Real-Time Programming in Linux/C++

Python Basics

AI Awareness for Telecom

LTE-EPS Fundamentals Training

- Conducted a proof of case study that extended into a two-year project that exchanged northbound management interface from ASN.1 to REST based, which saves Nokia customers around 1.5 millions of euro yearly.
- Lead and specified feature that implemented web-based element manager (backend: C++, frontend: AngularJS) pushing-out legacy Java solution, reducing maintenance cost and improving user experience of NMS by around 20%.

System Engineer | Senior C++ Engineer

- Engineered 10+ features for Nokia LTE SmallCells, improving operational and management functionalities, self organizing networks algorithms and Radio Head management solutions.
- Improved code test coverage from score 2.5 to 4.5/5 by writing C++ Google Test /w mocks and SCT3 component tests.

Software C++ Engineer

- Directed architecture and created 2 microservices to support SMF new 3GPP Rel17 Mobility Management.
- Created architecture and built framework for microservices interface load testing, that increased TPS by 15%.
- Redesigned and optimized CI/CD workflow for automated documentation build system with Doxygen, Sphinx and OpenAPI, reducing time from 2h (manual execution) to ~15min.

Senior Software Engineer

- Developed  5+ crucial projects for ValueAdd as one of the first developers in the company, that allows to get around 3 new customers.
- PHP developer with frontend jQuery, CSS3, HTML5
- MySQL database design
- Frameworks: Zend Framework 1/2, Drupal 6/7, Yii
- Team working and SVN/GIT revision control

PHP Drupal web developer

- Introduced payment API and delivery system integration for biggest ecommerce shop www.shoper.pl.
- Technical stack: PHP, MySQL, Zend Framework, jQuery

PHP Web Developer, Zend Framework

- Designed architecture, team lead and engineered feature that exchanged 5G RAN microservices notification system to Redis Streams, improving reliability (from UDP to TCP) and speed of notifications by ~25 times.
- Lead and developed library that unifies validation of 5G Core REST interface data by extracting JsonSchema from OpenApi definition and automatically generates Protobuf files, which enabled common validation system and drastically reduced development time.

Staff Software Engineer

- Contributed to and led 3 GDS Airlines automation features in C++ that were crucial to biggest Sabre
customers. Main features:
   1) Sabre Global Distribution System support for automatic voluntary ticket exchanges.
   2) Sabre GDS support for automatic exchange of Multi Branded Fares ticket exchanges in Orchestration
microservice.
- Led development team of 5 engineers, 1 Q/A and 1 Business Analytic.

Tech Lead

Tech Lead at Sabre with 15 years of experience with Software Engineering scaling distributed systems and cloud platforms

github

Know about Michał Wiatr's work experience, education, bootcamps, certifications, and much more. Michał Wiatr