of Play

   Jul 2024 — Present · Denver, CO, US

   Architected high scalability NoSQL blockchain indexer processing 1M+ daily transactions with sub-200ms p99 latency, serving 60K DAU for multichain mobile game across custom Conduit Blockchains using Kafka, DynamoDB, GraphQL, Viem, Node.js, and TypeScript.• Led AWS CDK infrastructure migration reducing cloud costs by 70%($1.4M to $432K/year) through collaborative planning, delivering modular stacks, automated deployments, and right-sized compute resources using AWS CDK, Lambda, ECS, and CloudFormation.• Designed and deployed CI/CD pipeline for cloud applications cutting deployment time from 45 minutes to 4 minutes (90% reduction), enabling 3x faster feature iteration with zero-downtime blue-green deployments using Docker, GitHub Actions, and AWS CDK.• Built dependable multichain relay infrastructure serving 5M+ smart contract transactions/month across 12 EVM chains with 99.95% uptime and automatic failover using Node.js, Ethereum JSON-RPC, Redis, and AWS Lambda.• Implemented cross-chain mirroring webhooks enabling real-time NFT marketplace transactions across EVM blockchains with <3s settlement latency using WebHooks, AWS SNS, AWS SQS and DynamoDB Streams.• Developed stablecoin marketplace API processing $2M+ monthly volume for in-game asset trading, integrating financial systems for treasury yield generation and reducing payment fees by 35% vs traditional rails using USDC, AWS Lambda, Viem, Ethers.js.• Pioneered ambitious AI-augmented development integrating Model Context Protocol (MCP) tools and agentic systems into code review workflows—reducing onboarding time from 2 weeks to 30 minutes and increasing team velocity by 50% through collaboration across engineering, product, and operations.

Education

• Georgia Institute of Technology

  Master of Computer Science, Interactive Intelligence

• Lake Forest College

  Bachelor of Science - BS, Finance, General

• Lake Forest College

  Bachelor of Science - BS, Finance

  2013 — 2017

Skills

• Analytics
• Financial Security Valuation
• Investments
• Asset Management
• Think or Swim Trading Platform
• Trading Psychology
• Microsoft Excel