Renewable Energy Experts in Berlin
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Meet FRATCH Experts in Berlin, who have recently used Renewable Energy
Stefan O.
Last position:
Founder at ProtocolEngine.io
Evidence-led health intelligence platform turning published research into personal health protocols. It scores 430 habits, foods, and supplements against the studies behind them, and moves the score when the evidence moves. Built solo.
- Built the daily ingestion pipeline across PubMed, bioRxiv, and medRxiv: 43,000+ papers from 3,400+ journals processed into 230,000+ typed evidence claims, each one traceable back to the study it came from.
- Designed the six-factor evidence scoring model and the public changelog behind it, so no recommendation ever appears without the papers underneath it. 23,000+ grade changes recorded and explained to date.
- Shipped an entity information model connecting every intervention to its mechanisms, biomarkers, and outcomes: 118 biomarkers with region-specific reference ranges, 77 mechanisms, 32 graded outcomes.
- Built the personalisation layer: blood panel ingestion that reads lab PDFs with a vision model and corrects results for draw time against the user's wake anchor, plus Oura, WHOOP, and Withings integration for daily readiness context.
- Operate eleven specialised review agents over the corpus and codebase, covering paper curation, retrieval quality, health-claim compliance across EU and US regimes, and security.
- Shipped the Evidence Assistant, a RAG assistant that answers from the claim database and cites the underlying papers, plus a B2B practitioner tier, an Expo React Native app, and localisation across 3 languages and 7 markets.
Stack: Next.js 16, TypeScript, Supabase, pgvector, Anthropic Claude, Vercel, DeepInfra.
Hendrik W.
Last position:
Software Test and Maintenance Support at Anton Paar ProveTec GmbH
- Adding/creating test specifications
- Performing regression tests
- Performing release tests
- Analyzing Jira tickets
- Identifying software defects and fixing them with C#
Sander O.
Last position:
Interim Head of Contract Management at Enpal
- Directed the contracts management function for Europe's largest renewable energy portfolio, 10 FTE
- Implemented process automations by architecting scalable, data-driven workflows leveraging AI and traditional automation
Johanna L.
Last position:
Interim HR Business Partner at Körber Technologies GmbH
Assignment: Strategic consulting for managers
- Professional advice for managers in a defined business area on transformation and job grading topics
- Independent management of recruiting processes in close cooperation with the shared service organization to fill key vacancies
- Advising the HR team on finalizing and negotiating new works agreements and implementing sample guidelines (ERA Küste)
- Handling labor law matters such as consent replacement proceedings or disciplinary measures
- Advising on the standardization and improvement of HR processes
Tools: SuccessFactors, SAP/HR
Nino S.
Last position:
Interim Recruiter — Sales & Commercial at Hansefit
- Scaled the sales organisation by hiring 60+ employees in 6 months across Sales, Account Management, Product Management and Head of Sales, with an average time-to-hire of 27 days
- Partnered with senior leadership to define role requirements and drive end-to-end hiring strategy
- Owned full recruitment lifecycle: sourcing, screening, interviewing, offer management and onboarding
- Built scalable talent pipelines to support rapid organisational growth across multiple functions
Ingo S.
Last position:
Plugin for Shopware at Self-employed
Developed the “Cost Transparency” plugin for Shopware 6 that extends product details with an interactive graphic illustrating different shares of the total price
Technologies: Shopware, PHP, Twig, CSS, JavaScript
Aimée F.
Last position:
AI Trainer - Independent Consultant at Micro1
Train large language models (LLMs) in valuation, financial modelling and investment analysis.
Katharina E.
Last position:
Consultant and Systemic Coach at Freelance
Developed an employer brand framework for a global waste and renewable energy company, integrating engagement data, stakeholder interviews, and organizational insights.
Conducting systemic coaching sessions and workshops on clarity, communication, and collaboration in transition phases.
Mandy S.
Last position:
Scrum Master & Agile Coach at Energielenker Solutions GmbH
- Scrum Master for a development team in the renewable energy sector (FTEs & freelancers), coaching 3 POS
Philippe S.
