WhiteTech is a fintech product company that develops white-label and SaaS solutions for EMI, PSP, e-commerce, and open banking platforms. We provide flexibility, scalability, and seamless integration within the financial ecosystem.
We are a technology company with a remote culture and are open to candidates from across Europe. We also consider candidates from other regions who can work within the CET (Central European Time) zone.
We are looking for PHP Developer with hands-on experience in anti-fraud systems and SEON integration. We expect a high level of ownership and deep technical involvement in building fraud prevention solutions
Your key responsibilities will include:
- Work with SEON as a product, not just at the API level
- Design and implement fraud detection and prevention flows
- Work with risk signals, rules, scoring, and decision-making logic
- Build and maintain anti-fraud orchestration within complex systems
- Make independent technical decisions on how and where to integrate SEON checks
- Understand the difference between simple provider integration and building a full fraud-control layer
Requirements
- 3+ years of commercial experience with PHP
- Solid hands-on experience integrating SEON / Sumsub into production systems
- Experience building antifraud / risk / security-related flows
Strong understanding of:
- REST APIs and webhooks
- Asynchronous processing
- Queues and event-driven architecture
- Transactional consistency
- Retry / timeout / fallback patterns
- Idempotency
- Observability (logging, tracing, monitoring)
- Experience with Symfony or another modern PHP framework
- Good knowledge of SQL and transactional systems
- Ability to work with external provider documentation and turn it into production-ready solutions
- Ability to work independently in environments with incomplete requirements and complex domain logic
SEON-Specific Experience (Required)
- Integration of SEON API into critical business flows
- Experience with transaction screening, device intelligence, and email/phone/IP enrichment
- Building logic based on SEON rules, scoring, and signals
- Working with manual review and case management flows
- Experience integrating SEON in fintech / payments / high-risk environments
- Ability to adapt SEON to different use cases beyond basic integration
- Understanding how to reduce false positives / false negatives through proper system design
Our hiring process consists of the following stages:
✔ Interview with a recruiter
✔ Technical interview
✔ Soft skills interview
📩 If you are interested in this opportunity, apply now and become part of our dynamic team shaping the future of financial technology!
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