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I am Marcin Wong, an AI Engineer with 10+ years building scalable, real-time applications and AI-powered systems across data-intensive and consumer platforms. I specialize in LLM integrations, real-time streaming, and full-stack development for interactive AI products including chat, voice, and multimedia systems. I have a proven track record delivering low-latency APIs, real-time pipelines, and user-facing features that boost engagement and responsiveness. I design production-grade systems that handle concurrent users and multimedia workflows, and I ensure seamless UI/UX. I routinely deploy containerized apps with Docker and Kubernetes, set up CI/CD pipelines, and monitor system health with Prometheus and Grafana to improve reliability and user experience.…I am Marcin Wong, an AI Engineer with 10+ years building scalable, real-time applications and AI-powered systems across data-intensive and consumer platforms. I specialize in LLM integrations, real-time streaming, and full-stack development for interactive AI products including chat, voice, and multimedia systems. I have a proven track record delivering low-latency APIs, real-time pipelines, and user-facing features that boost engagement and responsiveness. I design production-grade systems that handle concurrent users and multimedia workflows, and I ensure seamless UI/UX. I routinely deploy containerized apps with Docker and Kubernetes, set up CI/CD pipelines, and monitor system health with Prometheus and Grafana to improve reliability and user experience.

Marcin Wong

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

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I am Marcin Wong, an AI Engineer with 10+ years building scalable, real-time applications and AI-powered systems across data-intensive and consumer platforms. I specialize in LLM integrations, real-time streaming, and full-stack development for interactive AI products including chat, voice, and multimedia systems. I have a proven track record delivering low-latency APIs, real-time pipelines, and user-facing features that boost engagement and responsiveness. I design production-grade systems that handle concurrent users and multimedia workflows, and I ensure seamless UI/UX. I routinely deploy containerized apps with Docker and Kubernetes, set up CI/CD pipelines, and monitor system health with Prometheus and Grafana to improve reliability and user experience.…I am Marcin Wong, an AI Engineer with 10+ years building scalable, real-time applications and AI-powered systems across data-intensive and consumer platforms. I specialize in LLM integrations, real-time streaming, and full-stack development for interactive AI products including chat, voice, and multimedia systems. I have a proven track record delivering low-latency APIs, real-time pipelines, and user-facing features that boost engagement and responsiveness. I design production-grade systems that handle concurrent users and multimedia workflows, and I ensure seamless UI/UX. I routinely deploy containerized apps with Docker and Kubernetes, set up CI/CD pipelines, and monitor system health with Prometheus and Grafana to improve reliability and user experience.

Available to hire

I am Marcin Wong, an AI Engineer with 10+ years building scalable, real-time applications and AI-powered systems across data-intensive and consumer platforms. I specialize in LLM integrations, real-time streaming, and full-stack development for interactive AI products including chat, voice, and multimedia systems.

I have a proven track record delivering low-latency APIs, real-time pipelines, and user-facing features that boost engagement and responsiveness. I design production-grade systems that handle concurrent users and multimedia workflows, and I ensure seamless UI/UX. I routinely deploy containerized apps with Docker and Kubernetes, set up CI/CD pipelines, and monitor system health with Prometheus and Grafana to improve reliability and user experience.

Skills

Experience Level

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Expert

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Intermediate

Language

English

Fluent

Work Experience

Senior AI Engineer at GFT Poland

April 1, 2023 - Present

Designed and built real-time AI applications using Python, FastAPI, and WebSockets to enable low-latency conversational systems for interactive user experiences. Developed LLM-powered chat systems with RAG pipelines, improving response accuracy and enabling contextual, session-aware conversations. Built scalable back-end APIs for multimedia AI workflows, integrating text, voice, and image generation into unified user-facing platforms. Implemented real-time streaming pipelines using Kafka and support for concurrent AI processing. Created front-end integrations supporting dynamic UI features such as typing indicators, session continuity, and real-time updates. Optimized system performance and latency across AI inference pipelines, improving response times and user engagement. Deployed containerized apps with Docker and Kubernetes, and set up CI/CD pipelines; implemented monitoring with Prometheus and Grafana; ensured secure data flows and safe handling of user interactions and multimedia

Data Engineer at Databricks

January 1, 2020 - March 1, 2023

Built distributed data pipelines using Python and Apache Spark to support high-volume data processing systems. Designed real-time streaming architectures with Kafka to process large-scale, event-driven workloads. Developed RESTful data access APIs and integrated with front-end and external systems. Implemented scalable backend services to support high concurrency and low latency requirements. Improved system throughput and reliability through performance optimization and distributed processing techniques. Collaborated across product teams to deliver production-grade data solutions.

