Hi there! I'm a highly skilled front-end developer with a passion for blending technical prowess with artistry to create user-friendly web interfaces. I enjoy designing with a keen eye for detail and excel in analytical thinking, effective communication, and creative problem-solving. My experience spans web development, software testing, and optimizing user experience, with a focus on the financial technology sector. I bring a comprehensive understanding of both technical and business aspects to deliver efficient web solutions and collaborate with cross-functional teams.

Zofia Lecyk-Leszczynska

Hi there! I'm a highly skilled front-end developer with a passion for blending technical prowess with artistry to create user-friendly web interfaces. I enjoy designing with a keen eye for detail and excel in analytical thinking, effective communication, and creative problem-solving. My experience spans web development, software testing, and optimizing user experience, with a focus on the financial technology sector. I bring a comprehensive understanding of both technical and business aspects to deliver efficient web solutions and collaborate with cross-functional teams.

Available to hire

Hi there! I’m a highly skilled front-end developer with a passion for blending technical prowess with artistry to create user-friendly web interfaces. I enjoy designing with a keen eye for detail and excel in analytical thinking, effective communication, and creative problem-solving.

My experience spans web development, software testing, and optimizing user experience, with a focus on the financial technology sector. I bring a comprehensive understanding of both technical and business aspects to deliver efficient web solutions and collaborate with cross-functional teams.

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Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
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Language

Polish
Fluent
English
Fluent
German
Advanced

Work Experience

Freelance Web Developer & Tech Consultant at Self-Employed
January 1, 2024 - Present
Provided web development services and technical consulting for various clients. Focused on front-end development using modern frameworks and libraries.
Software Engineer at Goldman Sachs
August 1, 2019 - September 23, 2025
Analyzed data and enhanced internal applications to improve efficiency and user experience.
Junior Analyst at Goldman Sachs
January 1, 2019 - September 23, 2025
Assisted in developing a tool for generating reports for senior management. Focused on data analysis using programming and analytical tools.
Data Analyst at Accenture
January 1, 2018 - September 23, 2025
Worked on analyzing client data and back-end support for client solutions, enhancing decision-making processes.
Web Developer at Self-employed
January 1, 2024 - Present
I create custom websites and manage client relationships. My role involves designing user-friendly interfaces and ensuring compatibility across various platforms.
Tech Consultant at Freelance
January 1, 2024 - Present
Provided consultation services for web technologies, assisting clients in implementing best practices in design and development.
Software Engineer at Goldman Sachs
August 1, 2019 - September 23, 2025
Developed and maintained software solutions, focusing on data analysis and internal applications.
Data Analyst at Accenture
January 1, 2018 - September 23, 2025
Analyzed data and provided insights to support business strategies and decision-making processes.
Freelance Web Developer at Self-Employed
November 1, 2023 - Present
Providing front-end development services focused on modern web technologies, enabling clients to build and maintain their online presence effectively.
Software Engineer at Goldman Sachs
August 1, 2019 - September 23, 2025
Engaged in analyzing and enhancing internal application systems using modern standards, improving system performance, and ensuring compliance with industry regulations.
Front-end Developer (Junior) at Bob Finance
June 30, 2023 - September 23, 2025
Built and maintained front-end interfaces, contributed to customer journeys for loan applications and the internal Customer Service Center dashboard, and collaborated in the software release process via Microsoft Azure DevOps.
Front-end Developer at Bob Finance
April 30, 2024 - September 23, 2025
Extended the Bob Finance front-end application landscape with React; worked closely with Product Owner and stakeholders to drive front-end solution design for new features and user stories. Independently extended the above-mentioned applications with new functions, e.g., credit application process for Bob Pay product range; refactoring of front-end code and implementation of new requirements due to revised Swiss DSDSG (revDSG). Refactoring of front-end code to a new React framework version; collaboration on test automation using Cypress.

Education

Studies in Cognitive Science at University of Warsaw
January 1, 2016 - January 1, 2019
Studies in Cognitive Science at University of Warsaw
January 1, 2016 - January 1, 2020
Master's Degree at University of Warsaw
January 1, 2020 - January 1, 2022
Bachelor's Degree at University of Warsaw
January 1, 2016 - January 1, 2019
Bachelor's degree in Cognitive Science at University of Warsaw
January 1, 2016 - January 1, 2020
IB Diploma at British International School Cracow
January 1, 2010 - January 1, 2012

Qualifications

Professional Scrum Master I (PSM I)
January 1, 2024 - September 23, 2025
UX Design Certification
January 1, 2023 - January 1, 2025
Certified UX Design Professional
January 1, 2022 - September 23, 2025
Professional Scrum Master I
January 11, 2030 - September 23, 2025
Foundations of User Experience (UX) Design
January 11, 2030 - September 23, 2025

Industry Experience

Professional Services, Education, Software & Internet, Financial Services, Media & Entertainment