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I’m Marcin Karol Kotlinski, a Senior SEO Engineer with 8 years of web development experience. I help teams boost online visibility, engagement, and performance by combining strong SEO strategies with solid front-end and back-end development. I’m proficient in JavaScript, HTML, and CSS, and I’ve worked with WordPress and Webflow to deliver SEO-driven sites that scale across platforms. I emphasize responsive design, UI/UX best practices, and cross-browser compatibility to ensure high-quality user experiences. I thrive in collaborative settings but can work independently, delivering reliable solutions, clear documentation, and measurable results for clients and stakeholders.…I’m Marcin Karol Kotlinski, a Senior SEO Engineer with 8 years of web development experience. I help teams boost online visibility, engagement, and performance by combining strong SEO strategies with solid front-end and back-end development. I’m proficient in JavaScript, HTML, and CSS, and I’ve worked with WordPress and Webflow to deliver SEO-driven sites that scale across platforms. I emphasize responsive design, UI/UX best practices, and cross-browser compatibility to ensure high-quality user experiences. I thrive in collaborative settings but can work independently, delivering reliable solutions, clear documentation, and measurable results for clients and stakeholders.

Marcin Karol Kotlinski

AI Engineer, Data Scientist, Full Stack Developer, +5

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I’m Marcin Karol Kotlinski, a Senior SEO Engineer with 8 years of web development experience. I help teams boost online visibility, engagement, and performance by combining strong SEO strategies with solid front-end and back-end development. I’m proficient in JavaScript, HTML, and CSS, and I’ve worked with WordPress and Webflow to deliver SEO-driven sites that scale across platforms. I emphasize responsive design, UI/UX best practices, and cross-browser compatibility to ensure high-quality user experiences. I thrive in collaborative settings but can work independently, delivering reliable solutions, clear documentation, and measurable results for clients and stakeholders.…I’m Marcin Karol Kotlinski, a Senior SEO Engineer with 8 years of web development experience. I help teams boost online visibility, engagement, and performance by combining strong SEO strategies with solid front-end and back-end development. I’m proficient in JavaScript, HTML, and CSS, and I’ve worked with WordPress and Webflow to deliver SEO-driven sites that scale across platforms. I emphasize responsive design, UI/UX best practices, and cross-browser compatibility to ensure high-quality user experiences. I thrive in collaborative settings but can work independently, delivering reliable solutions, clear documentation, and measurable results for clients and stakeholders.

Available to hire

I’m Marcin Karol Kotlinski, a Senior SEO Engineer with 8 years of web development experience. I help teams boost online visibility, engagement, and performance by combining strong SEO strategies with solid front-end and back-end development. I’m proficient in JavaScript, HTML, and CSS, and I’ve worked with WordPress and Webflow to deliver SEO-driven sites that scale across platforms.

I emphasize responsive design, UI/UX best practices, and cross-browser compatibility to ensure high-quality user experiences. I thrive in collaborative settings but can work independently, delivering reliable solutions, clear documentation, and measurable results for clients and stakeholders.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

AI Architect at EVNE Developers

October 1, 2023 - November 5, 2025

Led design and development of AI-driven solutions on Azure (Azure AI, Azure AI Search), implemented CI/CD with GitHub Actions, and built MLOps pipelines with Terraform/Bicep, Docker, and AKS. Collaborated on LLM integrations, LangChain, and Retrieval-Augmented Generation (RAG) for healthcare and financial analytics; emphasized data governance and 99% uptime through testing and monitoring.

Senior Software Engineer at Air Force

September 1, 2023 - September 1, 2023

Designed and deployed AI/ML systems for fraud detection using Azure ML, scikit-learn, and XGBoost; built microservices (Python/FastAPI, Node.js) with Docker/Kubernetes; developed real-time analytics dashboards (React, D3.js, Power BI Embedded) and implemented event-driven data flows with Azure Service Bus, RabbitMQ; integrated LangChain/Semantic Kernel for LLM-enabled decision support; implemented IaC with Bicep; strong emphasis on English communication.

