Tech Lead – Data Engineering

InnoTech; Porto; On-site; EUR 70,000 - 100,000; Full time

Benefits offered by this job

Mental health support

25 days vacation

Birthday day off

Pet bereavement day

Team events

Annual company parties

InnoSports initiatives

Job summary

InnoTech in Porto is seeking a Tech Lead – Data Engineering to drive the design, development and operation of real-time data products across ingestion, processing and production APIs. You will build scalable, event-driven architectures using Apache Flink, Apache Kafka and AWS services, ensuring reliability, security and observability of data products.

The role requires 10+ years in data engineering, strong hands-on experience with Flink/Kafka and AWS, and excellent English.

Qualifications

• 10+ years of data engineering experience with real-time systems.
• Hands-on with Apache Flink and Apache Kafka.
• Extensive AWS experience (MSK, Kinesis, S3, Lambda, API Gateway).
• Experience building REST APIs, microservices, CI/CD, and observability.
• Knowledge of data governance, security (OAuth2/OIDC), and SLA.
• Excellent English; CPLP nationality or EU work permit required.

Responsibilities

• Lead design, development and operation of real-time data products across ingestion, processing and production APIs.
• Build and evolve scalable, event-driven data architectures using modern AWS services.
• Ensure reliability, data quality, security, observability and performance of data products.
• Drive architectural decisions, code reviews and engineering best practices across the team.
• Collaborate with engineers and stakeholders to translate requirements into robust solutions.

Skills

Flink & Kafka

AWS services

Real-time streaming

REST APIs & microservices

CI/CD & observability

English proficiency

EU work permit / CPLP

Education

BSc/MSc in CS/Engineering

Job description

A Company you will be happy to grow with!

At InnoTech, it´s all about connecting people with business through technology.
We truly care about you, your happiness, and your well-being. We look for passionate people who are eager to learn, evolve, and grow with us - because growth is in our DNA. This commitment has been consistently recognized: we are proud to be a Great Place to Work for five consecutive years, to be one of the Best IT Companies in Portugal, and to be recognized as a Best Workplace Wellbeing. We are also proud to hold ISO 27001 and ISO 9001 certifications, reinforcing our commitment to information security, quality, and continuous improvement.
For us, sustainability is not just a buzzword. Integrity, social responsibility, and people-first values guide everything we do. Join our team of 180+ InnoTechers and bring your talent as a Tech Lead – Data Engineering.

Your Mission Will Be

• Lead the design, development and operation of real-time data products, covering the entire lifecycle from data ingestion and processing to production APIs;
• Build and evolve scalable, event-driven data architectures using Apache Flink, Apache Kafka and modern AWS services;
• Ensure data products meet high standards of reliability, data quality, security, observability and performance;
• Drive technical decisions, architecture discussions, code reviews and engineering best practices across the team;
• Collaborate with engineers and business stakeholders to translate complex requirements into robust technical solutions and support continuous improvement.

You Will Need

• At least 10 years of professional experience in Data Engineering, including proven experience delivering real-time data solutions in production;
• Strong hands-on expertise in Apache Flink, Apache Kafka, streaming pipelines, event-driven architectures and schema management;
• Solid experience with AWS services, particularly MSK, Kinesis, Managed Service for Apache Flink, Lambda, API Gateway, ECS/EKS and S3;
• Experience developing REST APIs, OpenAPI specifications and microservices, alongside CI/CD, automated testing and observability tools;
• Knowledge of data governance, security practices (OAuth2/OIDC), production operations and SLA management, proficiency in English, and CPLP nationality or an EU work permit is required to facilitate employment.

Would Be Awesome If You Have

• Experience with monitoring and observability solutions such as CloudWatch, OpenTelemetry, Prometheus and Grafana;
• Strong knowledge of performance optimisation, incident management, root-cause analysis and continuous delivery;
• Experience defining technical standards, conducting architecture and code reviews, and mentoring engineering teams;
• Familiarity with both real-time streaming and batch data processing workloads;
• BSc or MSc in Computer Science/Engineering, Information Technology, or related fields.

What We Offer

• Health-focused partnerships, including free mental health support;
• 25 days of vacation, including your birthday, Carnival, and a bridging day between Christmas and New Year;
• Half a vacation day on your children's birthday and a school supplies voucher;
• Petsitting partnerships and a pet bereavement day;
• Regular team buildings, four annual company parties, game nights, and social events;
• InnoSports initiatives (football, marathons, and more);
• Events focused on sustainability and social responsibility actions.

Are you convinced? Come see it for yourself.

Join our Top-Notch Team!