PHP Developer – SEON, Anti-Fraud

🔥 0 minutes ago

🇪🇺 Europe – Remote

⏰ Full Time

🟡 Mid-level

🟠 Senior

🔙 Backend Engineer

👻 Ghost score 15%

What it means: the chance that no one is really hiring for this job.How to read it: 60% or higher means we think this is a ghost. Lower scores are less of a worry.How we score it: age, reposts, open roles vs team size, how fast jobs close, and whether pay is listed.Fine print: an estimate from public data, not a judgment of the company. Real jobs can score high, so treat it as a hint, not a fact.

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WhiteTech

WebsiteLinkedInAll Job Openings

51 - 200 employees

💳 Fintech

☁️ SaaS

🤝 B2B

Fintech • SaaS • B2B

WhiteTech is a product company that builds modular, white‑label fintech infrastructure and payment orchestration platforms for regulated financial businesses, including PSPs, neobanks, and Open Banking providers. The platform offers a payment orchestrator that routes payments across hundreds of methods, 500+ integrations, 50+ modular components exposed via a single API, and advanced features such as dynamic open banking routing, payment receipt verification, automated workflows (settlement, reconciliation), analytics, and compliance-ready security (PCI DSS, PSD2, DORA). WhiteTech positions itself as a fast‑to‑market, enterprise B2B fintech SaaS provider and technical services partner (it does not operate transactional accounts itself).

📋 Description

• 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

• 4+ years of commercial experience with PHP • Solid hands-on experience integrating SEON into production systems • Experience building antifraud / risk / security-related flows • Strong understanding of REST APIs and webhooks • Strong understanding of asynchronous processing • Strong understanding of queues and event-driven architecture • Strong understanding of transactional consistency • Strong understanding of retry / timeout / fallback patterns • Strong understanding of idempotency • Strong understanding of 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 • 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

🏖️ Benefits

• Competitive compensation package (commensurate with your experience) • 19 business days of flexible Paid Time Off (PTO) • Fully remote work with flexible hours (within the CET time zone) from any location of your choice • Values-driven culture with a friendly and supportive work environment • Opportunity to regularly participate in conferences and community events as both a participant and contributor • Matrix organizational structure designed to streamline communication, remove barriers, and promote efficiency

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