Martin W.

About Me

Martin is a Senior Python Developer with experience using Python-based backend server applications (monolith and microservices) and understands software architecture, OOP principles, and design patterns in delivering low-latency, high availability, and performant solutions. He is proficient in packaging and releasing Python applications - writing clean code, maintaining code quality through best practices, and configuring applications to meet business processes and application requirements.

AI, ML & LLM

Backend

Database

DevOps

QA & Testing

Other

Work history

UpStack
UpStack
Senior Python Developer
2022 - Present (3 years)
Remote
  • Creating and developing innovative software solutions for clients across a broad range of industries.

  • Participate in scrums consisting of cross-functional teams, both software and hardware.

  • Ensure that features are being delivered efficiently and on-time.

Pandas
Pandas
Open-source Contributor
2019 - 2020 (1 year)
Germany
  • Worked with Pandas dev teams to ensure compliance and adherence to open-source principles to maximize community interests.

  • Built relationships with key community influencers to foster a strong community and collect feedback about Pandas and technical blockers.

  • Engaged with the Pandas community via Slack and GitHub issues - answering common questions and connecting question-askers with community members who might know the answer.

PYTHOMATION
PYTHOMATION
Senior Developer
2017 - Present (8 years)
Berlin, Germany
  • Design and build Python-based applications for speed and scalability - delivering quality solutions under tight deadlines.

  • Manage new software and web architecture development, requirement analysis, process execution, and integrating tools with systems.

  • Produce software and web development technical documentation to enhance software and web application maintenance and upgrades.

Freelance
Freelance
Python Developer
2017 - 2017
Berlin, Germany
  • Designed and built optimized ingestion, ETL/ELT, and reporting platforms designed to deliver insights with minimal latency for clients.

  • Wrote clean, scalable code and implemented backend components to improve responsiveness and overall performance of solutions.

  • Optimized and debugged code, integrated user-facing elements into applications, and improved functionalities on existing systems.

Showcase

Contributor - Pandas
Contributor - Pandas
  • Developed a Python library for flexible data analysis and manipulation, aiming to replicate R data frame objects and statistical functions.

  • Contributed to the enhancement of Pandas, improving its overall offering to the development community.

  • The library focuses on creating labeled data structures similar to R data frame objects.

Python Developer - eCommerce Platform
Python Developer - eCommerce Platform
  • Developed a new customized Sales/CRM platform to replace a legacy Salesforce solution.

  • Implemented enhanced sales process features, including campaign creation, custom reports, and invoice generation.

  • Focused on delivering user-friendly solutions and standardized processes for improved sales team efficiency.

Python Developer - Car Sharing Platform
Python Developer - Car Sharing Platform
  • Automated Google Ads/marketing processes to improve account structure, targeting, and testing for Europe's largest ride-sharing platform.

  • Developed a new interface with user-friendly features for optimizing Google Ads accounts, including price extensions, keyword creation, and ad test evaluations.

  • Led process improvements to enhance the client's Google Ads accounts through automation.

Education

MSc. Economical Mathematics
MSc. Economical Mathematics
Leipzig University
2010 - 2016 (6 years)