Senior Fullstack Engineer

Description

• We are seeking a Full Stack Developer with expertise in building scalable applications, backend integrations, and AI-driven fraud detection systems.

• Design and develop scalable, user-friendly applications (frontend & backend).

• Build and optimize high-performance query-based services for analytics and reporting.

• Design, integrate, and maintain RESTful/GraphQL APIs with third-party services and internal platforms.

• Implement fraud detection systems using ML models, anomaly detection, and rule-based engines.

• Develop agent-based monitoring for real-time transaction checks.

• Architect and manage relational & NoSQL databases, with a focus on query optimization.

• Apply best practices in data security, identity management, and compliance.

• Using AI models automate the developing process and monitoring things.

• Monitor, debug, and improve applications for speed, scalability, and reliability.

• Work closely with product, design, and security teams for feature rollouts.

Requirements

• Strong experience in JavaScript/TypeScript (Node.js, React/Next.js or equivalent).

• Experience in REST/GraphQL API development & integrations.

• Strong knowledge of databases (PostgreSQL, MongoDB, or similar).

• Prior work with fraud detection, anomaly detection, or ML-driven systems.

• Cloud deployment experience (AWS, GCP, or Azure) and containerization (Docker/Kubernetes).

• Strong problem-solving, debugging, and performance optimization skills.

• Knowledge of stream processing (Kafka, Kinesis,RabbitMq).

• Familiarity with real-time transaction monitoring.

• Experience in DevOps, CI/CD, and observability tools (Grafana, Datadog, etc.).

• Background in fintech/payments/e-commerce fraud systems.

Benefits

• Join at an early stage and be involved in decisions that shape the company’s future and the opportunity to build your own success story

• Take ownership of key aspects of the Klink product development

•!Take a trip with an international team of highly skilled individuals who will always support you on this journey

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