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Aiven

Fullstack Software Engineer, Kafka

Aiven · Helsinki, Uusimaa, Finland

Posted 16 days ago

or apply directly on Aiven's site. We never take the application ourselves.

Is this posting real?

This role has been open
16 days
Aiven's roles stay open a median of 45 days
Reposted
No
Salary listed
No
5% of Aiven's roles list one
Ghost-job risk at Aiven
high
28 stale, 2 reposted of 39 open
Hiring momentum
49 roles opened in the last 90 days
↑ up vs. the prior 90 days
Last confirmed on the employer's board
2026-09-17

Measured from postings appearing on and disappearing from Aiven's own greenhouse board since 2026-08-03. Full hiring picture for Aiven.

About this role

As a Fullstack Software Engineer on the Kafka Ecosystem team, you will be responsible for building features end-to-end, focusing primarily on Python while also contributing to React interfaces. Your work will involve extending and maintaining Karapace, managing the connector ecosystem, participating in design and code reviews, and resolving production issues across the stack. You will have the opportunity to own features from design to deployment and utilize AI coding tools to enhance your development process.

Our read on this posting3.2out of 5
benefits
3/5
freshness
4/5
career value
4/5
role clarity
5/5
pay transparency
0/5

Scored from the posting itself — how clearly the role is described, how much it says about pay and benefits, and how recently it was listed. Not a judgement of Aiven as an employer.

What you need

  • Strong Python skills with async/await patterns
  • Full-stack ability with React/TypeScript
  • Understanding of distributed systems fundamentals
  • Familiarity with schema formats and evolution (Avro, JSON Schema, Protobuf)
  • Linux fundamentals for process management and debugging
  • Fluent in AI-assisted development using coding tools

Nice to have

  • Hands-on Apache Kafka experience
  • Experience with Kafka Connect and connector development
  • Prior open-source contributions
  • Experience with public clouds (AWS, GCP, Azure)
  • Working Java knowledge

What you get

  • Participate in Aiven’s equity plan
  • Hybrid work policy
  • Choose your own equipment
  • Professional Development Plan budget for learning opportunities
  • Holistic wellbeing support through Employee Assistance Program
  • Global Time Off Commitment including Parental and Sick Leave

Worth weighing

  • No salary listed
  • Hybrid work model requires 3 days in the office per week
  • Role involves both backend and frontend responsibilities which may appeal to full-stack developers

Summarised from Aiven's posting. Read the full original.

Listed by Aiven on their greenhouse job board, last confirmed open on 2026-09-17. PitchMeAI is not the employer.

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