Wawrzyniec N.

Wawrzyniec N.

Software Engineer

Poland
Trusted member since 2024
11 years of experience

He has expertise in Java, Spring Boot, PostgreSQL, Kubernetes, Azure Cloud, and Azure DevOps, which he leveraged to design, develop, and maintain robust, high-performing software systems.

Throughout his career, Wawrzyniec has demonstrated exceptional problem-solving skills and adaptability, tackling complex technical challenges across multiple domains. His ability to analyze systems from different perspectives enabled him to deliver efficient, scalable, and maintainable solutions.

Known for his broad technical knowledge and flexible approach, Wawrzyniec has consistently contributed to improving software quality, optimizing processes, and supporting teams in executing complex projects.

Main expertise

JavaJava11 years
Spring BootSpring Boot6 years
DevOpsDevOps3 years
AzureAzure3 years
4+

Experience6

Software Development Engineer III

Tesco Technology Poland
Retail
Feb 2022 · 4y 8m
  • Clustered locations based on unique sets of properties.
  • Designed architecture using microservices and event-driven patterns.
  • Developed performant and cost-effective infrastructure on Azure.

Senior Software Engineer

GFT Poland sp. z o.o.
Information Technology (IT) and Services
Apr 2021 - Jan 2022 · 9m
  • Migrated legacy risk-related services to Java 11.
  • Transitioned services to a cloud environment.

Senior Software Engineer

j-labs sp. z o.o.
Information Technology (IT) and Services
Jun 2018 - Mar 2021 · 2y 9m
  • Implemented microservices exposing internal banking APIs to other systems.
  • Performed data validation and modeling for subsequent analysis.

Java Web Developer

Smart4Aviation Technologies B.V.
Aerospace and Defense
Jul 2016 - May 2018 · 1y 10m
  • Took responsibility for integrating clients' interfaces with internal products.
  • Implemented a module calculating airport suitability.

Java EE Developer

Cherrypick Sp. z.o.o.
Retail
Jan 2015 - Jun 2016 · 1y 5m

Responsibility for developing system for bank company & implementing IBE for travel agency.

Software Developer

Comarch S.A.
Information Technology (IT) and Services
Jul 2013 - Dec 2014 · 1y 5m

Responsibility for developing CRM system for telco company & account management module in VoIP system.

Engineering excellence

All Software Engineers who have applied to Proxify are scored from 0 to 300 on engineering excellence, one of the five parameters we evaluate. This score reflects engineering excellence only, based on interviews, take-home assignments, live coding sessions, and/or on-the-job performance reviews. The curve shows how all evaluated Software Engineers are distributed across that range, where our acceptance threshold for this parameter sits, and where Wawek stands.

050100150200250300Engineering excellence scoreShare of engineersmedianmeanProxifyacceptancethreshold
Wawek
Score 201 · Top 7% of engineers

Education

AGH University of Science and Technology
AGH University of Science and Technology
Computer science2014 - 2015
AGH University of Science and Technology
AGH University of Science and Technology
Computer science2010 - 2014

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