Data Engineer at Sea Group

October 1, 2015 - December 1, 2019

Developed data pipelines and backend services to process user activity and transaction data at scale. Implemented real-time event streaming using Kafka for responsive system behavior. Built APIs enabling integration between backend systems and user-facing applications. Designed scalable data models supporting analytics and product features. Enhanced system reliability through monitoring and validation processes. Worked with product teams to support user engagement and data-driven features.

Junior Data Engineer at ST Engineering

July 1, 2013 - September 1, 2015

Developed ETL pipelines using Python and SQL for enterprise reporting systems. Built data ingestion workflows integrating multiple internal systems. Designed relational databases schemas in PostgreSQL. Maintained and debugged production pipelines to improve reliability. Implemented data transformation scripts using Pandas and NumPy. Supported the development of enterprise data platforms.

Senior Data Engineer at Data Bricks

January 1, 2020 - March 1, 2023

Built distributed data pipelines using Python and Apache Spark to support high-volume data processing systems. Designed real-time streaming architectures with Kafka to process large-scale event-driven workloads. Developed RESTful APIs for data access and integration with front-end and external systems. Implemented scalable backend systems supporting high concurrency and low-latency requirements. Improved system throughput and reliability through performance optimization and distributed processing techniques. Collaborated across teams to deliver production-grade solutions in fast-paced environments.

Junior Data Engineer at STE Engineering

July 1, 2013 - September 1, 2015

Developed ETL pipelines using Python and SQL for enterprise reporting systems. Built data ingestion workflows integrating multiple internal systems. Designed relational databases schemas in PostgreSQL. Maintained and debugged production pipelines to improve reliability. Implemented data transformations scripts using Pandas and NumPy. Supported development of enterprise distributed data platforms.

Senior AI Engineer at GPT Poland

April 1, 2023 - Present

Designed and built real-time AI applications using Python, FastAPI, and WebSockets, enabling low-latency conversational systems for interactive user experiences. Developed LLM-powered chat systems with RAG pipelines, improving response accuracy and enabling contextual, session-aware conversations. Built scalable backend APIs for multimedia AI workflows, integrating text, voice, and image generation capabilities into unified user-facing platforms. Implemented real-time streaming pipelines using Kafka to handle concurrent user interactions and asynchronous AI processing. Designed frontend-integrated APIs supporting dynamic chat UI features such as typing indicators, session continuity, and real-time updates. Optimized system performance and latency across AI inference pipelines, improving response times and user engagement. Deployed containerized applications using Docker and Kubernetes with CI/CD pipelines, ensuring reliable and scalable production releases. Integrated monitoring and ob

Data Engineer at Data Bricks

January 1, 2020 - March 1, 2023

Built distributed data pipelines using Python and Apache Spark to support high-volume data processing systems. Designed real-time streaming architectures with Kafka to process large-scale event-driven workloads. Developed RESTful APIs for data access and integration with frontend and external systems. Implemented scalable backend systems supporting high concurrency and low-latency requirements. Improved system throughput and reliability through performance optimization and distributed processing techniques. Collaborated across teams to deliver production-grade solutions in fast-paced environments.

Senior AI Engineer at GFP Poland

April 1, 2023 - Present

Designed and built real-time AI applications using Python, FastAPI, and WebSockets to enable low-latency conversational systems for interactive user experiences. Developed LLM-powered chat systems with RAG pipelines, improving response accuracy and enabling contextual, session-aware conversations. Built scalable backend APIs for multimedia AI workflows, integrating text, voice, and image generation capabilities into a unified user-facing platform. Implemented real-time streaming pipelines with Kafka to process large-scale event-driven workloads. Created RESTful data access APIs and integrated frontend and external systems. Ensured high concurrency and low latency, optimized performance, and leveraged distributed processing to boost throughput and reliability. Collaborated across product, data, and frontend teams to deliver production-grade solutions in fast-paced environments.

Junior Data Engineer at STEngineering

July 1, 2013 - September 1, 2015

Developed ETL pipelines using Python and SQL for enterprise reporting systems. Built data ingestion workflows integrating multiple internal systems. Designed relational database schemas in PostgreSQL. Maintained and debugged production pipelines to improve reliability. Implemented data transformation scripts using Pandas and NumPy. Supported enterprise data platforms.

Senior Data Engineer at Databricks

January 1, 2020 - March 1, 2023

Built distributed data pipelines using Python and Apache Spark to support high-volume data processing systems. Designed real-time streaming architectures with Kafka to process large-scale event-driven workloads. Developed RESTful APIs for data access and integration with frontend and external systems. Implemented scalable backend systems supporting high concurrency and low-latency requirements. Improved system throughput and reliability through performance optimization and distributed processing techniques. Collaborated across teams to deliver production-grade solutions in fast-paced environments.