Senior Data Engineer.

Data Engineering & Architecture

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Senior Data Engineer: our view in 3 lines...

The Role:This role is for a senior data engineer building and maintaining PostgreSQL databases, aggregation pipelines, and public API data services for a high-scale app marketing platform.
The Person:The person will maintain and expand databases and data pipelines, optimize queries, build PostgreSQL custom extensions, and improve the architecture and processes behind a high-scale API.
Requirements:The ideal candidate has proven experience with high transactional PostgreSQL databases, Go or Python, Ansible, git, observability tools, C, SQL, and PL/pgSQL.

About the role

Adjust, an AppLovin (NASDAQ: APP) company, is trusted by marketers around the world to measure and grow their apps across platforms, from mobile to CTV and beyond. Adjust works with companies at every stage of the app marketing journey, from fast-growing digital brands to brick-and-mortar companies launching their first apps. Adjust’s powerful measurement and analytics solutions provide visibility, insights and essential tools that drive better results.

Make an Impact/ The role:

As a Senior Data Engineer (PostgreSQL development), you will be developing and maintaining databases, aggregation pipelines and extensions for public API directly used by our clients and our internal products. This is a highly scalable product! The API is querying and serving ~5m/req/day from databases distributed over 182 servers. You will be working in a cross-functional team focusing on offering a fast and customer focused experience to our clients.

Empower Your Potential/ Responsibilities:

Improve and optimize our architecture and suggest improvements to current processes and structures
Willingness to research and propose cutting edge solution to provide better customer experience
Maintain and expand our database management tools
PostgreSQL maintenance on a very high transaction rate
PostgreSQL custom extensions building and maintaining (C, SQL, PL/pgsql)
Maintain and develop data pipelines (C, Go, Ruby, SQL, PL/pgsql)
Database query development and optimization

Bring Your Knowledge/ Experience & Qualifications:

Proven track record as a Data Engineer for high transactional PostgreSQL databases
Knowledge or willingness to learn Go/Python
Knowledge of any Infra management tools (preferably Ansible)
Knowledge of version control system (git)
Knowledge of observability tools
Familiarity with C is a plus
Solid research skills

More details about our company culture and perks can be found on our career page.

Interested? Let’s Talk!

We understand that imposter syndrome may sometimes hinder exceptional candidates from applying. So, don't hold back—apply with confidence! We're excited to hear from you and can't wait to chat!

Equal opportunity employer

Adjust is proud to be an equal opportunity employer. We champion a diverse and inclusive culture in all of our offices around the globe. We understand that all candidates are individuals with unique backgrounds and talents. At Adjust, we assess candidates on qualifications, merit and business needs. We do not discriminate based upon race, color, ancestry, religion, sex, national origin, sexual orientation, age, citizenship, marital status, disability, gender identity, veteran status or other applicable legally protected characteristics. If you see a position that excites you, please apply! We would love to have you join us in our mission to build a global tech company where we're all proud to belong to.

To support an efficient and fair hiring process, we may use technology-assisted tools, including artificial intelligence (AI), to help identify and evaluate candidates. All hiring decisions are ultimately made by human reviewers.

Please read our Candidate Privacy Policy to learn more about how Adjust processes your personal information.

Published August 25, 2026

Location Berlin, Germany

Category Data Engineering & Architecture

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