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Junior Database Developer Jobs in Ontario (NOW HIRING)

... databases and APIs. \n \n \n \n \n \n As well as this, the successful Python Developer will ... junior\-senior applicants and for the right senior, there may be the opportunity to progress to ...

... database reliability and functionality. * Mentor junior team members, fostering a culture of ... Hands-on experience with modern DevOps and CI/CD frameworks, utilizing Git workflows (branching ...

... junior and mid-level engineers Collaborate with product, DevOps, QA, and architecture teams ... NoSQL databases (MongoDB, DynamoDB, Redis) Solid knowledge of asynchronous processing and ...

... junior and mid-level engineers Collaborate with product, DevOps, QA, and architecture teams ... NoSQL databases (MongoDB, DynamoDB, Redis) Solid knowledge of asynchronous processing and ...

... database layer, and deployment pipeline. This senior technical role requires you to discover ... Mentor junior engineers on proper standards and techniques to improve their accuracy and efficiency ...

Experience working with Oracle or other relational databases * Proven expertise in performance ... Provide technical leadership and mentorship to junior developers * Ensure adherence to data ...

New

Provide technical leadership to junior engineers through rigorous code reviews, mentorship, and ... databases (e.g., Pinecone, Elasticsearch), multi-agent AI systems with tool calls, and prompt ...

Tune database performance, query efficiency, and cloud consumption, balancing delivery speed ... and DevOps/DataOps practice * Mentor junior engineers and help define how the data engineering ...

New

Collaborate with cross-functional teams including application support, database, and infrastructure teams * Mentor junior developers and promote best practices in development, testing, and deployment

Mentoring junior members of the team. Skills & Experience * BS or MS degree in Computer Science or ... associated with databases and big data: * Big Data (i.e. Hadoop, Hive, BigQuery, Snowflake)

Maintain Oracle database and associated Supply Chain Management (SCM) processes * Assist with ... Experience working in an engineering consulting environment is preferred * Advanced computer skills ...

Staff Software Developer, Full Stack

Toronto, ON · Hybrid

CA$164K - CA$222K/yr

Coach and mentor junior engineers on best practices of software engineering, leveraging AI to ... Experience with Relational Database Design and Implementation. * Interest in building CI/CD ...

We are seeking a motivated and enthusiastic Junior DevOps Engineer to join our team. This is an ... Some knowledge in Node.js or Python, and SQL with familiarity in relational databases * Knowledge ...

Senior Data Engineer

Toronto, ON · On-site

CA$110K - CA$145K/yr

Mentor junior engineers and promote engineering best practices. What You'll Bring: * 8+ years of data engineering experience. * Strong skills in SQL, Python, Airflow, Snowflake, AWS Glue, S3, Lambda ...

Showing results 21-40

Junior Database Developer information

What is the difference between Junior Database Developer vs Database Administrator?

AspectJunior Database DeveloperDatabase Administrator
Required CredentialsTypically a bachelor's degree in computer science or related field; some certifications like Microsoft SQL Server or Oracle are commonSimilar educational background; certifications like Oracle DBA, Microsoft Certified: Azure Database Administrator are often preferred
Work EnvironmentMostly involved in coding, designing, and developing databases; works closely with developers and analystsFocuses on maintaining, backing up, and securing databases; interacts with IT teams and end-users
Employer & Industry UsageUsed in software development companies, tech firms, and organizations with database needsCommon in large enterprises, financial institutions, and healthcare organizations requiring database management

While both roles require knowledge of database systems and similar certifications, Junior Database Developers primarily focus on creating and optimizing databases, whereas Database Administrators handle ongoing maintenance, security, and performance management.

What is a junior database developer?

Junior Database Developers are entry-level professionals who assist in designing, developing, and maintaining databases for organizations. They work under the supervision of senior database developers or administrators, helping with tasks such as writing SQL queries, troubleshooting data issues, and supporting database updates. Their role is crucial for ensuring data integrity, optimizing performance, and supporting the data needs of various departments. Junior Database Developers often collaborate with software developers and IT teams to implement database solutions. This position is typically suited for recent graduates or individuals with some programming and database experience.

What are the typical challenges a junior database developer might face when starting out?

As a Junior Database Developer, you may find it challenging to work with unfamiliar database management systems, optimize queries for performance, and understand complex data models. Adapting to a team environment, where you collaborate closely with senior developers, data analysts, and software engineers, is also common. Additionally, learning best practices for data security and consistency can be demanding, but overcoming these challenges provides valuable experience and growth opportunities.

What skills and qualifications are needed to thrive as a junior database developer?

To thrive as a Junior Database Developer, you need a solid understanding of database concepts, SQL programming, and a relevant degree in computer science or a related field. Familiarity with database management systems like MySQL, SQL Server, or Oracle, as well as version control tools such as Git, is typically required. Strong analytical thinking, attention to detail, and effective communication skills help you troubleshoot issues and collaborate with team members. These skills and qualifications are crucial for building reliable databases, ensuring data integrity, and supporting organizational data needs.
What are the most commonly searched types of Database Developer jobs in Ontario? The most popular types of Database Developer jobs in Ontario are:
What cities in Ontario are hiring for Junior Database Developer jobs? Cities in Ontario with the most Junior Database Developer job openings:
Infographic showing various Junior Database Developer job openings in Ontario as of August 2026, with employment types broken down into 86% Full Time, 8% Part Time, and 6% Contract. Highlights an 87% Physical, 4% Hybrid, and 9% Remote job distribution.

Full-time

Re-posted 6 days ago


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\n Our client, an industry leading company, is looking for a talented Python Developer to develop, design and maintain functionality across the backend systems, including the core functionality, databases and APIs.<\/span>
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\n As well as this, the successful Python Developer will contribute to the product architecture, working alongside the other engineers to ensure delivery of excellent functionality.<\/span>
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\n They know what it takes to deliver best\-in\-class products and they won't settle for average.<\/span>
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\n All of the company founders describe themselves as technology enthusiasts. They have been building out a high calibre team using the latest methodologies to build world\-class software.<\/span>
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\n In this role, the successful Python Developer will work on a critical component of the company's software, rapidly iterating on functionality to create impactful features for their user base.<\/span>
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\n You will be involved in developing all aspects of the application, from writing database queries to developing the REST API to serve the application's frontend.<\/span>
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\n The Ideal Candidate Will Have<\/u><\/b>
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  • 4+ years Python experience \- experience writing web applications
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  • Commercial Django experience
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  • Experience with Frontend technologies including JavaScript, HTML, CSS, React beneficial
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  • Experience with agile development methodologies
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  • Brownie points for experience using ORMs \/ SQL and accessing databases from Python
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  • Docker and AWS experience advantageous
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    \n The company have the potential to hire two developers and therefore are open\-minded when it comes to commercial experience.<\/span>
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    \n Applications are welcome from junior\-senior applicants and for the right senior, there may be the opportunity to progress to Tech Lead.<\/span>
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