bulhakov

Senior Solidity Developer

Work experience


### High-load logistics software on AWS


Working with set of microservices leveraging multiple AWS services for a logistics company. Using EC2, Lambda, DynamoDB, RDS, SQS, SNS to track packaging, delivery notifications and provide a B2B API for integrations.
Covering code with unit, integration and e2e tests.
Stack: Python, AWS, Postgres.
Team size: 20+
Position: Lead Developer


### AI starup

Managing a team building software to empower customer support with AI. Establishing team communication, coding, product-first approach and continuous delivery best practices to achieve business goals.Β 

My day-to-day activities involved hiring, mentoring, reviewing code, distributing workload, writing technical tasks, and reporting to the CEO.

Team size: 10
Position: CTO & team lead


Team size: 10Β 



### Cybersecurity Automation

Developing application for automated penetration and security testing from scratch. Microservice architecture, integration with Kali Linux.
Stack: Python, FastAPI, RabbitMQ, MongoDB, Postgres, Redis, Selenium, Kali Linux.
Team size: 5
Position: Senior Developer



### Web3 Software company
(side hustle)

Developing and bringing to production our clients' dreams. Focused on full-stack blockchain development.
Team size: 7
Position: co-founder, CTO



### Web3 Data Startup

Gathering, parsing and aggregating 100s of GBs of data, providing a B2B API and performing data analytics.
Stack: Python, aiohttp, socketio, Postgres, numpy, pandas.
Team size: 4
Position: Senior developer



### Real Estate Blockchain Startup

Developing a proof-of-concept architecture consisting of multiple EVM smart contracts, back-end with blockchain connection & automation and front-end for data visualization & testing.
Stack: Solidity, JS, Python, web3py & web3js.
Team size: 1


Experience: 2 years

Yearly salary: $120,000

Hourly rate: $0

Nationality: πŸ‡ΊπŸ‡¦ Ukraine

Residency: πŸ‡΅πŸ‡± Poland

Experience:

Period Title Company
2017 - 2021 Software engineer on Python
2021 - 2023 Software engineer on Python, JS & Solidity

Skills:

api
backend
dao
nosql
postgres
python
sql
solidity
english
russian
ukrainian