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Stefan Andersson
Senior Systems Developer | AI and Cloud Innovator | Experienced Technical Leader | Building Intelligent Platforms and Future Technology Ventures
Professional Summary

Stefan is a versatile technologist and leader with a long career in software development, architecture, and creative engineering. He combines technical depth with clarity of thought and an instinct for collaboration, making him equally effective in strategy and in hands-on development.

His background spans startups, enterprise environments, and research-oriented projects. Stefan is known for guiding teams with trust and curiosity, helping others grow while bringing order and creativity to complex technical challenges. He is comfortable moving between leadership and contribution, always focused on building systems and cultures that last.

Those who have worked with Stefan describe him as open, thoughtful, and genuinely interested in learning. He has a rare ability to connect detail with direction and to balance technical precision with a strong sense of purpose.

He is particularly well suited to emerging ventures that value adaptability and broad experience, where connecting people, ideas, and technology into cohesive outcomes is essential.

Professional Experience
Senior Systems Developer at Sine Wave Entertainment Ltd (Jan 2025 - Present)
Bonfire Development AB | Gothenburg, Sweden

Sine Wave Entertainment creates premium virtual world experiences for business. I helped them create an environment-aware NPC powered by the ChatGPT realtime voice API that manipulates its surroundings via tools.

Key Skills: Artificial Intelligence (AI) • C# • Unity • Lua • AI Driven Development • Microsoft.NET
Full Stack Developer (Apr 2024 - Dec 2024)
Hiber | Gothenburg, Sweden

I was part of developing https://hiber3d.com/ Game Studio, SDK, tool chain, backend services and example apps; as a senior resource I coded, created full-stack 3D Web game demos in React and C++, tested, deployed and maintained the entire Hiber3D offer from a technical angle.

Key Skills: Amazon Web Services (AWS) • AWS Aurora • AWS DocumentDB • C++ • CI/CD • DevOps • Docker • Firebase • Firestore • Full-Stack Development • GCP Cloud Build • GitHub Actions • Google Cloud Platform (GCP) • GraphQL • Infrastructure as code (IaC) • Next.js • Python • React Native • React • Serverless • Terraform Cloud • Terraform Script • TypeScript
Systems Administrator (Oct 2020 - Dec 2024)
Hiber | Gothenburg, Sweden

As their CTO I took a hands-on approach to make sure that IT systems were properly managed, managing onboarding/offboarding, billing, cost and securing their systems. When I stepped aside, I offered to continue the admin role to offload my successor. I also functioned as the main resource for security policy and training.

Key Skills: Backoffice IT Management • CI/CD • Google Cloud Platform (GCP) • Google Workspace • Infrastructure as code (IaC) • Security • Terraform Cloud • Terraform Script
AI Software Developer (Jun 2023 - Apr 2024)
Hiber | Gothenburg, Sweden

As lead for the Hiber AI Research initiative I led the effort to build and host various large and small multimodal generative AI toolchains. I got to work with a plethora of third-party APIs as well as training, deploying and managing models on GCP Compute and Vertex AI

Key Skills: Amazon Web Services (AWS) • CI/CD • DevOps • Docker • Fine Tuning • Firestore • Full-Stack Development • GCP Cloud Build • GitHub Actions • Google Cloud Platform (GCP) • Large Language Models (LLM) • Next.js • Node.js • Prompt Engineering • Python • React • Terraform Cloud • Terraform Script • Vector Databases
React / TypeScript Developer (Oct 2022 - Oct 2023)
Hiber | Gothenburg, Sweden

As a member of the Platform team I worked as a full stack developer; IAC, DevOps, CI, CD, Databases, Backends, Frontend, Multiple Build Chains, Package Management, Automatic testing.

Key Skills: Amazon Web Services (AWS) • App Center • AWS Aurora • CI/CD • CSS • Docker • Expo • Firebase • Firestore • Full-Stack Development • GitHub Actions • Infrastructure as code (IaC) • Next.js • Node.js • React Native • React • Tailwind CSS • Terraform Cloud • Terraform Script • TypeScript
Information Security | Test Automation Lead (Jan 2022 - Jul 2022)
Hiber | Gothenburg, Sweden

In this period Hiber did a push to formalize their security compliance and test automation policy. I was the lead for both these projects, making sure to always properly manage risk and cost.

