Technical Debt Experts in Berlin
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Meet FRATCH Experts in Berlin, who have recently used Technical Debt
Nitin Bhardwaj
Last position:
Financial Analytics Lead at Independent Consultant
Led FP&A tech transformation for a 9-figure business – from resolving legacy technical debt to leading AI-native EPM implementation
- Driving end-to-end FP&A transformation, from architecture redesign through EPM tool selection to rollout
- Ran evaluation of 12+ EPM platforms, from vendor negotiation to selection framework tied to long-term planning
- Diagnosed constraints in financial planning architecture, presented findings to the CFO, and secured executive mandate to redesign FP&A infrastructure from the ground up
Steffen Seitz
Last position:
Senior Technical PM, CRM Core Experience & AI at Propstack GmbH (Scout24 S.E.)
- Built a JTBD-based prioritization framework for 3,000+ accumulated feature requests, identified 27 broker jobs, validated 8 through 25 user interviews, and used the resulting job map as a live prioritization filter for all incoming channels (Upvoty, CSAT, consulting tickets).
- Responsible for the Scout24 Lighthouse initiative: Document Intelligence with full RAG architecture (semantic chunking, bge-m3 embeddings, pgvector, BM25+Dense hybrid retrieval).
- Reduced lead time of customer feature requests to 3.1 days through code analysis, ticket specification, and independent implementation using a coding agent (Codex).
- Developed an LLM-based support agent (GPT-4o mini, Codex-generated merge requests) that reduced 3rd-level escalations from 40% to 5% of all monthly tickets.
- Integrated six partners through technical coordination, specification, backlog and release management, and led seven full stack developers.
- Eliminated regulatory exposure for brokers in six weeks through risk analysis (BGH ruling on distance selling/GDPR), new audit features, and coordination with legal and data protection officers.
Fernando Camargo Del Buono
Last position:
Senior Front-End Developer at Moss
- Moss is a spend-management platform for SMEs that bundles corporate cards, web-based applications and reimbursements, AP/procurement and advanced accounting in one place.
- Splits time across Accounting, Spending and Growth tribes, handling requirements gathering, public product design, coding, testing, debugging and internal apps.
- Participates in development and maintenance of the design system/UI kit and supports tooling, documentation and developer experience.
- Builds form-heavy UIs, drawer-based editing, high-density/resilient tables with server-side filters, pagination, column configurations, CSV/Excel export and bulk operations, all wired for permissions and auditability.
- Works with complex cross-entity relationships without a single-schema solution.
- Uses React, Redux Toolkit, styled-components, react-hook-form, React PDF, Vite, Lokalise, React Testing Library and Playwright.
Sebastian Striebig
Last position:
Group Product Manager – Digital Platform Discovery at SPREAD.AI
- Developed and implemented organization-wide discovery framework based on Ulwick’s Outcome-Driven Innovation; enabled 7 Product Owners to systematically identify and quantify unrealized value through shared outcome language and opportunity scoring methodology
- Transformed Product Owner role from backlog clerks to strategic experimenters; established dedicated time budget for autonomous hypothesis testing and discovery activities
- Rebuilt customer journey maps to start at actual user need (tool selection phase) instead of platform entry point; eliminated manual data aggregation work previously done by project teams
- Implemented OKR framework across 4 product teams; defined quarterly objectives with measurable key results (e.g., 40% reduction in manual integration effort, self-service adoption increase)
- Unified 3 separate platform roadmaps through cross-team dependency mapping and shared service agreements
- Supported enterprise sales cycle with ROI modeling and technical due diligence for automotive and defense customers
Gregor Doroschenko
Last position:
Founder, Principal Software Architect & Technical Consultant at Hold My Code GmbH
- Frontend modernization (multiple client engagements): Angular version upgrades, architecture refactoring, performance optimization, state management restructuring, and UI library consolidation resulting in faster load times and improved end-user experience across all projects.
- Web development: High-performance landing pages and company websites for SMB clients built with Next.js, SvelteKit, PayloadCMS, and TailwindCSS optimized for speed, SEO, and conversion.
- SaaS product development: Architecting and building an AI-powered platform for photography studio operators (PoC phase) with full-stack TypeScript: Angular frontend, NestJS backend, PostgreSQL, LLM integration (Gemini/Claude) for intelligent workflow automation.
- AI integration: Developed a PoC for AI-generated podcast avatars using the Gemini API for content production workflows.
- Angular deep dive workshops: Delivered 20+ workshops (3–5 days each, 8–10 participants) in a hands-on format where participants build a demo application modeled after their real business domain.
Jurgen Wiehan
Last position:
Director of Engineering at Wunderflats
- Reporting directly to the CEO.
- Responsible for all things in the engineering space including software engineering, architecture and quality assurance.
- Led a team of around 25 cross functional team members including frontend, backend and fullstack engineers.
- Aligned engineering strategies with organisation strategy through clearly identifiable OKRs.
- Introduced Team Topologies and Scrum, ensuring less hand-offs between teams and improving their efficiencies which resulted in more impactful solutions for our customers.
- Lead the technology due diligence process for an M&A decision.
- Spearheaded the re-architecture of our product from monolith to microservices, reducing technical debt and enabling expansion into new markets.
- Managed a budget of around €2m, optimising costs by introducing SaaS solutions and replacing homegrown systems.
- Negotiated vendor contracts, reducing costs by at least 10% and improving service delivery.
- Set clear expectations and goals for engineers ensuring their continued growth within the organisation.
- Technology stacks included React, Node.js, MongoDB and GCP.
Alex Ischenko
Last position:
Public Speaker at WeAreDevelopers
- Participated as a public speaker regarding leadership and transformational topics at the WeAreDevelopers World Congress with 15 thousand visitors.
