Data Engineer

• Position: Data Engineer

• Salary ranges: up to 29 000 PLN, B2B

• Location: hybrid- Warsaw

Join our client — an innovative EdTech company revolutionizing the way students learn math! Their interactive platform empowers learners to strengthen their problem-solving skills through hands-on exercises and step-by-step reasoning. Teachers can easily assign tasks, track progress in real time, and give instant, meaningful feedback.

The platform focuses on nurturing mathematical thinking, not just correct answers — helping students truly understand the why behind every solution.

We’re now looking for a talented Data Engineer to join this mission and help shape the future of math education!

Responsibilities:

• Set up and configure Amazon Kinesis Data Streams / Firehoses

• Design and implement Apache Flink jobs for real-time data processing

• Optimize performance, scaling, and fault tolerance of streaming pipelines

• Integrate with downstream AWS services

• Implement monitoring, logging, and alerting (CloudWatch / Prometheus / Grafana)

• Provide documentation

Requirements:

• Proven experience with Apache Flink in production (stateful stream processing, checkpoints, event time, windowing).

• Strong background in AWS Kinesis (Data Streams, Firehose, Kinesis Analytics)

• Proficiency in Java for Flink job development.

• Hands-on experience with AWS cloud infrastructure.

• A proactive attitude, with the ability to thrive in a fast-paced, collaborative and growing startup environment

• Confident English – you can easily communicate complex technical concepts

The offer:

• Salary up to 29,000 PLN/month (+VAT) depending on seniority

• 26 days of leave covered by a yearly bonus

• Long-term incentive plan

• 10 days of paid sick leave

• Yearly team meetups with all the people in the company ✈️

• Great Warsaw office – full floor just for us with snacks, drinks, and top-tier coffee ☕

• Multisport Plus card

• Table football and chill board game nights with pizza & beer 🍕🍻

• Occasional movie nights 🎬