Top Engineering Jobs

Operate and scale terabyte-scale database platforms across PostgreSQL, ClickHouse, and YugabyteDB. Design reliable architectures, optimize performance, manage schemas and migrations, troubleshoot issues, and improve observability, security, backup, and recovery practices. Partner with engineering teams on technical decisions and operational excellence, guide database usage, and participate in a 24/7 on-call rotation.

Own quality architecture and automated test coverage for SEON’s Scoring engine across UI, API, service, unit, integration, and component layers. Build reusable testing methodologies, AI-driven test generation workflows, CI/CD merge gates, k6 performance tests, and Pact contract tests. Participate in PR reviews, identify edge cases and AI-generated errors, track emerging AI testing tools, and promote quality standards through documentation and team enablement.

Develop and maintain scalable full-stack customer platform features using Node.js, TypeScript, React, NestJS, REST, and database technologies. Design modular systems and microservices, optimize performance, write automated tests, review code, improve architecture, and contribute throughout the software development lifecycle. Mentor engineers, collaborate in cross-functional Agile teams, support continuous delivery, and help evolve SEON’s fraud prevention and customer-facing applications.

Build production-grade software and data pipelines for the ID Verification machine learning team. Develop Node.js, TypeScript, and Python services, create versioned training datasets, support ML model packaging and production serving, and translate research prototypes into scalable, tested systems. Collaborate with ML engineers, contribute to technical design and estimation, review code, mentor colleagues, participate in hiring, and ensure sensitive data is handled in compliance with residency and privacy requirements.

Develop and maintain ID verification services across Node.js backends, React SDKs and dashboards, Lambda functions, databases, and customer-facing platforms. Design scalable features, optimize performance, write automated tests, review code, mentor engineers, and contribute throughout the software development lifecycle. The role includes modular architecture, microservices, event-driven systems, containerization, Kubernetes, CI/CD, and end-to-end ownership in a hybrid Budapest team.