Senior Database Engineer: Elasticsearch & NoSQL Expert

Blip.pt; Porto; Presencial; EUR 55 000 - 75 000; Tempo integral

Vantagens oferecidas por esta oferta de emprego

Amazing perks & benefits

Resumo da oferta

Blip.pt is seeking a Senior Database Engineer to join a distributed team across the US, UK and Portugal. You will own the stability, scalability and performance of our database estate including Cassandra, Elasticsearch, PostgreSQL and MySQL, with focus on Elasticsearch excellence and cross-training on multiple technologies.

You will design scalable clusters, tune performance, implement indexing strategies and ensure data security while collaborating with DevOps, engineers and product teams to

Qualificações

• 5+ years experience as a Database Engineer or similar role.
• In-depth knowledge of NoSQL and SQL clustered databases (Cassandra, Elasticsearch, PostgreSQL).
• Expertise in Elasticsearch with Cassandra background.
• Design and implement scalable Elasticsearch clusters to support high-traffic, data-intensive applications.
• Monitor, troubleshoot, and tune Elasticsearch performance, including query optimization, shard management, and cluster scaling
• Develop and maintain indexing strategies, mappings, and search schemas that optimize performance.
• Ensure data security and compliance by managing access control, encryption, and data retention policies.
• Evaluate and implement new technologies and best practices to enhance data reliability and scalability.
• Background in data modelling, database design and performance optimization.
• Knowledge of Linux (Amazon Linux and Rocky).
• Shell Scripting (essential), Python (extremely good to have), Java (good to have).
• Knowledge of AWS technologies and cloud-based CLIs;
• Experience with diagnostic log aggregation software such as DataDog;
• Experience working with automation software such as Ansible;
• Ability to define and implement replication and redundancy policies;
• Experience with high concurrency/transactional/available systems;
• Product Evaluation - Ability to identify the need for, evaluate, compare and benchmark potential new software products.

Responsabilidades

• Elasticsearch Design and Tuning - Optimize indexes, sharding, and document modeling;
• Database Administration (e.g., Cassandra, Elasticsearch, PostgreSQL);
• Review of existing implementation and development of new implementations as needed;
• Installation and Configuration management;
• Availability Planning - Systems need to be available 24x7;
• Monitoring and Alerting;
• Infrastructure Planning and Sizing - decide when to add a node to a cluster versus increase resources;
• Query Tuning;
• Planning and Troubleshooting - collaborate with engineers across teams;
• Automation - write programs/scripts to avoid manual repetition;
• Coach and mentor other engineers to implement high-quality solutions;
• Participate in on-call support rotation.

Conhecimentos

Elasticsearch

Cassandra

PostgreSQL

Shell scripting

Python

Java

AWS

DataDog

Ansible

Linux

Ferramentas

Informix

MySQL

Elasticsearch

PostgreSQL

AWS CLI

Descrição da oferta de emprego

Blip.pt is seeking a Senior Database Engineer to join a distributed team across the US, UK and Portugal. You will own the stability, scalability and performance of our database estate including Cassandra, Elasticsearch, PostgreSQL and MySQL, with focus on Elasticsearch excellence and cross-training on multiple technologies.

You will design scalable clusters, tune performance, implement indexing strategies and ensure data security while collaborating with DevOps, engineers and product teams to