Key Skills: Test Automation • CI/CD • Software Project Management • Security • Compliance
Chief Technology Officer (Oct 2020 - Dec 2021)
Hiber | Gothenburg, Sweden

Hiber is a venture-backed startup with headquarters in Gothenburg, Sweden, focused on building a social platform for anyone to communicate and express themselves through game-like experiences. As their CTO I organised technology and four agile teams to deliver success while growing.

Key Skills: Agile Methodologies • Amazon Web Services (AWS) • App Center • AWS Aurora • Business Strategy • CI/CD • CSS • Docker • Expo • Firebase • Firestore • Full-Stack Development • Infrastructure as code (IaC) • Next.js • Node.js • React Native • React • React • Software Project Management • Tailwind CSS • Team Leadership • Terraform Cloud • Terraform Script • TypeScript
CISO | Product Owner | Business Analyst | CloudOps Engineer | Systems Developer (Apr 2018 - Oct 2020)
Allevi AB | Gothenburg, Sweden

Allevi AB is the premium provider of time management for LSS, HVB and LOV care providers in Sweden. The company is highly driven by humane values and implements an 'making a difference' ethos supporting independent living. As their CISO, I made sure they and their customers were kept safe and as a CloudOps engineer I made sure they could deliver highly available systems cost effectively.

Key Skills: Amazon Web Services (AWS) • AWS CloudFormation • CI/CD • Compliance • DevOps • Full-Stack Development • Infrastructure as code (IaC) • MySQL • PHP • Product Management • Security • Software Project Management • Symphony • Test Automation
Senior Software Developer at Saab (Apr 2017 - Mar 2018)
Acorn Technology AB | Gothenburg, Sweden

I helped the Secure Transportation team develop the Track and Trace product suite that provide customers with a secure logistic solution for different kinds of transportation. With this solution a user can gain full control over their logistic services through a work-order based system that manages, monitors and measures all services provided for the end customer. The system also creates an operational audit trail from commitment start to final execution, which facilitates having full control throughout the entire transport logistics chain.

Key Skills: Full-Stack Development • C# • DevOps • CI/CD • Microsoft SQL Server • Microsoft.NET
Senior Technical Consultant (Feb 2016 - Mar 2018)
Acorn Technology AB | Gothenburg, Sweden

What attracted me with the young consultancy firm Acorn was that they are committed to nurture a culture in which capable individuals can grow. The decision to leave did not come easy, and I recommend them whole-heartedly both as employers and as suppliers of .NET, Java and embedded software development talent.

Key Skills: Full-Stack Development • C# • Microsoft.NET
Lead Developer at Aros Electronics AB (Feb 2017 - Mar 2017)
Acorn Technology AB | Gothenburg, Sweden

I was brought in to help Aros bootstrap development of the control system for testing and programming stations in their automated circuit board production facility. The assignment also consisted of coaching the inhouse developers on modern .NET development practices and Software Architecture.

Key Skills: Full-Stack Development • C# • Microsoft.NET • Mechatronics
Senior Developer Team Lead at KGH Customs Services (Feb 2016 - Jan 2017)
Acorn Technology AB | Gothenburg, Sweden

KGH Customs services is a premiere provider of customs services. Central to these services is the software-as-a-service web based logistics center, integrating KGH, customers and international customs. My role was as Senior Developer and Team Lead for the feature team developing automation of customs declarations, an I also served as the Architect and principal developer for their schema-driven UI Framework.

Key Skills: Full-Stack Development • Software Architecture • Microsoft SQL Server • CI/CD • C# • JavaScript • Microsoft.NET • RabbitMQ
Senior Software Architect | Senior Software Developer | Lead Tech (Mar 2009 - Feb 2016)
TIBCO Spotfire | Gothenburg, Sweden

TIBCO Spotfire is the premier studio for enterprise-scale Interactive Visual Analytics. Solutions and Software Architect, Senior Systems Developer and Lead Tech for https://spotfire.cloud.tibco.com/ 1.0.0, 3.0.0-3.3.0 https://silverspotfire.tibco.com/ 2.0-2.7 https://tryspotfire.tibco.com 2.0-2.7 Project manager for https://silverspotfire.tibco.com/ 2.0-2.1.1

