np. Python, Warszawa, Startup

Database Administrator (PostgreSQL)

location-pointer-icon Warszawa

Welltech is looking for a skilled Database Administrator (PostgreSQL) who is dreaming of developing an ambitious payments product from scratch and wants to be part of a great team of professionals

Here at Welltech we create Mobile and Web applications for the Health & Fitness category. The company is currently in the world’s TOP-3 (H&F) in terms of sales revenue

Grow with us:

  • 5+ years on the global market
  • 500+ professionals (over the past year we have grown 2 times)
  • 5+ mobile applications
  • 200M+ downloads
  • Our applications are sold all over the world with a focus on the USA, Latin America, Europe, and we are actively entering the Asian markets

Challenges you'll meet:

  • Provision PostgreSQL instances, both in clustered and non-clustered configurations, per country
  • Develop and support PostgreSQL database infrastructure of high volume transaction and highly available infrastructure
  • Review existing configurations and installations and provide design decisions for improvements to platform environments
  • Design and implement redundancy and HA strategies including read replicas
  • Design and implement backup/restoration strategies per data retention requirements
  • Develop appropriate corrective actions to resolve production data issues
  • Develop and support archive database concepts
  • Be part of DevOps team processes for builds and deployments
  • Maintain database security and auditability
  • Analyze and improve database performance
  • Assist with design and development of new database objects (tables, views, triggers, functions, etc.)
  • Collaboration with Development, QA, ETL/ELT, Security teams
  • Provide best practice guidance to the development team with regard to database design and usage
  • Perform production level support and be part of the on call rotation when required

Your professional qualities:

  • 4+ years of experience working with DBs
  • Deep knowledge in PostgreSQL databases — physical/logical database design, security model, HA/DR, clustering, replication, encryption, data types,  performance optimization, DBA, monitoring, and application design/development
  • Solid understanding of relational theory
  • Solid knowledge of SQL
  • Hands-on experience with AWS RDS
  • Experience in Ansible, Terraform, CI/DC solutions is an advantage
  • Knowledge of Hibernate/MyBatis ORM related issues would be good
  • Experience in information security is nice-to-have: PCI compliance process, internal security audits
  • Taking full responsibility for the results of own work
  • Great communication and collaboration skills
  • English — Intermediate+, both written and spoken

In our team we value:

  • Sociability. Team update, regular communication with the working group on current projects in written (chats) and verbal formats (stand-ups and other meetings). Openness to communication. Ability to formulate tasks clearly and concisely
  • Results orientation. Willingness to bring your tasks in line with the team and company global goals, to implement the necessary changes
  • Responsibility. Attention to details, autonomy, willingness to take on obligations and comply with agreements
  • Proactivity. The ability to set goals and achieve them. Creating opportunities without waiting for them to appear
  • Orientation to development and self-learning, interest in new technologies. A constant desire to learn and develop your skills, gain new experience

Check out some of our products:

Candidate journey:
⭕️ Intro call ----> ⭕️ Interview ----> ⭕️ Final interview

We offer a fair level of compensation that will be appropriate for the candidate’s expertise and level

Welltech is not only about great benefits but also about great culture. All our specialists are offered incredible opportunities for professional and career growth, flexible work environments, and the ability to suggest ideas and drive changes

You would have a chance to develop and implement your own ideas, as well as to make the world a better place!

50 - 100

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