Malte Schonvogel
Last position:
Freelance iOS Developer at United Internet AG
- Under the brands Web.de, GMX, 1und1, and Mail.com, offers email and cloud services used daily by millions on iPhones.
- As part of a 10-person team, added new features, refactored legacy code, and increased test coverage.
- Features: Email and cloud access, compose email, email and cloud sync, news, contact, multiple account management, synchronization, notifications, premium features, ads.
- Technologies used: UIKit, SwiftUI, Combine, VIPER, Unit tests, UI tests, Snapshot tests, Fastlane, Cocoapods, MailCore.
Discover over 15,000 top freelancers
Statistics of experts using Technical Debt
Aggregated from the professional profiles of matched freelancers.
Experience
16 years
Position duration
2 years (Germany: 2.1 years)
Positions per freelancer
9
Top business areas
Information Technology, Product Development, Project Management
Top industries
Information Technology, Banking and Finance, Retail
Certification focus areas
Information Technology, Product Development, Project Management
Bachelor's degree or higher
71% (Germany: 95%)
Master's degree or higher
43% (Germany: 53%)
Certifications per freelancer
3
Most common languages
English, German, Spanish
Speak two or more languages
100%
Based on our profile pool as of 30 Aug 2026.
Daily rate distribution
The chart shows how the daily rates of freelancers in this technology in Berlin are distributed, based on recent contracts on our platform. Each bar covers a rate range — its height shows how many freelancers charge within that range.
Average rates of experts in Berlin using Technical Debt
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 30 Aug 2026. Actual rates may vary depending on seniority level, experience, skill specialization, project complexity, and engagement length.
About the technology
What it means
Technical debt is the cost of choosing a faster or easier path today that creates extra work later. Teams also call it tech debt or debt. It shows up in code, architecture, tests, infrastructure, and delivery process.
Where it hurts
Unchecked debt slows releases and raises defect risk. Common signs include brittle tests, repeated work, unclear dependencies, and changes that touch too many files.
Typical work
- Review code and architecture for hot spots
- Rank refactoring work by business impact
- Improve test coverage and release safety
- Clean up build, CI, and deployment flow
- Document decisions and trade-offs clearly
Skills that matter
Strong professionals know how to balance cleanup with shipping. They read code fast, trace system dependencies, and explain trade-offs in plain language. They also work well with product and delivery teams, because debt is as much about planning as it is about code.
Why companies hire help
Berlin teams often bring in freelance specialists when legacy systems start blocking new features, audits, or migrations. External experts are useful for focused assessments, rescue work, and short refactoring phases where a fresh view matters more than long ramp-up.
Good results
The best outcome is not zero debt. It is controlled debt with clear ownership, explicit priorities, and fewer surprises. A good specialist leaves behind a cleaner system, a practical backlog, and a team that can keep paying debt down after the engagement ends.
Frequently asked questions
Everything clients usually want to know about Technical Debt, in one place.
Technical debt is the extra cost that builds up when teams take shortcuts in code, architecture, tests, or delivery flow. It is not always a mistake; sometimes it is a deliberate trade-off to move faster. The problem starts when that trade-off is never repaid.
A strong tech debt specialist helps a team see what is slowing delivery and what can wait. Companies bring in outside help for audits, cleanup plans, refactoring bursts, and release risks that need focused attention. The outside view is useful when internal teams are too close to the system.
Technical debt is about the cost of past choices, while legacy code is simply older code that may or may not be a problem. A legacy system can be stable and well understood. Debt becomes a concern when the code, tests, or architecture make change harder than it should be.
A good technical debt specialist usually understands code review, system design, testing strategy, and delivery pipelines. They should also be able to talk with product and operations teams, because debt often crosses team boundaries. Clear writing matters too, since the work needs a plan, not just fixes.
Not always. Many tech debt reviews and refactoring phases work well remotely, especially when the codebase, tickets, and documentation are accessible. On-site time in Berlin can help when the team needs fast alignment on priorities or when several stakeholders must agree on scope.
Look for a technical debt professional who can explain the problem in business terms and show a clear order of work. Good signs are practical recommendations, careful risk handling, and a backlog that separates urgent fixes from structural cleanup. Beware of vague advice that only says "rewrite everything."
No. A strong tech debt plan may include refactoring, but it can also include better tests, documentation, guardrails, or process changes. The right move depends on whether the main issue is code quality, system design, delivery speed, or team habits.
Share the parts of the system that hurt most: slow releases, frequent bugs, fragile deployments, or hard-to-change modules. For Technical Debt, the best starting point is often access to the codebase, recent incidents, and a few examples of changes that were harder than they should have been. That gives the specialist a useful baseline fast.
The average hourly rate of freelancers in Berlin, Germany who have used Technical Debt in their recent projects is 119 €, which corresponds to a daily rate of about 948 € based on an 8-hour working day.
Of the freelancers in Berlin, Germany who have used Technical Debt in their recent projects, 71% hold at least a Bachelor's degree and 43% hold at least a Master's degree.
On average, freelancers in Berlin, Germany who have used Technical Debt in their recent projects have 16 years of professional experience, with a single engagement typically lasting around 2 years.
The most common languages among freelancers in Berlin, Germany who have used Technical Debt in their recent projects are English (100%), German (88%), and Spanish (25%).
The most common industries among freelancers in Berlin, Germany who have used Technical Debt in their recent projects are Information Technology (100%), Banking and Finance (75%), and Retail (50%).
The most common business areas among freelancers in Berlin, Germany who have used Technical Debt in their recent projects are Information Technology (100%), Product Development (100%), and Project Management (63%).
Main locations of FRATCH Experts, who have recently used Technical Debt
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 
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Philipp Thomaschewski
FRATCH CEO
