AI integration
Add useful AI features to an existing product or test a new idea without rebuilding the surrounding system.
Typical workKnowledge searchRAGLLM integrationsEvaluation
Independent software studio · Rotterdam
Software that fits
the way your
business works.
Codeff builds and improves Python software for data processing, automation, APIs, and connected devices. Projects are scoped carefully, tested, and documented for handover.
Areas of practice
PythonAI & RAGFastAPIStreamlitAutomationDataIoT
Services
How Codeff can help.
Work ranges from a focused improvement to an existing codebase through to a complete internal tool. The approach depends on the problem, the people using it, and what already exists.
Describe what you need →Data processing & analysis
Turn difficult files, documents, model output, and API data into something reliable enough to use.
Typical workPDF extractionETLAnalysisExcel outputDashboards
Software & APIs
Build a Python backend, connect systems, or improve software that has become difficult to maintain.
Typical workPython backendsREST APIsIntegrationsModernizationTesting
Process automation
Replace recurring manual steps with a documented workflow that the team can understand and operate.
Typical workDocument generationRecurring workflowsDeploymentCI/CD
Connected devices
Bring sensor readings and device controls into an API or dashboard that is practical to monitor.
Typical workESP32 & ArduinoRaspberry PiSensor APIsMonitoring
Delivered projects
Success stories.
Examples of problems clients brought to Codeff and what was delivered. This is a selection rather than the full project archive; more will be added over time.
Nine projects from the archive
Economic article replication in Python and C++
Recreated a compatible Docker environment so a legacy Python 2 and C++ research model could run again exactly as it had years earlier.
Delivered
View case ↗
- Dependency compatibility analysis
- Reproducible Docker environment
Antenna data formatting and calculation automation
Standardized inconsistent scientific datasets and automated angle-specific calculations with modular Python tooling.
Delivered
View case ↗
- Source standardization rules
- Modular Python calculation engine
Multi-format PDF parsing into clean Excel data
Built format-aware Python extraction workflows for PDFs from different sources, then cleaned and consolidated the results in Excel.
Delivered
View case ↗
- Format-aware PDF parsers
- Data cleaning rules
Clean and fossil production analysis
Extended a restored Python and C++ climate-economy model to store hidden production values and generate meaningful clean-versus-fossil graphs.
Delivered
View case ↗
- Updated model codebase
- Explicit production data storage
CSV-to-PowerPoint template automation
Automated the placement of text and images from CSV records into linked fields in a PowerPoint template.
Delivered
View case ↗
- CSV field mapping
- Text and image population
Reliable Arduino button sound effects
Integrated a DFPlayer Mini into a multi-button Arduino and LED project and corrected the event logic causing repeated audio.
Delivered
View case ↗
- Wiring and setup advice
- DFPlayer Mini integration
Cryptocurrency trading application fine-tuning
Reviewed and fine-tuned a confidential cryptocurrency trading application while teaching the owner how to maintain selected parts independently.
Delivered
View case ↗
- Confidential code review
- Targeted application adjustments
Hands-on Raspberry Pi technical tutorials
Researched assigned Raspberry Pi topics, tested the workflow, captured original screenshots, and prepared WordPress-ready tutorial drafts.
Delivered
View case ↗
- Hands-on technical research
- Validated instructions
Production-ready Python project template enhancement
Reviewed and improved an open-source Python project template with modern quality tooling, pre-commit automation, documentation, and a public pull request.
Delivered
View case ↗
- Comprehensive review report
- Implemented improvements
In the clients’ words
Feedback after delivery.
★★★★★5.0for the reviews shown
“Ashkhen was an allround professional. She asked the right questions to find out my goals with the project, and found a clean and quick solution to the problem. She was available for questions, transparent about her process, and delivered even ahead of the deadline. I enjoyed working with her and would definitely hire her for additional projects anytime.”
Economic model replication · Client review“Great Job!”
PDF parsing with Python · Client review“Good”
Python consultancy · Client review“It was great working with you.”
Python development · Client review“Quick, precise, smart!”
Model data extraction · Client review“Perfect!”
Arduino sound integration · Client reviewClient-endorsed strengths
Clear communicatorCollaborativeCommitted to qualityDetail orientedProfessionalReliableSolution oriented
How projects run
One developer.
Direct communication.
You work with the person writing the software—from the first technical questions to handover.
Codeff is based in Rotterdam and works with clients worldwide. Decisions stay visible, progress is shared plainly, and the finished work includes the documentation needed to maintain it.
01Understand the problem
02Build and verify
03Hand over clearly
Contact
Have a project in mind?
Send a short description of what is not working, what you want to improve, or what you need to build. You’ll receive a direct reply with the questions needed to assess it properly.
info@codeff.nl ↗