SEON Technologies Kft.
Open positions
Senior AI & ML Engineer - AML Search Quality
Senior ML engineer at SEON (Budapest, on-site) improving AML screening search quality: modeling fuzzy matching, building evaluation datasets and metrics, designing scoring/ML for real-time decisioning, and owning production model quality. Core stack: Python, SQL, Elasticsearch, AWS, NLP/text ML.
Implementation Consultant
Guides customers through onboarding to SEON's fraud-detection SaaS platform: managing project timelines, coordinating API integrations, configuring risk rules, running testing and user training, and analyzing customer data to improve fraud detection accuracy before handing off to Account Management.
Senior Software Engineer (AML Team)
Senior engineer on SEON's AML team designing and building TypeScript services end to end: Node.js backends and NestJS/Express microservices, a React customer-facing Admin Panel, and client-side JS libraries, backed by PostgreSQL, Elasticsearch, AWS and Terraform. Includes on-call, design leadership, CI/CD and mentoring. Fully remote or hybrid.
Software Engineer (AML Team)
Full-stack engineer on SEON's AML team building TypeScript features for AML services and the customer-facing admin panel — React/NestJS development, testing, code review, CI/CD improvements, and mentoring junior teammates. Needs 3+ years with JavaScript/TypeScript, PostgreSQL, and ideally AWS/Terraform.
Staff Software Architect
Staff Software Architect at SEON, a Budapest-based fraud-prevention SaaS company. You embed with up to three engineering teams (Customer Platform and Scoring) to guide technical design, ensure security/scalability/compliance, deliver PoCs, and mentor engineers with hands-on work. Core stack: TypeScript, Java, Python, AWS, PostgreSQL, Kubernetes.
Test Engineer
Test Engineer owning quality for SEON's fraud-scoring engine in Budapest (hybrid): designing risk-based test strategies, building automated coverage across UI, API, and service layers with Playwright, TypeScript, and Java, and driving AI-first testing plus k6 performance and Pact contract tests in GitHub Actions CI/CD.