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Postgresql Database Engineer Jobs in Ontario (NOW HIRING)

Morningstar, Inc.

AI Engineer

Toronto, ON · On-site

CA$106K/yr

Weoperatewith a strong engineering culture: we question assumptions, prioritize impact over process ... Experience with relational databases such as PostgreSQL or MSSQL * Familiarity with cloud platforms ...

DAT

Principal Software Engineer

Mississauga, ON

Experience with cloud platforms (Azure, AWS) and databases (SQL Server, MySQL, PostgreSQL) * API ... Proficiency with DevOps practices and tools * A working knowledge of application security and ...

Morningstar

AI Engineer

Toronto, ON · On-site

CA$106K/yr

Weoperatewith a strong engineering culture: we question assumptions, prioritize impact over process ... Experience with relational databases such as PostgreSQL or MSSQL * Familiarity with cloud platforms ...

Basetwo

Software Engineer, Full Stack

Toronto, ON · On-site +1

Basetwo provides manufacturing engineers with a low code AI platform that helps them troubleshoot ... Production experience with SQL and database design using PostgreSQL, MySQL or similar * Strong ...

Dabadu

Senior Back End Engineer

Kitchener, ON · On-site

SQL Databases: Extensive experience with relational databases such as PostgreSQL, MySQL, or MS SQL Server. Knowledge of database normalization, indexing strategies, and performance tuning. NoSQL ...

Prophix

Senior Full-Stack Engineer

Etobicoke, ON · On-site

Write efficient, correct data-access code against AWS Aurora Serverless (PostgreSQL), applying a ... capacity database behaviour. * Build and consume event-driven integrations using AWS SQS via ...

Tubi

Senior Software Engineer (Rust)

Toronto, ON · On-site

Familiarity with relational and non-relational databases (e.g., PostgreSQL, DynamoDB, Redis, Clickhouse, etc.). * Strong alignment with engineering craftsmanship - testing, documentation, reliability ...

ShyftLabs

AI Engineer Intern

Toronto, ON · Hybrid

CA$20 - CA$30/hr

We are looking for an AI Engineer Intern interested in building production-ready AI agents and ... Experience with graph databases such as Neo4j. * Knowledge of PostgreSQL, Redis, Docker, Kubernetes ...

d1g1t

Senior Software Engineer, Backend

Toronto, ON · On-site

Design, build, test, deploy, and maintain backend features using Python, Django, PostgreSQL, and ... and database layers. * Identify performance bottlenecks and implement practical, scalable ...

d1g1t

Senior Software Engineer, Backend

Toronto, ON · On-site

Design, build, test, deploy, and maintain backend features using Python, Django, PostgreSQL, and ... and database layers. * Identify performance bottlenecks and implement practical, scalable ...

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Postgresql Database Engineer information

What is a PostgreSQL database engineer?

A PostgreSQL Database Engineer is a technology professional who specializes in designing, implementing, maintaining, and optimizing databases using the PostgreSQL relational database management system. Their responsibilities include database schema design, performance tuning, security management, data backup and recovery, and ensuring high availability. They work closely with developers and system administrators to support application requirements and maintain data integrity. PostgreSQL Database Engineers play a critical role in organizations that rely on robust data storage and management solutions.

What are some common challenges faced by PostgreSQL database engineers when optimizing database performance?

PostgreSQL Database Engineers often encounter challenges such as managing query performance bottlenecks, optimizing indexing strategies, and balancing workloads across multiple databases. Large datasets and complex queries can sometimes result in slow response times, requiring engineers to analyze query plans and adjust configurations accordingly. Additionally, ensuring data consistency and high availability in distributed environments can be demanding, especially when working with replication and backup strategies. Collaboration with developers and system administrators is crucial to address these challenges effectively and maintain optimal database performance.

What are the key skills and qualifications needed to thrive as a PostgreSQL database engineer, and why are they important?

To thrive as a PostgreSQL Database Engineer, you need strong expertise in SQL, database design, performance tuning, and a solid understanding of PostgreSQL architecture, often supported by a degree in computer science or a related field. Familiarity with tools like pgAdmin, backup and replication utilities, and relevant certifications such as the EDB PostgreSQL Associate are highly valuable. Attention to detail, problem-solving abilities, and effective communication skills help you excel in managing data integrity and collaborating with development teams. These competencies are essential to ensure reliable, optimized, and secure database environments that support critical business operations.

What is the difference between Postgresql Database Engineer vs Database Administrator?

AspectPostgresql Database EngineerDatabase Administrator
Primary FocusDesigning, developing, and optimizing PostgreSQL databasesMaintaining, securing, and ensuring the performance of databases
Skills & CertificationsSQL, PostgreSQL expertise, scripting, performance tuningDatabase management, backup/recovery, security protocols
Work EnvironmentDevelopment teams, data engineering projectsIT operations, support teams, enterprise environments

While both roles involve working with databases, a PostgreSQL Database Engineer primarily focuses on designing and optimizing PostgreSQL databases, whereas a Database Administrator handles ongoing maintenance, security, and performance management. The roles often overlap but serve different stages of the database lifecycle.

What are popular job titles related to Postgresql Database Engineer jobs in Ontario?

For Postgresql Database Engineer jobs in Ontario, the most frequently searched job titles are:

What job categories do people searching Postgresql Database Engineer jobs in Ontario look for?

The top searched job categories for Postgresql Database Engineer jobs in Ontario are:

Postgresql Database Engineer jobs near you
Infographic showing various Postgresql Database Engineer job openings in Ontario as of August 2026, with employment types broken down into 82% Full Time, 13% Part Time, and 5% Contract. Highlights an 86% Physical, 5% Hybrid, and 9% Remote job distribution.

Java Backend Developer

Mississauga, ON • On-site

Sapsol Technologies Inc
IT Services • 11 - 50 employees
Learn more about Sapsol Technologies Incexternal

Full-time

Re-posted 13 days ago

Job description

Key Responsibilities
  • Design, develop, and maintain backend services using Core Java and Spring Boot
  • Build and manage Microservices-based architecture
  • Develop and consume RESTful APIs
  • Work with SQL and/or NoSQL databases for data storage and retrieval
  • Collaborate with frontend developers, DevOps teams, and stakeholders
  • Optimize application performance, scalability, and security
  • Participate in code reviews, testing, and deployment processes
  • Troubleshoot and resolve production issues
Required Skills
  • Strong experience in Core Java
  • Hands-on expertise in Spring Boot
  • Experience with Microservices architecture
  • Solid understanding of REST API development
  • Experience with SQL (MySQL, PostgreSQL) and/or NoSQL databases (MongoDB, Cassandra)
  • Good understanding of data structures and algorithms
  • Familiarity with Git and version control systems
Preferred Skills (Nice to Have)
  • Experience with cloud platforms (AWS/Azure)
  • Knowledge of Docker / Kubernetes
  • Exposure to CI/CD pipelines (Jenkins, GitHub Actions)
  • Understanding of security best practices (OAuth, JWT)

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