Key Skills: Full-Stack Development • AngularJS • Microsoft.NET • Microsoft SQL Server • MySQL • CI/CD • Java • C# • Software Architecture • Product Management
Co-founder | Lead Programmer (Jan 2007 - Oct 2009)
OpenSim | Gothenburg, Sweden

The OpenSimulator Project is a BSD Licensed Virtual Worlds Server which can be used for creating and deploying 3D Virtual Environments. Fun fact: the platform is mentioned in David Chalmers Reality+

Key Skills: Full-Stack Development • Microsoft SQL Server • MySQL • C# • Open Source • Mono
CEO (Apr 2007 - Mar 2009)
Tribal Media AB | Gothenburg, Sweden

Tribal Media AB created high quality high technology interactive 3D mass media solutions.

Key Skills: Software Project Management • Team Leadership • Product Management
Senior Developer | Tech Lead (Apr 2007 - Mar 2009)
Tribal Media AB |

Architected and Developed TribalOne, a first-generation distributed 3D Web Metaverse application platform.

Lead Programmer (Aug 2004 - Apr 2007)
Playahead AB | Helsingborg, Skåne County, Sweden

Playahead was Swedens second largest youth web community.

Key Skills: Full-Stack Development • C# • DevOps • Microsoft.NET • Microsoft SQL Server
CTO (May 2001 - Jun 2003)
Voice Workers AB | Gothenburg, Sweden

Voice Workers produced speech recognition and natural dialogue management solutions for telephony.

Key Skills: Full-Stack Development • Java • Interactive Voice Response (IVR) • Natural Language Processing (NLP) • Team Leadership
CTO | Senior consultant (Apr 2000 - Mar 2001)
Ullman Human Design Group AB | Gothenburg, Sweden

I helped bring the 'Ullman Mouse' into existence by choosing their USB controller and coding assembler for it.

Key Skills: Assembly Language • Team Leadership
Lead Programmer | Software Architect | Key Account Manager (Apr 1998 - Dec 1999)
Framfab | Gothenburg, Sweden

Framfab was the second largest web consultancy in Sweden.

Key Skills: Full-Stack Development • Software Architecture
Notable Projects
Zero Audience (Aug 2019 - Present)

Zero Audience is a pop-up DJ collective, bringing music to the public space by making bystanders participants.

DJ St. Éphan (Jul 2018 - Present)

Loving music, I also love to play music. Under the moniker St. Éphan I have played in several settings and taught 150+ people the basics of digital beatmixing. Most of my sets available at https://lbsa71.net

Education
University of Gothenburg
Bachelor of Science
1996 - 2015

I started my IT studies in 1996, got swept up by the web and finally made it back to take my degree 20 years later.

University of Gothenburg
Courses
1995 - 1996

I took one year of intermediate psychology studies which gave me valuable insights about myself, the work I do, and the world I live in.

Dale Carnegie
2012 - 2013

Course in Communication and Leadership

ING3, Boden
Maskingruppbefäl
Aug 1990 - May 1991
Porthälla Gymnasium
Aug 1987 - Jun 1990
Vallhamra Skola, Partille
Grundskola
Aug 1978 - Jun 1987
Technical Skills
Programming Languages
C# • C++ • Python • Terraform Script • TypeScript • CSS • Tailwind CSS • PHP • JavaScript • Java • Assembly Language
Engineering Practices
AI Driven Development • Security • Compliance • Software Architecture • Open Source
Frameworks
Microsoft.NET • Docker • Firebase • Next.js • React Native • React • Node.js • Symphony • AngularJS • Mono
Cloud & Infrastructure
Amazon Web Services (AWS) • AWS Aurora • DevOps • GCP Cloud Build • GitHub Actions • Google Cloud Platform (GCP) • Infrastructure as code (IaC) • Serverless • Terraform Cloud • AWS CloudFormation • RabbitMQ
Databases
AWS DocumentDB • Firestore • GraphQL • MySQL • Microsoft SQL Server
Core Competencies
CI/CD • Full-Stack Development • Backoffice IT Management • Test Automation • Mechatronics • Interactive Voice Response (IVR) • Natural Language Processing (NLP)
Tools
Google Workspace • App Center • Expo
Artificial Intelligence
Fine Tuning • Large Language Models (LLM) • Prompt Engineering • Vector Databases
Management
Software Project Management • Agile Methodologies • Business Strategy • Team Leadership • Product Management