More than 12 years in web engineering with a focus on backend and 9 years in remote distributed agile teams. 3 years in web3. Solid DevOps skills, especially with AWS Cloud. I have quite a lot of experience with HTTP API development, data processing, and web crawling. Strong computer science background. I'm highly skilled and exactly know what I'm doing. ✅ Nodejs: NPM, Expressjs, Koajs, Nestjs, REST, Socket I/O, ES6+, Bookshelfjs, Knexjs, Sequelizejs, TypeORM, Mongoose, Passportjs, Pug (Jade), Handlebars, Typescript, Coffeescript ✅ Databases: MySQL, Postgres, AWS DynamoDB, AWS Athena + Glue, Redis, Memcache, MongoDB, ✅ TDD, BDD - Jest, Nock, Supertest, Mocha, Tape, Sinon, Chai, Jasmine, Karma ✅ DevOps / SRE: Kubernetes, EKS, AWS (EC2, ECS, ECR, S3, Kinesis Data Stream, DynamoDB, RDS, SQS, SNS, Cloudwatch, Athena, Route53, Codebuild, Lambda), Infrastructure as a code (Cloudformation, Terraform), Jenkins, Travis CI, GitLab CI/CD, Docker, docker-compose, Qubole, Nginx, Apache, Cost optimization/saving, Operational Excellence, Multiregional / Multi-AZ infrastructure setup, Serverless, Disaster recovery strategies, PagerDuty on-call rotations, understanding of AWS Networking (Route 53, VPC, private and public subnets, NAT gateway, NAT instance, Internet gateway, Network ACLs, Security Groups) ✅ Web3 - Ethers.js, Web3.js, Alchemy, IPFS, Pinata, NFT, NFT metadata, DeFi, Solidity, Dex integrations ✅ CVS - Git, Mercurial, Svn ✅ Design patterns, SOLID, KISS, DRY, Clean architecture, Monolithic architecture, Micro-services, OOP, FP ✅ GIS: OpenStreetMap, Mapbox GL JS, Vector tiles ✅ Algorithms and Data Structures - basic knowledge ✅ Html / CSS - basic knowledge ✅ I also worked with: PHP, YII, Kohana, Google Protocol Buffers, API integrations - Twitter, LinkedIn, Instagram, OAuth, Parse, Firebase, SOAP, Twitter Bootstrap, Ant.Design, Python, Spark, Airflow, React, Redux, Redux-saga, Redux-thunk, Reselect, Normalizr, Babel, Gulp, Grunt, Webpack, Backbonejs, Lodash/Underscore, Momentjs, Highchartsjs, Handlebars, JQuery, CSS in JS Github profile - https://github.com/aburkut Hackerrank profile - https://www.hackerrank.com/a_burkut90 Credly profile - https://www.credly.com/users/aliaksandr-burkut/badges