Olga Ivanova
@olgaiv39
Lead Machine Learning Engineer specializing in Computer Vision, Deep Learning, and Data Engineering.
What I'm looking for
I’m a Lead Machine Learning Engineer based in Warsaw, Poland. My work centers on Computer Vision, Deep Learning, Machine Learning, and Data Engineering, with a strong focus on object detection, face recognition, domain adaptation, and LLM implementations.
Since 15.10.2018 as a Freelance Machine Learning Engineer/Solution Architect, I’ve built end-to-end pipelines (e.g., using the insightface library for face recognition and generating 3D head models from a single image). I also delivered production-oriented AI solutions like a deployed AI Search Agent using Azure AI Platform tools (Azure OpenAI, Form Recognizer, Cognitive Search, and Vector Databases), plus dataset-building and model training for tasks such as European traffic signs detection.
I’ve consistently pushed model quality and efficiency—optimizing lightweight neural networks for ARM processors, improving inference speed, and working with RAG quality improvements and custom LLM fine-tuning. I’m also a Kaggle Expert (top rankings) and enjoy aligning technical delivery with client outcomes, including prompt engineering techniques to reduce costs.
Experience
Work history, roles, and key accomplishments
Freelance ML Engineer
Freelance
Oct 2018 - Present (7 years 7 months)
Developed end-to-end computer vision solutions including an InsightFace-based face recognition pipeline, a single-image 3D head model pipeline, and a deepfake video database from YouTube. Deployed an Azure AI Platform AI Search Agent (Azure OpenAI, Form Recognizer, Cognitive Search, vector databases) and optimized/maintained tracking, alignment, and dataset pipelines for production use.
AI Engineer
Autodoc
Apr 2025 - Jun 2025 (2 months)
Built an agent that interacts with a Power BI dashboard to analyze its data, and supported development of an object detection pipeline. Refactored code and evaluated technology options for planned development work.
AI/ML Engineer
Sensay.io
Jul 2024 - Aug 2024 (1 month)
Improved RAG quality by researching techniques, prepared datasets for custom LLM fine-tuning, and applied prompt engineering to ensure prompts reflect product updates. Supported production readiness through hardware cost evaluation and helped onboard new customers to the platform.
Lead AI/ML Engineer
Solvd Inc.
Jan 2024 - May 2024 (4 months)
Built an Azure-based recommendation engine and classifier model, and produced client/internal system design documentation and pre-sales technical materials. Fine-tuned and updated Microsoft Phi-3 on custom datasets using Autotrain (Hugging Face) and supported delivery through technical calls, third-party solution testing, interviews, and hiring.
Senior Computer Vision Engineer
Glimpse Analytics
Apr 2023 - Dec 2023 (8 months)
Developed a Docker image to run OpenVINO Core with required dependencies and prepared MOT-format validation datasets for detection and tracking. Trained, converted, optimized, and delivered custom detection/tracking models from customer data and refactored the core codebase.
CV Tech Lead
EzSpeech
Sep 2022 - Feb 2023 (5 months)
Led a team of 4 developers, covering task delivery, technical interviews, and engineering reviews. Refactored and optimized code, researched facial parsing approaches, and sped up the data acquisition process.
Collected data for object detection and tracking pipelines targeting Jetson Nano deployment and led technical interviews for DS/ML/CV roles. Provided knowledge-transfer and pre-sales materials and supported a team effort to speed up rendering by researching approaches and datasets.
Computer Vision Engineer
MaritimeAI.Net
May 2019 - Aug 2022 (3 years 3 months)
Implemented a sonar-image generation pipeline using GANs; the synthetic dataset improved object detection quality by 14%. Researched underwater dehazing, trained a multi-class segmentation baseline for ice ground segmentation, explored video super-resolution, and investigated 3D multi-view reconstruction baselines.
Machine Learning Engineer
Umojo, Inc
Sep 2021 - Dec 2021 (3 months)
Hired and supported onboarding for Computer Vision, Speech Recognition, and chatbot development roles through technical interviews. Collected data for rare object-detection use cases and built a GAN pipeline to generate realistic synthetic data.
ML Engineer
Sharper Shape
Apr 2021 - Jul 2021 (3 months)
Worked on data pipelines and researched 3D rendering approaches and GAN-based methods. Supported development through iterative experiments and integration of research results into workflows.
Computer Vision Engineer
Suricat Vision
Apr 2020 - Oct 2020 (6 months)
Prepared datasets for GAN training by downloading, parsing, and filtering data, and conducted GAN model research for vision use cases. Delivered reusable data-preparation pipelines to support training iterations.
Computer Vision Engineer
Dowell / Everypixel
Mar 2020 - Jul 2020 (4 months)
Enhanced a face-swap pipeline by researching and improving output resolution and quality. Researched face detection and landmark frameworks and benchmarked their inference time across different servers.
Senior Data Scientist
Arni.io
Feb 2019 - Apr 2019 (2 months)
Trained multiple GAN models for response text generation in Russian and English and optimized inference time, delivering a production model 2.5× faster than the previous one. Built a paragraph-sentence ratio model achieving 80% AUC quality.
Deep Learning Engineer
Oxagile
Aug 2018 - Sep 2018 (1 month)
Trained GANs to generate synthetic datasets for face identification where standard models struggled due to camera distortion, and trained a face identification model integrated into the existing framework. Trained an object detection model for satellite imagery and improved face identification quality by 25%.
Performed GAN-based domain adaptation to improve detection and instance segmentation quality by up to 30% in night and rain conditions. Prepared data for a 200-class classifier, trained instance segmentation models, built internal tools for faster training-data acquisition, and achieved top Kaggle placements (Top14%, Top39%).
Education
Degrees, certifications, and relevant coursework
Belarusian State Economic University
Economist-Analyst, International Relations
2011 - 2016
Grade: 8.0
Studied at the Faculty of International Relations and graduated as an economist-analyst with an average grade of 8.0.
Gymnasium №7
Secondary education (Gymnasium), Secondary education
2000 - 2011
Completed secondary education at Gymnasium №7 in Minsk.
Availability
Location
Authorized to work in
Website
github.com/olgaiv39Portfolio
kaggle.com/olgaiv39Job categories
Skills
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