Søren Brønsted · Senior Full-Stack & Data Developer
https://bronsted.dk · soren@bronsted.dk · +45 31 49 32 22 · Danish & English speaker
Summary
Experienced full-stack and data developer with a strong focus on software quality, data modeling, and machine learning. Passionate about open-source technologies, test automation, clean code, and scalable systems. Skilled in leading development teams and delivering robust solutions across insurance, finance, and media industries. Adept at working in agile environments (Scrum/Kanban) and constantly exploring new technologies and domains.
Core Competencies
- Languages & Tools: Python, SQL, JavaScript, PHP, Java, C/C++, Bash, Git,Jenkins
- Frameworks & Platforms: Snowflake, Databricks, Laravel, dbt, GraphQL, REST, Kafka
- Databases: Snowflake, Databricks, MySQL, PostgreSQL, ClickHouse, DuckDB, Sqlite
- Cloud & DevOps: AWS, Azure, CI/CD, Linux, Docker
- Analytics & ML: Power BI, Pandas, Scikit-learn, Metabase, ML pipelines
- Agile & Leadership: Scrum, Kanban, Tech lead, mentoring
Professional Experience
Simgolf · Senior Full-Stack and Data Developer
2024 – Present · Sports
- Build and maintain a web based Club system
- Develop dbt models for analytics
Topdanmark/IF · Senior Data Developer
2023 – Present · Insurance
- Build and maintain enterprise-wide data models and pipelines on Snowflake
- Develop dbt models, SQL transformations, and Python-based logic
- Integrate data lakes and business data sources using Git and Jenkins
- Enable analytics and reporting through structured, reusable data layers
Lift Relations · Tech Lead / Data Engineer
2022 – 2023 · Customer feedback analytics
- Developed customer analytics using Snowplow, Kafka, and ClickHouse
- Built a full data platform and warehouse for product and client reporting
- Implemented churn prediction and analytics using Python, Scikit-learn, Pandas
- Deployed solutions on Azure cloud infrastructure
Børsen · Full-Stack Developer
2020 – 2022 · Financial news media
- Worked on high-traffic media platform using PHP, JavaScript, GraphQL, Laravel
- Built and maintained microservices on AWS infrastructure
- Collaborated across editorial and dev teams to deliver performant features
UFDS · Head of Development
2012 – 2020 · Insurance
- Designed and developed multiple core systems including: claim management, payouts, provisioning, policy management, BI
- Managed full LAMP stack solutions; introduced automation and testing
- Built custom BI system with MySQL procedures and PHP-based job control
Casalogic · Web Developer
2009 – 2012
- Delivered PHP and Java/J2EE-based solutions to various clients
- Tools: Ant, Maven, Spring, open source DBs, Web Services, Linux/Windows
TietoEnator · Java Developer
1999 – 2009
- Enterprise Java systems development using J2EE stack for Danish clients
Earlier Roles (1991 – 1999)
- Dansk Data Elektronic – Java/C++ document systems
- Neti Neti ApS – C++, Lisp, AutoCAD product catalog for engineers
- Dansk Distribution Center – C, ncurses, Unix route planning tools
Education & Certifications
- Machine Learning – Coursera (Andrew Ng, Stanford), 2015
- Hacker Workshop – Prosa, 2004
- Datanom (Computer Science) – Copenhagen Business School, 1990–2000
- EDB Assistent – TietgenSkolen, 1988–1989
- Ship Officer – Svendborg Navigation School, 1986–1988
Languages
- Danish – Native
- English – Fluent (written & spoken)