jefferywa
Senior Backend Developer
I'm a Backend Software Developer with several years of experience in the industry. I specialize in designing and implementing APIs for complex, high-load applications, adhering to an object-oriented approach and integrating domain-driven design where applicable.
Experience: 7 years
Yearly salary: $70,000
Hourly rate: $35
Nationality: 🌏 Remote
Residency: 🌏 Remote
Experience
Backend Team Lead
Mindsync 2021 - 2022
- Implemented business ideas - Implemented architecture from scratch - Implemented database architecture from scratch - Developed microservice architecture from scratch - Wrote unit-test, domain tests, e2e tests - Incorporated Domain-driven design development approach
Senior Backend Developer
DPD in Russia (Armadillo Business Parcel) 2019 - 2021
- Implemented business ideas - Developed microservice architecture from scratch - Wrote unit-test and domain tests - Refactored legacy architecture and code-base - Incorporated Domain-driven design development approach - Implemented database architecture from scratch - Developed npm packages for business
Middle Backend Node.js Developer
OneTwoTrip 2019 - 2019
- Improved code-base quality - Implemented new business ideas - Integrated a new tour provider - Refactored legacy architecture and code-base - Incorporated Domain-driven design development approach - Wrote unit-tests and domain tests
Middle Backend Node.js developer
Delimobil 2018 - 2019
- Migrated Backend core application from outsource to in-home production - Implemented business ideas for core application - Refactored code-base - Implemented database architecture for core application from scratch - Implemented service architecture and developed back-end for B2B segment form scratch
Junior Backend Node.js developer
Delimobil 2018 - 2018
- Developed service for receiving and processing real-time data from car tracker
Skills
api
backend
blockchain
cryptography
ethereum
grafana
javascript
mongo
nestjs
nextjs
postgres
rabbitmq
redis
sql
tech-lead
web3js
node
english
russian