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Artur Baltaev
Architect Web Developer · Senior Full-Stack Engineer
SRE · DBA · High-Traffic · Big-Data · International #Remote #Relocate
Skills
- Languages: PHP 3→8.5, JavaScript/TS, Perl, SQL
- DB: *SQL, NoSQL, BigQuery, Spanner, Pl/PgSQL, ClickHouse, ElasticSearch, Sphinx, Redis
- Backend: Laravel/Lumen, Symfony, Node.js, MediaWiki, onPHP, Yii
- Frontend: React.js, Vue.js, async SPA, PWA
- Patterns: SOLID, GRASP, DDD, CQRS+ES
- API: Stripe, PayPal, Paddle, oAuth, Auth0, gRPC, Swagger
- Cloud: Docker, Kubernetes, AWS, GCloud, Azure
- Testing: PHPUnit, unit, functional, stress, security audit
Experience
Senior Backend Developer · HIPAA Certified
- Full architecture & development of Facet Search Engine for medical data
- BigData with complex SQL in BigQuery — typical query 30–200 KB, deep chain rules
- Post-processing 1B+ raw lines: aggregate, normalize, serve via API
- Migration from BigQuery + external ML to distributed GCloud Spanner
- Cloud IAM permission layers to data columns
- Thousands of SQL rules (medicine taxonomy) processed via queues
PHP 8.4LaravelBigQuerySpanner
KubernetesMSAPubSubSwagger
Team Lead · Senior Backend Developer
- Solo backend development from scratch to MVP (from markups and discussions)
- Full Microservice Architecture with separated DB and API logic
- REST API for SPA with Postman documentation and API tests
- MSA-transactions and aggregation across services
- Auth0, Paddle, Sanctum integrations; GitLab CI/CD pipeline
PHP 8LaravelPostgreSQLMSA
KubernetesAuth0Paddle
Senior Backend Developer · Core Re-engineering
- Deep core decoupling (GRASP, SOLID) and re-engineering
- Refactored: Actions, Typed Content, Pages, Language, Searcher, API, Emailer
- Add new SQL DB support for self-hosted extensions
- Code review, PHPUnit coverage, all commits with public review
PHP 7.2SQLPHPUnitDockerGerrit
Senior Backend Developer · Visual Bot Builder, Facebook Messenger
- Re-engineering core backend: message processor and queue from Facebook
- High-throughput message handling for bot interaction flows
PHPYiiCodeceptionReact
Senior Architect · Team Lead
- Full SOA/Microservice Architecture with async service-bus
- Real-time SPA with WebSocket live-updates and push notifications
- Auction module: bookkeeping, bidding, group messaging
- Billing: checkout, payment processing, balance, B2B/B2C, multicurrency
- Maps: Yandex, Google, OpenStreetMap integration
LaravelNode.jsPostgreSQLSocket.io
KubernetesRedisSwagger
Senior Fullstack Developer · Solo Architect + DevOps
- Solo: Frontend, Backend, DBA and DevOps — project from start to finish
- Intelligent facet search engine with ElasticSearch as primary store
- Data sync with public procurement APIs
Laravel 5Vue.jsPostgreSQLElasticSearchDocker
Senior Fullstack / Backend Developer · HighLoad optimization
- HighLoad: horizontal scaling, DB optimization, caching
- Mobile API, billing, payment APIs, RTB, ElasticSearch
PHPLaravelPostgreSQLPL/PgSQL
SphinxElasticSearch
+ Other projects: USA, UK, South Africa — PHP (Laravel, Symfony), FullStack (Vue.js, React.js)
Education
Chuvash State University · Bachelor
Faculty of Economics · Major: Banks & Banking
Language
- English — Advanced (full work)
- Russian — Fluent (native)
Actual CV ·
Landing: bagart.github.io ·
Contact @BAGArt