Elis Hirwing🌱 Email & Phone Number

Arvika, Se

Arvika, Se

Arvika, Varmland County, Sweden

I founded Taserud Consulting to provide specialized consulting services in backend development and DevOps with a focus on NixOS if the customer is open to that choice. Otherwise I'll work with any Linux distribution.I'm also working with backups, reproducible builds, CI/CD pipelines, high availability, security through reproducibility and testability.

Stockholm, Sweden

The team I manage, plan with and work with is responsible for maintaining the core API and infrastructure, ensuring high availability, and ingesting data from multiple third-party sources.During my time as team lead I've been part of:- Implemented Docker across all environments to streamline development and deployment.- Led migration from legacy infrastructure to containers on Kubernetes.- Managed a zero-downtime migration of MySQL to MariaDB 10.6, improving database performance and scalability.

Stockholm, Sweden

I've started here as Senior Backend Developer to later progress to Lead Backend Developer.During my time as Senior Backend Developer I've been part of:- Introduced TLS termination and HTTPS with HAProxy, securing user data and improving trust and high availability entry to the systems.- Upgraded the entire system from PHP 5.5 to 8.1, resulting in significant performance improvements.- Pioneered a modular front page API to allow for different data types to be rendered depening on user selection and client capabilities to render different versions of different content.

Arvika, Varmland County, Sweden

IT Consultant through Taserud Consulting AB

Stockholm, Sweden

At Shopello, I developed and maintained a shopping search engine, handling ingestion of large datasets and working on API improvements to better handle high traffic.- Pioneered a new API for scaling faster while maintaining data integrity with signed links.- Introduced XML file streaming to handle large datasets more efficiently.

Helsingborg, Sweden

I maintained the main website and admin systems, along with managing servers and the office network. My contributions played a key role in improving the overall system reliability and performance.- Led purchases and setup of new server infrastructure with HAProxy for high availability.- Designed a flexible product design API that’s still in use today.- Handled upgrades from PHP 5.3 to 5.4, ensuring smooth transitions with no downtime.

Stockholm, Sweden

Short time contract to assemble computer clusters for universities in Sweden with more than 400 computers per cluster.

Stockholm, Sweden

I maintained the main website and admin systems, along with managing servers and the office network. My contributions played a key role in improving the overall system reliabilityand performance.- Key role in implementing imports of data sheets from external systems.- Key role in implementing DLC product keys for game purchases.

Stockholm, Sweden

Most of my work was to answer phone calls to support the software in a Windows environment. I were also part of bootstrapping the development of a new web-based project for future endeavors.