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Postgresql Database Engineer Jobs in Ontario (NOW HIRING)

HelloFresh

Senior Data Engineer [GROWTH]

Toronto, ON · Hybrid

Senior Data Engineer This is a Hybrid position to our Toronto HelloFresh Headquarters The role The ... Expertise in data modeling, relational databases (e.g., PostgreSQL), object stores (e.g., AWS S3 ...

HelloFresh

Senior Data Engineer [GROWTH]

Toronto, ON · Hybrid

Senior Data Engineer This is a Hybrid position to our Toronto HelloFresh Headquarters The role The ... Expertise in data modeling, relational databases (e.g., PostgreSQL), object stores (e.g., AWS S3 ...

Tabby LLC

We are hiring a Data Engineer for the Data Services Team who will help us create our internal ... Familiar with tech stack as Airflow, Debezium, BigQuery / Clickhouse, PostgreSQL / CockroachDB ...

Data Sentinel

Solution Architect

Ottawa, ON · On-site

... Engineering teams to better our product and our clients experience Skills Required - Docker & Kubernetes deployments - PostgreSQL database and SQL knowledge - Experience with Kafka & Zookeeper - A ...

Data Sentinel

Solution Architect

Ottawa, ON · On-site

... Engineering teams to better our product and our clients experience Skills Required - Docker & Kubernetes deployments - PostgreSQL database and SQL knowledge - Experience with Kafka & Zookeeper - A ...

MSZ Systems

Job Location Downtown Toronto (3 days work from office) As a Senior Java Software Engineer, you ... Experience with databases such as MySQL, PostgreSQL, or MongoDB. Job Responsibilities * Develop ...

Citi

Senior Data Engineer - Python

Mississauga, ON

CA$120K - CA$170K/yr

We are seeking a skilled and experienced Senior Data Engineer with strong Python expertise to join ... Expert-level SQL skills across relational databases (PostgreSQL, Oracle, SQL Server, or MySQL)

Citi

Senior Data Engineer - Python

Mississauga, ON · On-site

CA$120K - CA$170K/yr

We are seeking a skilled and experienced Senior Data Engineer with strong Python expertise to join ... Expert-level SQL skills across relational databases (PostgreSQL, Oracle, SQL Server, or MySQL)

d1g1t

Software Engineer, Reports

Toronto, ON · On-site

Experience working with PostgreSQL or a strong foundation in relational database concepts with the ... Bachelor's degree in Computer Science, Business Administration, Engineering, Mathematics, or a ...

Fitch Solutions

Principal Data Engineer

Toronto, ON · On-site

Fitch Group is currently seeking a Lead/Principal Data Engineer based out of our Toronto office. As ... Production database experience with PostgreSQL (design, optimization, replication) and MongoDB ...

Providius

Software Engineer

Hamilton, ON · On-site

Contribute to improving development workflows, tooling, and overall engineering practices * Debug ... Solid understanding of relational databases (PostgreSQL or similar) * Strong debugging and problem ...

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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.

Senior Software Engineer, AI Authentication (Auth0)

Toronto, ON • Hybrid

Okta
Software Development • 5 - 10K employees
Learn more about Oktaexternal

Full-time

Re-posted 27 days ago

Key responsibilities

  • Build and maintain scalable services using TypeScript, NodeJS, PostgreSQL, or MongoDB.

  • Collaborate with product managers, designers, and engineers to deliver features that improve identity and access for GenAI applications.

  • Write clean, testable, and maintainable code, participate in code reviews and system design discussions.

Okta rating

9.8

Company rating: 9.8 out of 10

Based on 5 frontline employees who took The Breakroom Quiz

Job description

At Okta, we're building the next generation of authentication for the Agentic AI era. We're looking for a Senior Engineer to join our AI Authentication team - a group of product-minded, deeply technical engineers delivering features to define what identity and access mean in a world increasingly powered by artificial intelligence.

This is a great opportunity for an Senior engineer who thrives in collaborative environments, is eager to grow their technical depth, and wants to build scalable systems that solve real-world security problems. Auth0 Emerging Tech is the Engineering organization where we take care of the hottest technology out there: we ship fast, we don't break things. We are a dynamic and collaborative distributed and diverse team. We value ownership, learning and innovation.

We launched our Auth for GenAI offering and we are looking for an Senior Engineer to join us to lead the team taking care of the Identity Protocols parts of the game.

Auth0 works with NodeJS ( Javascript or Typescript), a hint of Go and MongoDB or PostgreSQL databases.

What will you do:

  • Bring expertise in identity and security while building innovative features and standards that will secure the Agentic AI world
  • Build and maintain scalable services using TypeScript, NodeJS PostgreSQL/MongoDB.
  • Collaborate with other product managers, designers, and senior engineers to deliver features that improve identity and access for GenAI applications.
  • Write clean, testable, and maintainable code, and participate in code reviews and system design discussions.
  • Contribute to observability and alerting systems to ensure reliability and performance of our services.
  • Continuously learn and grow by working alongside experienced engineers on complex distributed systems.

Qualifications and requirements

What you'll bring to the role:

  • Solid programming experience with JavaScript/TypeScript and familiarity with NodeJS runtime environments.
  • Practical experience with SQL and NoSQL databases (preferably Postgres and MongoDB).
  • The ability to write well-tested, good quality code.
  • An enjoyment of working in an iterative development environment.
  • The ability to work well with technical and non-technical people to deliver high-value results.
  • Excellence when working autonomously, knowing when to seek help from team members.
  • A systematic problem-solving approach, coupled with strong communication skills and a sense of ownership and drive.
  • Experience and understanding of architecture principles across infrastructure platforms, security, data, integration, and application layers.
  • Experience working on resilient products that can scale.

Bonus points for:

  • Understanding of IAM Concepts
  • Experience with using AI Agents, to better understand the problem space we operate in
  • Experience creating and maintaining public and secure APIs.
  • Curiosity about AI and its intersection with identity and security.
  • Experience working on Identity and Access Management software and concepts
  • Knowledge of observability tools like Datadog, Prometheus, or OpenTelemetry.

#LI-Hybrid
P24773_3426177

What Okta employees say

Pay

Hours and flexibility

Workplace

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