Last position:
Freelance Product Design at Tchibo (Protofy)
- Support Tchibo design team in redesigning the shopping app to enhance the user experience, make it accessible, and drive engagement.
Darren C.
Last position:
Global Communications Senior Manager at Beckers Group
- Collaborated with the marketing team on highlighting sustainable innovation, such as EcoVadis Gold rating, Science Based Targets initiative and sustainability report, increasing LinkedIn engagement by over 150% and customer interest within two months
- Developed and maintained the news publication process, including the introduction of AI and specification of its use
- Coordinated with colleagues across 18 countries in the EU, USA and China markets
Teresa P.
Last position:
Freelance at Freelance
- Clients: Shell Renewables & Energy Solutions, WBS Group, Nextbike Leipzig, MoovIT, RBB
- Learned in six weeks how to integrate AI in design workflows
- Deep dive into generative AI
Antonius D.
Last position:
Student trainee at EASE at University of Bremen
- Independent review and assessment of assignments in the field of image processing with neural networks and student supervision
- Assisting in the creation and annotation of an image dataset for the semantic segmentation
- Development of a demonstrator for deep learning–based liquid level detection in RGB camera images
Frank S.
Last position:
Consultant at West-East Consulting
- Cross-Cultural Investments
- Net-Zero Initiatives
- IHK Certified Specialist in Hydrogen Technology
Discover over 15,000 top freelancers
Statistics of experts using Renewable Energy
Aggregated from the professional profiles of matched freelancers.
Experience
17 years (Germany: 23 years)
Position duration
1.9 years (Germany: 3 years)
Positions per freelancer
10 (Germany: 14)
Top business areas
Information Technology, Marketing, Operations
Top industries
Energy, Information Technology, Manufacturing
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
100% (Germany: 90%)
Master's degree or higher
42% (Germany: 61%)
Certifications per freelancer
2 (Germany: 3)
Most common languages
German, English, Spanish
Speak two or more languages
100% (Germany: 96%)
Based on our profile pool as of 29 Oct 2026.
Daily rate distribution
The chart shows how the daily rates of experts in this technology in Berlin are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows the share of experts charging within that range.
Average rates of experts in Berlin using Renewable Energy
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 29 Oct 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
Renewable Energy experts industry focus
See which industries our matched freelancers work in most often — every figure is calculated live from the freelancers on FRATCH.
- Energy (71%)
- Information Technology (71%)
- Manufacturing (50%)
- Professional Services (43%)
- Food and Beverage (36%)
- Advertising (29%)
- Banking and Finance (29%)
- Healthcare (29%)
Please note that freelancers can work across multiple industries, so percentages overlap.
About the technology
Energy systems
Renewable Energy covers the generation and management of power from naturally replenished sources such as sunlight, wind, water and organic materials. Professionals in this field help turn variable resources into dependable electricity, heat and storage services. Their work spans feasibility, design, delivery and long-term performance.
Project applications
- Solar photovoltaic and solar thermal installations
- Onshore and offshore wind projects
- Battery storage and hybrid energy systems
- Green hydrogen and power-to-X facilities
- Renewable heating, microgrids and energy communities
These solutions support homes, commercial sites, factories, utilities and public infrastructure. Specialists may also evaluate sites, model yields, plan connections and coordinate permitting inputs.
Tools and disciplines
Renewable Energy work combines electrical and mechanical design with resource assessment, energy modelling and project controls. Common tools include GIS applications, yield simulations, SCADA systems, digital twins and asset-management software. Strong adjacent knowledge covers grid codes, power markets, storage chemistry, building systems and environmental assessment.
When to bring in experts
Companies often need freelance expertise when a project moves from early feasibility to procurement, commissioning or operational improvement. Outside specialists can validate assumptions, resolve grid-connection issues or provide focused support during a delivery peak. In Berlin, collaboration may involve local site visits alongside remote work with investors, utilities, manufacturers and public stakeholders.