Software Engineer at DeepInspire

August 1, 2021 - August 1, 2021

Built scalable AI/ML applications using Azure AI Foundry, TensorFlow, and scikit-learn; developed models with LLMs, LangChain, and RAG; implemented IaC with Terraform/Bicep; established CI/CD pipelines with GitHub Actions; containerized with Docker and orchestrated on AKS; contributed to frontend and backend using C#, Python, and TypeScript; focused on testing and monitoring with Postman and Azure CLI.

Senior Odoo Engineer at EVNE Developers

October 1, 2023 - November 9, 2025

Conducted comprehensive business process analysis to optimize Odoo deployments and ensure seamless integration with existing platforms. Delivered technical support and ongoing app maintenance, achieving a 95% client satisfaction rate. Executed data migration strategies transferring over 50,000 records from legacy systems to Odoo. Managed and maintained PostgreSQL databases, authored clear documentation for custom Odoo modifications, APIs, and user manuals. Collaborated with cross-functional teams to align goals, resulting in a 30% increase in operational efficiency. Contributed to 10+ Odoo implementations, adhering to timelines and budgets.

Software Engineer at Air Force

September 30, 2023 - September 30, 2023

Implemented Odoo solutions tailored to business needs, led data migration efforts, and ensured seamless integration with financial systems, increasing operational efficiency by 30%. Conducted business process analyses to optimize workflows, reducing core financial processing time by 20%. Performed PostgreSQL database operations and performance tuning, improving reporting speed by 40%. Provided end-user support and documentation, and led system integration projects with proprietary and third-party systems to ensure data consistency and compliance, reducing manual data entry errors by 25%.

Software Engineer at DeepInspire

August 31, 2021 - August 31, 2021

Led data migration strategies and business process analysis to align Odoo-based solutions with client needs. Delivered comprehensive technical support, managed and optimized databases with Python automation, and produced clear process documentation. Collaborated with cross-functional teams to define system requirements and implement tailored Odoo solutions that improved workflow and productivity.

Senior SEO Engineer at EVNE Developers

October 1, 2023 - Present

Architected scalable, full-stack healthcare and financial platforms using TypeScript, Python (FastAPI), and Node.js, achieving 99.9% uptime and HIPAA/PCI DSS compliance. Built cross-platform mobile apps (Flutter, React Native) and led mobile CI/CD pipelines with Fastlane, App Center, and Firebase Crashlytics, reducing deployment times by 50%. Migrated monolithic architectures to microservices with Docker and Kubernetes, improving agility and reducing load times by 40%. Designed cloud-native data solutions with PostgreSQL, MongoDB, and GraphQL, boosting query performance by 60% for large-scale operations. Integrated NLP models and AI-driven features to enhance health and financial workflows, improving data accuracy and user satisfaction. Implemented enterprise DevOps practices with GitHub Actions and Azure DevOps to improve release quality, reducing production defects by 15%. Delivered real-time data visualizations with D3.js and Power BI for rapid decision-making.

Software Engineer at Air Force

October 1, 2021 - September 30, 2023

Enhanced website performance and visibility by implementing advanced SEO strategies, developed and optimized landing pages using HTML, CSS, and JavaScript, and ensured cross-browser compatibility for 95% of visitors. Leveraged WordPress and Webflow to streamline content publishing and maintain high-quality pages. Conducted UX assessments to improve session duration by 30% and reduce bounce rates, while delivering comprehensive SEO documentation and stakeholder outreach.

Software Engineer at DeepInspire

September 1, 2018 - August 31, 2021

Improved SEO performance and user engagement through responsive UI design (Next.js, Vue/Nuxt) with a mobile-first approach and WCAG 2.1 accessibility. Implemented A/B testing using Google Analytics data to boost conversions by 25%, and delivered cross-browser compatible designs that reduced bounce by 30%. Built and automated content management with WordPress and Webflow, and organized multimedia assets to streamline workflows.