I've been working on a corporate web service for generating reports on employees' workload based on a data from 3rd party service. The service provides employees with a role-based access to real-time data in different reports.

I'm responsible for:

• Managing software requirements
• Developing the web-service
• Deploying and maintaining software in production
• Investigating and fixing issues

Achievements:

• Efficiency gains for the customer
• Significant financial profit for the customer

Specialties:

• Node.js (koa.js)
• Docker
• React

Web developer in an outsourced team. We built web services for image labeling and generating training sets for Machine Learning tasks. We processed 10+ terabytes of data and in the peak load our web services handle up to 1200 messages per second.

I was responsible for:

• Participating in designing software architecture
• Developing micro-services
• Developing image processing tools (WebGL)
• Investigating and fixing issues

Achievements:

• Migrated from monolith to microservices architecture
• Migrated frontend from jQuery and Bootstrap to React
• 95%+ test coverage for all microservices
• We fulfilled SLA (99.5% availability) in 25 out of 27 months.

Specialties:

• Node.js (koa.js, total.js)
• Docker
• MongoDB
• PostgreSQL
• MySQL
• React

Our team developed enterprise web-GIS software. I was a lead in a team with up to 8 co-workers.

I was responsible for:

• Managing requirements
• Designing software architecture
• Complying with deadlines

Achievements:

• 100% of projects completed without delays
• Successfully migrated web-GIS from Oracle to PostgreSQL

Specialties:

• PostgreSQL (PL/pgSQL)
• JavaScript (Dojo)
• PHP