CareerPlanGet AI match score →

Senior Backend Engineer

Lisbon💼 Full-time💰 $50,000–$50,000🗓 2026-07-13 → 2026-07-31

Core

Designing and building scalable backend systems and machine learning platforms for real-time fraud detection and risk intelligence in the FinTech sector.

Role type

Senior Backend Engineer (FinTech)

Builds

Real-time fraud detection systems, risk intelligence platforms, and scalable data processing pipelines.

Domain

FinTech, E-commerce, Machine Learning Infrastructure

Deliverable

production ML models | product features | infrastructure

Required skills

Scala, Java, SQL, NoSQL, Apache Spark, Kafka, Docker, Kubernetes, CI/CD, system architecture design, code review, mentoring

Preferred skills

Stream application development, AI tool proficiency

Technologies

Scala, Node.js, AWS, Kafka, Docker, Kubernetes, Spark, Aerospike

Responsibilities

Conceptualize and develop highly scalable architectures for machine learning systems; Engage with large-scale projects encompassing real-time and batch jobs; Execute daily code deployments to production; Play an important role in the end-to-end development of products; Collaborate closely with engineering and product management teams to ideate, design, and implement new features.

Seniority

Senior, hands-on IC with mentoring responsibilities

Sourced via greenhouse · Listed on CareerPlan, which tracks 70,000+ jobs from 20+ sources.
Apply on Greenhouse ↗