I have been managing development teams for over 12 years with successful agile development methodologies and I enjoy to automate processes.

As a Data Engineer, I am passionate and dedicated to my work. I am committed to continuously improving my skills and expertise. Leveraging a solid foundation in the Data Engineering sector, I am confident in contributing to project success by delivering robust and efficient data solutions. I find joy in every aspect of the design process, from initial discussions and collaboration to concept development and execution. My greatest satisfaction comes from seeing the final product achieve its intended goals.

Embarking on an incredible journey to project success starts with an experienced and reliable engineer at the helm! If you’re looking for someone to ensure top-quality project delivery, I’m here to bring my 10+ years of full-stack and cloud development expertise to elevate your achievements and make them truly remarkable! 🛠️ I offer * Full-Stack Development: I shape reliable and robust web applications applying cutting-edge technologies like React, Angular, Typescript, JavaScript, NodeJS, ExpressJS, NestJS, .Net, Golang. * Data Integration: Data pipeline design integrating with PostgreSQL/MySQL/MS SQL Server, and No SQL like Redis/MongoDB/Kafka. * Cloud Solution: Expertise in AWS, and Azure deployment and delivery. Manage Terraform as IAC tools to codify the infrastructure management. * Virtualization: Virtualize the application with docker file or compose action. Set up repository and registry at Docker Hub or private hub. * DevOps Consultant: Implement GitHub Actions to streamline codebase integration, manage containerization via Docker Registry, and deploy seamlessly to cloud infrastructure through optimized pipelines. * Test Case: JMeter, Jest, MSTest, xUnit, Selenium 🛠️ Service * MVP development or Demo development * SaaS solution and grounding * IoT application solution and grounding * Bugfix and troubleshooting in legacy codebases * MVC web development * IAC consultant and coding guide * AI Integration with web presentation 🛠️ Why me - * Client-Centric Approach: Focused on delivering maximum value tailored to your needs * Long-Term Support: Offering 12 months of post-project support to ensure the sustained success of your project.

I lead teams to develop standout software, focusing on practical and scalable technology solutions while also aligning with business objectives and customer needs. I'm passionate about guiding my team towards a collective goal, creating an environment where everyone feels part of something bigger. At the heart of my approach is a strong commitment to customer outcomes, driving innovation and leveraging technology to not only meet but exceed user expectations.

I help companies build scalable, high-performance backend systems that handle real-world нагрузку — from payment platforms and iGaming solutions to complex integrations and data-heavy applications. With 18+ years of commercial experience, I specialize in designing and developing reliable, fault-tolerant systems that process large volumes of data and transactions. In recent years, I have been deeply involved in the iGaming industry, working on online casino platforms where I handled: Game provider integrations Payment and billing systems Bonus engines and promotion logic High-load transaction processing Languages: PHP (Laravel, Symfony, Yii2), Go (Golang), Node.js (basic) Databases: PostgreSQL, MySQL, ClickHouse, Redis, MongoDB Infrastructure & Tools: Docker, Linux, Nginx, RabbitMQ, AWS S3, CloudFront

I help startups and product companies build scalable, high-performance backend systems that handle real-world production traffic without breaking. With 7+ years of experience working with global product companies like New Relic, Appen, and Zoho, I specialize in designing resilient microservices, optimizing slow systems, and building event-driven architectures that scale. 🔹 How I Can Help You ✔ Design & develop scalable Spring Boot microservices ✔ Build event-driven systems using Kafka ✔ Optimize slow APIs (multi-threading, batching, Redis caching) ✔ Improve backend scalability & system performance ✔ REST API development with PostgreSQL / ClickHouse ✔ Kubernetes-based deployments ✔ Production monitoring & observability improvements 🔹 Proven Impact ✔ Reduced Mean Time To Detection (MTTD) by 40% ✔ Improved backend performance by 8x through batching & caching ✔ Reduced manual operations by 60% via workflow automation ✔ Built AI-driven backend systems improving data accuracy by 30% 🔹 What You Can Expect Working With Me • Clean, maintainable, production-ready code • Proper test coverage (JUnit, integration testing) • Performance-first architecture • Clear communication and reliable delivery If you’re building a backend system that needs to scale — or fixing one that’s slowing you down — I’d love to help. Let’s discuss your project.

