
Dmitry
Fullstack Software Engineer
Competenze

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Portfolio
Esperienza lavorativa
Senior Full-Stack Software Engineer
Confidential • Full time
Jul 2018 - Present • 8 yrs 3 mos
Key contributor to long-term commercial client platforms and SaaS products, delivering end-to-end features with a primary focus on Java / Python backends and modern web frontends. - Architected and implemented an end-to-end RAG pipeline from scratch, indexing domain knowledge bases withsemantic-boundary chunking, vector embeddings, and similarity search, enabling accurate contextual retrieval with zerodata leakage. - Implemented Spec-Driven Development (SDD) using OpenSpec and structured prompts, where AI agents generaterigorous architectural specs and API contracts prior to implementation, eliminating hallucinations and architectural driftin production code. - Integrated AI-native developer tooling into team workflows, utilizing Model Context Protocol (MCP), Cursor, andLLMs (Claude, GPT, Codex, Ollama) for automated task decomposition, code reviews, and test generation. - Designed and maintained mission-critical backend microservices using Java (Spring Boot), Python, and Node.js (NestJS) with PostgreSQL, Redis, and RabbitMQ, owning end-to-end feature delivery from initial RFCs to Kubernetes production deployments.
Full stack developer
Singularika • Full time
Apr 2016 - Jul 2018 • 2 yrs 3 mos
- Contributed to the core open-source engine of Botpress, engineering foundational conversational flow logic, dialog state management, and memory retrieval mechanisms in Python and Node.js. - Engineered multi-channel conversational agents and bots across Slack, Telegram, and Messenger, handling complex dialogue state transitions and integrations with third-party APIs. - Developed internal developer tools and reusable Python/Node.js frameworks, automating chatbot testing anddeployment pipelines to accelerate client delivery cycles. - Delivered end-to-end full-lifecycle web applications, building scalable backends, high-conversion web frontends, and content-rich systems.