Юліан

YULIAN BUKHVAK

PERSONAL DETAILS
[открыть контакты](см. выше в блоке «контактная информация»)
LinkedIn: [открыть контакты](см. выше в блоке «контактная информация»)

SUMMARY
Experienced Team Manager with a strong background in team leadership, task coordination, and process
optimization in fast-paced environments. Over 4,5 years of experience in Mathpix - a technology company
specializing in AI-powered solutions for converting handwritten and printed mathematical notation, scientific
documents, and PDFs into digital formats using advanced OCR and LaTeX recognition. I was included in team
management, recruitment, and cross-functional collaboration with international teams (USA, Ukrainian,
Philippines, China, Japan, India). Skilled in data analysis, quality assurance, and developing innovative solutions
to improve platform functionality and annotation processes. Proficient in mentoring and training teams,
managing performance metrics, and fostering a collaborative work culture. Proven ability to drive efficiency,
enhance operational workflows, and improve data accuracy through effective problem-solving and continuous
process improvements.

EMPLOYMENT
Team manager Jul 2023 - Sep 2025
Mathpix
Managed a team of 18 members, overseeing performance metrics, task distribution, and motivation.
Led recruitment and training efforts, including onboarding and mentoring new hires.
Improved platform functionality and collaborated with other teams for knowledge sharing and system
enhancements.
Communicated with international teams (Philippines, China, Japan, India) to resolve issues and ensure
alignment.
Organized weekly meetings with the US team to address existing annotation issues, propose new ideas, and
find solutions to ongoing challenges.
Collected and analyzed data for training purposes, optimized annotation rules, and created repositories for
developers.
Conducted quality assurance on AI-generated data and provided feedback for optimization.

Data Verifier Apr 2023 - Jul 2023
Mathpix
Developed and implemented a verification initiative to enhance data quality, reducing annotation errors and
improving AI training outcomes, leading to a 98% data annotation accuracy rate.
Verified the accuracy of annotations, providing constructive feedback to annotators.
Suggested improvements for platform functionalities and data set enhancements.
Collaborated with the team to refine and standardize annotation guidelines.

Data Annotator | Data Verifier Nov 2020 - Nov 2022
Mathpix
Annotated and verified 100,000+ image samples to train and improve AI recognition models, ensuring high
data accuracy and model performance throughout the project.

This CV is made with Jobseeker.com.
 Specialized in labeling and annotating text, mathematical equations, and technical data.
Gained proficiency in LaTeX for annotation of complex mathematical content.

ACHIEVEMENTS
1. Expanded the team from 2 to 19 members, which allowed for handling and processing a larger volume of
work. This led to a significant increase in departmental productivity, as the team moved from completing 1
dataset every 2-3 weeks to efficiently processing 3-4 datasets per week.
2. Conducted high-quality training for new hires, resulting in the promotion of 10 Annotators to the role of
Data Verifiers (3 of them then moved to a Manager position) enhancing team capabilities and expertise.
3. Optimized the training process by simultaneously training Annotator candidates and Data Verifier candidates.
This change improved verification efficiency, quality, and speed by 25%, ensuring smoother operations and
quicker data validation.
4. Developed training materials for international teams, focusing on improving the understanding and quality
of LaTeX record keeping. This initiative led to a 20% improvement in the quality of work and helped the
company optimize costs by reducing average weekly working hours by 5 hours per employee, giving team
members more time for self-development and personal time.

EDUCATION
Master of Engineering Oct 2022 - Jan 2024
IFNTUOG, Ivano-Frankivsk

Bachelor of Engineering Sep 2016 - Jun 2020
IFNTUOG, Ivano-Frankivsk

SOFT SKILLS
Team leadership Communication & feedback

Conflict resolution Decision-making

Time management & prioritization Mentoring & coaching

HARD SKILLS
Data annotation & verification processes (Zenpix) Knowledge of domain-specific tools (Zenpix + LaTeX)

Training program development: creating guidelines Performance analysis & metrics tracking (Live data +
(Google Sites + GitBook) Google Sheets)

Documentation and reporting (MS Office + GitHub) Self-learning: Jira, Notion, and Label Studio + Agile
methodologies: Waterfall, Scrum, and Kanban.

LANGUAGES
English Ukrainian

Russian German

This CV is made with Jobseeker.com.