Database Developer

18 hours ago

Melbourne Victoria Australia Skillfield Full time $120,000 - $180,000 per year

About Skillfield

Skillfield is a specialist technology consultancy operating at the intersection of cyber, data and AI. We partner with enterprise clients to protect, transform and empower their organisations with forward-thinking solutions. Our reputation is built on outcomes, not effort.

Contract: 9 months, with potential for extension

Location: Hybrid (Melbourne-based)

What You'll Do

  • Design, implement, and optimise database structures, tables, views, and materialised views in PostgreSQL.
  • Analyse, tune, and refactor complex SQL queries for performance and maintainability.
  • Create efficient CTEs (including recursive CTEs) and PL/pgSQL functions, especially for recursive and hierarchical data structures (e.g. organisational hierarchies).
  • Review and enhance existing schemas and data models to align with best practices for scalability and performance.
  • Collaborate with existing Developers and DBAs to implement indexing, partitioning, caching, and query execution improvements.
  • Support and mentor the current database team, promoting modern, consistent, and maintainable design and development practices.
  • Contribute to PostgreSQL deployment, configuration, and performance monitoring as needed.
  • Troubleshoot database issues and identify root causes related to performance, design, or data integrity.

Core Technical Skills

  • Strong SQL and PL/pgSQL development experience.
  • Deep understanding of PostgreSQL internals — storage, query planning, execution, and indexing strategies.
  • Practical experience with recursive queries and hierarchical data models.
  • Solid grounding in database design and normalisation, with an eye for practical performance optimisation.
  • A solid working knowledge of PostgreSQL installation, configuration, and maintenance
  • Familiarity with query profiling and tuning tools (e.g. EXPLAIN, ANALYZE, pg_stat_statements).
  • Experience with schema refactoring, indexing strategy, and data access performance improvements.
  • Ability to work independently, identify opportunities for optimisation, and communicate improvements clearly to peers.

What You'll Bring

  • A passion for mentoring and uplifting team capability
  • Comfort working in collaborative environments with minimal supervision
  • Curiosity and a proactive approach to learning new technologies and practices
  • Desire to build high-performing, maintainable, and elegant database solutions

Why Join Skillfield?

  • Be part of a team serious about doing work that matters
  • Join a culture that values clarity, autonomy and shared success
  • Enjoy flexibility, support, and performance-based recognition

Ready to make a measurable impact?

Apply now and help us deliver impact that matters.

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