Real-Time Data Engineer Lead (Flink/Kafka) – Hybrid Porto

Lùkla Portugal; Porto; Hybrid; EUR 70,000 - 95,000; Full time

Job summary

Lùkla Portugal in Porto is seeking a Senior/Lead Data Engineer to build real-time streaming pipelines using Flink and Kafka, and to own data products end-to-end. You will design APIs, drive AWS-based deployments, and contribute to production support and governance.

The role requires strong hands-on experience with streaming data, microservices, and cloud security, with hybrid Porto-based work three days on site. English fluency is essential.

Qualifications

• Strong hands-on experience with Apache Flink and Apache Kafka.
• Production experience with AWS data and application services.
• Good knowledge of APIs, microservices, event-driven systems and schema management.
• Experience with CI/CD, testing, observability and cloud security.
• Fluent English (international technical and business teams).

Responsibilities

• Build real-time and batch pipelines with Apache Flink and Apache Kafka.
• Develop event-driven microservices, REST APIs and OpenAPI specifications for data consumers.
• Work with AWS: MSK, Kinesis, Managed Service for Apache Flink, Lambda, API Gateway, ECS/EKS, S3, IAM.
• Put in place data quality, schema management, validation and automated tests.
• Set up CI/CD (GitLab CI, GitHub Actions) and observability (CloudWatch, Prometheus, Grafana, OpenTelemetry).
• Support production: incidents, performance and root-cause analysis.
• Write technical designs, API documentation and runbooks, and review peers’ work.

Skills

Apache Flink

Apache Kafka

AWS

API design

Microservices

CI/CD

Observability

OpenTelemetry

English

Tools

MSK

Kinesis

OpenAPI

CloudWatch

Prometheus

Grafana

GitLab CI

GitHub Actions

ECS/EKS

Job description

Lùkla Portugal in Porto is seeking a Senior/Lead Data Engineer to build real-time streaming pipelines using Flink and Kafka, and to own data products end-to-end. You will design APIs, drive AWS-based deployments, and contribute to production support and governance.

The role requires strong hands-on experience with streaming data, microservices, and cloud security, with hybrid Porto-based work three days on site. English fluency is essential.