Fredrik Teschke-Full Stack Elixir Dev (freelance)
Check rate
Experience
Full Stack Elixir Dev (freelance)
Team Engine
- One of two lead developers in team of 5
- Collaborated closely with the two non-technical co-founders: planning and breaking down roadmap
- Assisted in preparations for ISO 27001:2002 certification
- Ensured maintainability: paid down technical debt, ensured up to date and maintained dependencies, slimmed down CI pipeline
- Contributed significant parts of a major design overhaul (switch to Tailwind + LiveView)
- Implemented a new "distribution" feature (secure document sending with watermarking and tracking), CQRS
- Contributed significant parts to a dynamic report export system. Allows admin users to create reports using a visual UI. Performant streamed export
- Worked on PDF timecard generation and watermarking
- Worked on Docusign integration for digital signing flows
Full Stack Rails Dev (freelance)
iComply GmbH
- Implemented a whistleblowing platform in small team
- Focused on end to end data safety using Web Crypto API
- Implemented telephone whistleblowing channel (Sipgate API integration)
Full Stack Java/Vue Dev (freelance)
dgpar GmbH
- Added new features to accounting system for medical doctors in agile team
- Refactored existing logic to ensure scalability and testability
- Delivered successful transition from WildFly Java system to a micro-service architecture
Full Stack Java/Vue Dev
WPS Management GmbH
- Implemented new features for a digital procurement platform in a large agile team
- Delivered a reusable form library for customizable, tenant-specific forms including back end validation
- Defined and implemented RESTful APIs (OpenAPI/Swagger)
- Worked in micro-front end architecture (Zalando Tailor based)
- Regular employee, then freelancer from January 2020 onwards
Industry experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology and Healthcare.
Business area experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Product Development, Supply Chain Management, and Accounting.
Summary
Current role Full Stack Elixir Dev (freelance) at Team Engine
I like to work with people who are excited by what they do, are on a path of personal growth and willing to share what they learn.
Outside of work I love rock climbing when the family schedule allows it.
Skills
- Media
- Fintech
- B2b
- Aws
- Postgres
- Elixir
- Terraform
- Docusign
- Java
- Vue.Js
- Mysql
- Rabbitmq
- Springboot
- Ruby On Rails
- React
- Mongodb
- Kubernetes
- Rest Api
- Phoenix
Languages
Education
Hasso Plattner Institute
Master's degree · Computer Software Engineering · Potsdam, Germany
DHBW Mannheim
Bachelor's degree · Computer Science · Mannheim, Germany
Statistics
Experience
Expertise
Qualifications
Profile
Frequently asked questions
Have questions? Find more information here.
Fredrik is based in Horn-Bad Meinberg, Germany and can operate in on-site, hybrid, and remote work models.
Fredrik speaks the following languages: German (Advanced), English (Advanced).
Fredrik has at least 9 years of experience. During this time, Fredrik has worked in at least 4 different roles and for 4 different companies. The average length of individual experience is 2 years and 3 months. Note that Fredrik may not have shared all experience and actually has more experience.
Based on recent experience, Fredrik would be well-suited for roles such as: Full Stack Elixir Dev (freelance), Full Stack Rails Dev (freelance), Full Stack Java/Vue Dev (freelance).
Fredrik's most recent position is Full Stack Elixir Dev (freelance) at Team Engine.
In recent years, Fredrik has worked for Team Engine, iComply GmbH, dgpar GmbH, and WPS Management GmbH.
Fredrik is most experienced in industries like Information Technology and Healthcare.
Fredrik is most experienced in business areas like Information Technology, Product Development, and Supply Chain Management. Fredrik also has some experience in Accounting.
Fredrik has recently worked in industries like Information Technology and Healthcare.
Fredrik has recently worked in business areas like Information Technology, Product Development, and Supply Chain Management.
Fredrik holds a Master in Computer Software Engineering from Hasso Plattner Institute and a Bachelor in Computer Science from DHBW Mannheim.
The availability of Fredrik needs to be confirmed.
Daily rate distribution
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Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
The average daily rate is the mean of all daily rates from recent contracts of comparable freelancers on our platform.
The median daily rate is the middle value of all daily rates — half of comparable freelancers charge less, half charge more. Unlike the average, it is barely affected by outliers.
Calculated based on our freelancers’ daily rates as of 26 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
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