Anton Lorani-Senior Software Engineer
Check rate
Experience
Freelance Software Engineer
Anton Lorani Software&AI Engineering
Senior Software Engineer
CHECK24
- Developing business-critical identity verification systems operating in heavily regulated fintech environments.
- Technical owner of the native iOS SDK, including Money Laundering Act (GWG) compliant identity verification processes.
- Technical owner of the in-house WebAssembly-based image processing SDK powering web identity verification.
- Designed and productionized a zero-dependency, low-latency Go file service processing tens of millions of highly sensitive identity verification documents with configurable encryption pipelines while simplifying the surrounding microservice architecture.
- Researched and implemented advanced SDK security mechanisms, including SSL pinning, Proof of Possession, and request signing to mitigate spoofing and replay attacks.
- Led the introduction of AI-powered engineering tooling, including internal MCP servers, token usage monitoring, and LLM-assisted developer workflows integrated with internal systems.
- Designed and deployed a fully self-hosted, autonomous, and auditable coding agent based on a master-runner architecture capable of safely operating within regulated development environments while scaling workloads through Kubernetes.
- Optimized the native iOS&Android ui-tests to reduce automated testing duration by 80%, worked on integrating automated tests directly into developer workflows, and experimented with modern agentic approaches towards auto fixing ui-tests.
- Mentored engineers across the organization and onboarded more than a dozen developers to new platforms, architectures, and technologies.
Software Engineer
CHECK24
Played a key role in building the technical foundation of CHECK24's in-house identity verification platform, contributing to double-digit improvements in onboarding conversion rates.
Designed and implemented a complete ICAO 9303 eMRTD solution for iOS and Android from scratch, including zero-trust server-side certificate validation for electronic identity documents.
Architected a future-proof CMake-based build system for a cross-platform C++ image processing engine targeting Android (JNI) and WebAssembly.
Ported and optimized TensorFlow Lite, OpenCV, XNNPACK, and related dependencies for WebAssembly, enabling SIMD acceleration, multithreading, and real-time performance across web platforms.
Continuously improved our build system for reliable and product-manager/qa transparent deployments of our native apps and internal libraries with cirrus tart and docker
Contributed to backend services built with Java and Spring Boot.
Collaborated closely with product owners and business stakeholders on technical strategy, feasibility analysis, and project planning.
Conducted offensive security research against mobile SDKs using Frida, Ghidra, and custom attack tooling to identify runtime vulnerabilities, MitM attacks, and camera spoofing techniques, producing risk assessments and mitigation strategies.
iOS Engineer
CHECK24
- Contributed to transforming the native CHECK24 Insurance app into an award-winning, market-leading iOS experience.
- Designed and introduced a scalable URL-based navigation architecture supporting complex native and web application flows.
- Collaborated with backend teams to design and implement REST APIs.
- Developed internal debugging and runtime inspection tools to improve engineering productivity.
- Increased automated test coverage to approximately 80% through unit, UI, and snapshot testing.
- Maintained and expanded cross-platform end-to-end UI test infrastructure.
- Led large parts of the migration from Storyboards to modern UIKit-based architectures.
- Implemented customer experience improvements across document scanning, animations, and onboarding flows.
- Worked closely with product managers, QA engineers, and management to improve product quality and engineering processes.
- Supported engineering teams across the organization with platform integration and technical guidance.
Industry Experience
See where this freelancer has spent most of their professional time.
Experienced in Information Technology, Insurance, and Banking and Finance.
Business Area Experience
See which departments and functions this freelancer has contributed to most.
Experienced in Information Technology, Product Development, Research and Development, and Quality Assurance.
Languages
Statistics
Experience
Global Experience
Expertise
Profile
Frequently asked questions
Have questions? Find more information here.
Average rates for similar positions
Rates are based on recent contracts and do not include FRATCH margin.
Similar Freelancers
Discover other experts with similar qualifications and experience
Fatih Karakurt
Adam Richter
Jürgen Hertweck
Ilker Baltaci
Steven Mohr
Jens Fischer
Jürgen Fey
Rafael Kolloch
Christian Golecki
Manuel Reinfurt
Nearby freelancers
Professionals working in or nearby Baierbrunn, Germany
Carola Tesche
Alexandra Korolija
Philipp Schlegtendal
Abderrahim Khouk
Michael Berninger
Wolfgang Decker
Andre Buerger
Elena Klusmann
Patricia Rex
Barbara Tobiesen
Most recent projects
FRATCH works with many companies and recruitment agencies. Here you will find our recently posted projects and opportunities.
