Database Engineer

LUZA Group • English: C1 • SQL • C# • 1 day ago

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Salary

≈ $38k – $90k per year (Estimated)

Location

Hybrid (Lisbon, Portugal)

Employment

Full-Time

Confirmed on the employer's own hiring board on Oct 3, 2026. First seen by Alion on Oct 2, 2026.

Overview

Company

Impact

Profile match

LUZA Group

luzagroup.com • Lisbon • São Paulo • Contagem • Porto • Viana do Castelo

Tech stack of LUZA Group

Sobre a vaga

Syffer is looking for a Database Engineer to work together with expert teams on projects of large magnitude and intensity. The role involves designing relational database schemas aligned with scalable SaaS architectures and optimizing complex SQL queries.

O que vais fazer

Design and evolve relational database schemas aligned with scalable SaaS architectures
Optimize complex SQL queries and their execution plans
Define and continuously improve indexing strategies
Diagnose performance bottlenecks, deadlocks, and concurrency issues
Monitor and tune high-load transactional systems
Collaborate in CI/CD processes and database deployments
Support cloud and Linux database environments
Contribute to reliability, backup, and disaster recovery strategies
Hybrid work model

O que é pedido

Strong experience in Microsoft SQL Server, including knowledge of the database engine
Advanced SQL skills, with a focus on query optimization and performance
Deep understanding of indexing strategies and execution plans
Proven experience in analyzing and resolving performance issues in production
Strong knowledge of transactions, concurrency, and isolation levels
Experience with large volumes of data and high-load systems
Familiarity with databases running on Linux environments
Fluent in english

Valorizado

Experience with MySQL, PostgreSQL, or Amazon Aurora
Knowledge of replication and read replica strategies
Experience with AWS (RDS, Aurora, EC2)
Familiarity with .NET Core and .NET Framework ecosystems
Experience with Entity Framework / EF Core and ORM optimization
Understanding of multi-tenant SaaS architectures
Experience with containerized database environments (Docker)

O que é oferecido

Wage according to candidate's professional experience
Remote Work whenever possible
Delivery of work equipment adjusted to the performance of functions
Benefits plan
And others

Resumo organizado por IA a partir do anúncio original. Confirma os detalhes no site da empresa.

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