Passionate about technologies, high load, and quick development.
I am a Software Engineer with 15+ years of experience in a wide area of technologies.
I can help with:
- design from scratch Software Solution where Server, Web, and Mobile are involved, with high load and third-party integrations
- develop a new project or new module with reasonable prices and deadlines
- integrate OpenAI API modules with your application
- split monolith to microservices
- identify and resolve bottlenecks and scale your project
- configure CI/CD for server, web, and mobile applications
- refactor and move to the latest technologies rails obsolete project you struggling with
- resolve complicated puzzles with your Applications when something does not work
- optimize slow parts of your system, improve SQL, and reduce monthly costs
- upgrade libraries to the newest versions and make sure all works
- move your project to a live state, set a proper environment, and manage a team to work on high-quality results
- integrate third-party services with your application
Technologies I am working with:
* Server Application: architecture design, development from scratch
- Java, Kotlin, JavaScript, TypeScript, Python, Rust
- PostgreSQL, MySQL, SQLite, InfluxDB, Cockroach DB, Google Firebase, MongoDB, Minio, Snowflake, ElasticSearch
- Spring (Boot, Security, Data, etc.), Hibernate
- Kafka, RabbitMQ, Eclipse Mosquitto, ActiveMQ
- Prometheus, Grafana, Kibana, Jaeger
- Docker, Kubernetes
- AWS, GCP, Microsoft Azure, Hetzner
- OpenCV, Keras, AWS SageMaker
- Maven, Gradle
* Project management: customer's requirements collecting, transforming requirements into technical documentation, estimates
- Jira, Confluence, Trello, ClickUp, Notion
- Bitbucket, GitHub, Gitlab
- Slack
* Mobile Application: concept design, implementation
- KMM (Kotlin Multiplatform)
- Native Android development
- Native iOS development (Swift)
- Ionic Framework, Apache Cordova
* Delivering: publishing to dedicated servers, on Google Play and Apple App Store
- GPO Home
- MyCourtCity
- Smart Intall NFC App
- Parcel Manager
- Dimol Smart
Work experience:
Wise (Senior Backend Developer), Tallinn, Estonia (2019-2022): Core payment platform team, high load, payments management.
Luxoft (Senior Full-Stack Developer), Kyiv, Ukraine (2017-2019): Involved in server application development, database administration, and mobile enterprise projects.
SBE International (Head Programmer), Ningbo, China (2011-2017): Led full-stack Java development, database optimization, and front-end and mobile development.
Work Terms
Very customer oriented team. Flexible payment rate, open for communication in any time. Accept installing time tracking software.
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