As a seasoned professional with 20 years of experience in back-end development and 7 years in machine learning, I have a proven track record of building high-quality, scalable web applications, APIs, and AI solutions. I am proficient in both front-end and back-end development, leveraging a wide array of technologies to deliver seamless user experiences, robust server-side solutions, and advanced machine learning models. WEB DEVELOPMENT Back-End: Building robust server-side logic with Django, FastAPI, and Flask. Full Stack: Seamlessly integrating front-end and back-end technologies for comprehensive solutions. API DEVELOPMENT RESTful APIs: Designing and implementing APIs with Django REST Framework. Microservices: Developing scalable microservices using Flask and FastAPI. Data Management: Utilizing SQLAlchemy and Alembic for efficient database interactions. Data Validation: Ensuring data integrity with Pydantic. DATABASE DEVELOPMENT Relational Databases: Designing and managing schemas in PostgreSQL. Analytical Databases: Implementing high-performance data storage solutions with Clickhouse. GUI DEVELOPMENT Desktop Applications: Creating user-friendly desktop applications using Qt/PyQt. AUTOMATION AND BOTS Telegram Bots: Developing bots for various purposes on the Telegram platform. Console Utilities: Automating text manipulation, email handling, image processing, and other routine tasks. MACHINE LEARNING & DEEP LEARNING Model Development: Design, train, and optimize machine learning and deep learning models. Frameworks: Proficient with TensorFlow, PyTorch, Keras, Scikit-learn. Hyperparameter Tuning: Expert in techniques to improve model performance. COMPUTER VISION Image Processing: Object detection, image classification, segmentation. Libraries: OpenCV, YOLO, SSD, Mask R-CNN. NATURAL LANGUAGE PROCESSING (NLP) Text Analysis: Sentiment analysis, text summarization, named entity recognition. Tools: NLTK, SpaCy, BERT, GPT, Transformers. RECOMMENDER SYSTEMS Personalization: Collaborative filtering, content-based filtering, hybrid methods. Implementation: Building recommendation engines to enhance user experience. DATA ENGINEERING Workflow Orchestration: Apache Airflow, dbt. Data Management: Clickhouse, Metabase, Apache Nifi. ETL Processes: Extract, transform, load workflows for data warehousing. Data Preparation and Exploratory Data Analysis (EDA) Data Cleaning: Handling missing values, outlier detection. Visualization: Creating insightful visualizations using Matplotlib, Seaborn, Plotly. Statistical Analysis: Descriptive statistics, hypothesis testing. MODEL DEPLOYMENT Deployment Platforms: AWS SageMaker, Google AI Platform, Azure ML. Frameworks: Flask, FastAPI, Starlite. Containerization: Docker, Kubernetes for scalable deployment solutions. ADDITIONAL SKILLS Programming Languages: Python, TypeScript, SQL, C++, Rust, JavaScript. Web Frameworks: Django, Flask, FastAPI, React. ORM: SQLAlchemy. Migrations: Alembic. Data Validation: Pydantic. Version Control: Git, GitHub, GitLab. DevOps: Docker for containerization and orchestration. PROFESSIONAL ATTRIBUTES Strong problem-solving skills with an analytical mindset and a passion for clean, efficient code. Excellent communication, teamwork, and collaboration abilities. Commitment to continuous learning and staying updated with the latest advancements in both web development and AI/ML technologies.

🚀 𝗔𝗜 & 𝗪𝗲𝗯 𝗗𝗲𝘃𝗲𝗹𝗼𝗽𝗲𝗿 | Next.js, SaaS, Voice Agents, RAG I specialize in building AI-driven applications and modern web solutions that help businesses scale. From SaaS platforms to custom AI voice/chat agents, I deliver projects that are production-ready, reliable, and built to last. 𝗖𝗢𝗥𝗘 𝗘𝗫𝗣𝗘𝗥𝗧𝗜𝗦𝗘 Full-stack Web Development (Next.js, React.js, Node.js, Express, Tailwind CSS) AI Solutions – Voice Agents, RAG Chatbots, Automation Tools SaaS Platforms & Multi-Tenant Applications Backend & APIs (REST, GraphQL) Cloud & Infrastructure (Vercel, AWS S3/Glacier, Firebase) Databases (PostgreSQL, MongoDB, MySQL) 𝗧𝗘𝗖𝗛 𝗦𝗧𝗔𝗖𝗞 𝗜 𝗪𝗢𝗥𝗞 𝗪𝗜𝗧𝗛 Frontend: Next.js, React.js, Tailwind CSS Backend: Node.js, Express.js, Python (FastAPI, Flask) AI/ML: LangChain, Llama 3, OpenAI, Ollama, Unstructured.io Voice & Speech: Vapi, ElevenLabs, Twilio Databases: PostgreSQL, MongoDB, MySQL DevOps & Infra: Vercel, AWS (S3, Glacier), Docker Version Control: Git, GitHub, GitLab 🌍 I’ve worked with startups, agencies, and founders across Europe, the UK, and the US, helping them turn ambitious ideas into scalable products. Clients value my ability to ship fast, keep code clean, and build systems that grow with their business. 𝗪𝗛𝗬 𝗪𝗢𝗥𝗞 𝗪𝗜𝗧𝗛 𝗠𝗘 Strong track record of delivering end-to-end applications Deep expertise at the intersection of AI + Web Development Clear communication and reliable execution Focus on scalability, security, and performance If you’re looking for a developer who can take your idea, build it, and make it ready for the real world, let’s connect.

I am a software engineer with experience in various programming languages and frameworks related to web development, machine learning, and more. - Fields: Web Dev, Machine Learning / Deep Learning - Languages: SQL, Python, Javascript/Typescript, Go, C/C++ - Frameworks: PyTorch, Tensorflow, React, Express, Gin, Flask I am a fast learner and I love to learn various tools or technologies related to software engineering. Currently, I'm pursuing a PhD majoring in image processing using deep learning.

What I Do End-to-End ClickHouse Setup • Install & configure ClickHouse (on-prem & cloud) • Design distributed clusters (sharding + replication) • Set up high availability with ClickHouse Keeper • Kubernetes deployments (Altinity Operator) • Cluster upgrades & production best practices ⸻ Observability & Monitoring (Full Stack) • Build complete monitoring using Prometheus + Grafana • Configure observability with OpenTelemetry, Vector • Metrics, logs, dashboards, and alerting • Query performance & replication monitoring ⸻ Performance & Reliability • Query optimization & bottleneck analysis • MergeTree tuning (partitioning, indexing, TTL) • Fix slow queries, replication issues, scaling problems • Backup, disaster recovery & failover strategies ⸻ Infrastructure & Automation • Kubernetes-based cluster management • Automation using Shell/Python • Backup pipelines & health checks • Capacity planning & incident response ⸻ Common Problems I Solve • Slow ClickHouse clusters • Broken replication • Scaling to billions of rows • HA setup & failover issues • Missing monitoring & alerting • Kubernetes deployment challenges ⸻ Why Work With Me • 10+ years in distributed systems & databases • Strong DevOps + DBA expertise • Production incident & troubleshooting experience • Focus on reliable, scalable, production-ready systems