Choosing the right specialist
Look for professionals who can connect technical choices to commercial and operational outcomes. Relevant evidence includes clear energy-yield models, practical grid-integration decisions, safety-aware documentation and experience working with contractors and authorities. Strong specialists explain uncertainty, record assumptions and leave behind usable models, drawings and operating procedures.
Delivery and collaboration
A well-defined brief should state the energy source, site conditions, connection point, project phase and expected deliverables. Agree how data, modelling files and design reviews will be shared before work begins. For Berlin-based assignments, German language ability and familiarity with local stakeholder processes can help, while many analytical and documentation tasks work effectively in distributed teams.
Frequently asked questions
Key details about Renewable Energy, drawn from the questions we get asked most.
Renewable Energy is used to produce electricity, heat and fuels from resources that naturally replenish, including sunlight, wind, water and organic matter. Companies apply it to reduce fossil-fuel use, improve energy resilience and develop storage, grid and industrial solutions.
Renewable Energy generally has lower operational emissions and relies on resources that are replenished naturally. Unlike fossil-fuel generation, output can vary with weather, so projects often require storage, flexible demand, stronger grids or complementary generation; nuclear power offers steady output but involves different construction, fuel and waste considerations.
A strong Renewable Energy specialist may also understand electrical design, grid connection, GIS, energy-yield modelling, battery storage and project controls. Experience with permitting, procurement, SCADA or power-market analysis is valuable when the assignment extends beyond system design.
The right Renewable Energy expertise depends on the project phase and risk. A feasibility study may need resource modelling and commercial analysis, while construction, commissioning or grid integration calls for proven delivery skills and careful coordination with contractors and authorities.
Renewable Energy work can often be delivered remotely when it involves modelling, documentation, procurement support or design review. Site surveys, commissioning and stakeholder meetings may require on-site presence, including around Berlin, so the working model should be agreed in the brief.
Ask a Renewable Energy specialist to explain assumptions, data sources, uncertainty and the decisions behind a proposed system. Review comparable deliverables such as yield models, connection studies, specifications or commissioning records, and check whether the work is clear enough for other teams to use.
A Renewable Energy freelancer may deliver a feasibility assessment, resource study, system concept, energy model, grid-connection package, tender documents or commissioning plan. The exact output depends on the technology, site and project stage.
A Renewable Energy brief should describe the site, energy source, load profile, grid context, project stage and expected decisions. Berlin-based projects should also clarify site-access needs, stakeholder coordination and whether German-language communication is required.
The average hourly rate of freelancers in Berlin, Germany who have used Renewable Energy in their recent projects is 97 €, which corresponds to a daily rate of about 775 € based on an 8-hour working day.
Of the freelancers in Berlin, Germany who have used Renewable Energy in their recent projects, 100% hold at least a Bachelor's degree and 42% hold at least a Master's degree.
On average, freelancers in Berlin, Germany who have used Renewable Energy in their recent projects have 17 years of professional experience, with a single engagement typically lasting around 1.9 years.
The most common languages among freelancers in Berlin, Germany who have used Renewable Energy in their recent projects are German (100%), English (100%), and Spanish (29%).
The most common industries among freelancers in Berlin, Germany who have used Renewable Energy in their recent projects are Energy (71%), Information Technology (71%), and Manufacturing (50%).
The most common business areas among freelancers in Berlin, Germany who have used Renewable Energy in their recent projects are Information Technology (57%), Marketing (57%), and Operations (57%).
Main locations of FRATCH Experts, who have recently used Renewable Energy
Our freelancers and interim experts are at home across the DACH region — available on-site in the major business hubs or fully remote. Choose a location to discover matched specialists, local market insights and up-to-date availability.
Berlin 
Hamburg Munich Cologne Frankfurt Stuttgart Dusseldorf Leipzig Dortmund Essen Bremen Dresden Hanover Nuremberg 
Hamburg 
Munich 
Cologne 
Dusseldorf Countries:
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