Hi, I’m Nikolajs Lozko, a full-stack software engineer focused on building scalable, data-driven applications. I’m proficient in React, Python, SQL, and microservices, with a track record of delivering performant, reliable systems. I value clean, maintainable code and collaborative teamwork, and I enjoy turning complex requirements into practical features that boost productivity and user satisfaction.

Nikolajs Lozko

Hi, I’m Nikolajs Lozko, a full-stack software engineer focused on building scalable, data-driven applications. I’m proficient in React, Python, SQL, and microservices, with a track record of delivering performant, reliable systems. I value clean, maintainable code and collaborative teamwork, and I enjoy turning complex requirements into practical features that boost productivity and user satisfaction.

Available to hire

Hi, I’m Nikolajs Lozko, a full-stack software engineer focused on building scalable, data-driven applications. I’m proficient in React, Python, SQL, and microservices, with a track record of delivering performant, reliable systems.

I value clean, maintainable code and collaborative teamwork, and I enjoy turning complex requirements into practical features that boost productivity and user satisfaction.

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Experience Level

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

English
Fluent

Work Experience

Software Engineer - Full Stack at KPMG
August 1, 2023 - July 1, 2025
Designed and developed scalable full-stack financial reporting tools using React, Python, and SQL. Contributed to microservices integration, improving system performance and increasing user productivity by 60%. Built lightweight observability tools including structured logging, dashboards, and alerting systems. Worked cross-functionally to deliver maintainable, business-critical features at scale.
Software Engineer Intern at TEAMWORK.com
January 1, 2022 - September 1, 2022
Improved backend services and enhanced iOS mobile app functionality within an Agile team. Led development of an internal chat application used by over 12,000 users.
IT and Computer Engineer Level 1 at PFH Technology Group
June 1, 2021 - October 1, 2021
Supported cybersecurity operations for the HSE and Irish Defence Forces. Conducted infrastructure audits and contributed to securing government systems.
IT Support at UCC Boole Library
February 1, 2019 - September 1, 2022
Provided technical support for systems, hardware, and users across campus.
Officer Cadet at Irish Naval Service
September 1, 2016 - January 1, 2018
Developed leadership, logistics, and operational communication skills.

Education

B.Sc. in Computer Science at University College Cork
September 1, 2019 - May 1, 2023
B.Sc. in Computer Science at University College Cork
September 1, 2019 - May 1, 2023

Qualifications

Add your qualifications or awards here.

Industry Experience

Software & Internet, Professional Services, Computers & Electronics, Financial Services

Experience Level

Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Expert
Intermediate
Intermediate
Intermediate
Intermediate
Intermediate
See more