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Database Developer Contract Jobs in Ontario (NOW HIRING)

Crowdlinker

React Native Developer (Remote, Open Roster Contractor Opportunity) Please note: this is an open ... Experience working with SQL databases (PostgreSQL/MySQL) ans NoSQL databases (MongoDB, DynamoDB ...

Crowdlinker

Full Stack Developer (Remote, Open Roster Contractor Opportunity) Please note: this is an open ... Experience working with SQL databases (PostgreSQL/MySQL) ans NoSQL databases (MongoDB, DynamoDB ...

StackandCo

This is for a project due to kick off in March and is a daily rate contract position \- fully ... Familiarity with Relational Databases and MS Entity Framework \n \n \n \n \n \n

Pacer Group

GenAi Developer

Toronto, ON · Hybrid

Contract Duration: 12 Months Domain: BFSI Pay Rate: CAD 60-65/hour Incorporated Application ... Strong understanding of Large Language Models (LLMs), transformers, embeddings, vector databases ...

StackandCo

Senior Python Developer

Galway, NY

... month contract with a strong likelihood to extend. \n \n \n \n \n \n They are offering great ... Strong knowledge of database, including both SQL and NoSQL \n * Experience building REST APIs and ...

Pelmorex

GIS Developer, 6 Month Contract

Oakville, ON · Hybrid

Strong knowledge and technical experience with relational database management systems, big data ... Core Programming Languages: Experience with: * .NET, C#, ASP.NET, MVC/Core. * Python and the ArcGIS ...

Source Code

RQ11153 - Sr. Software Developer

Toronto, ON

CA$88.54 - CA$106.25/hr

RQ11153 - Sr. Software Developer 9+ month contract (186 business days) - possible extension ONSITE ... databases & structured SQL-based query languages. · Extensive hands-on experience working with an ...

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Database Developer Contract information

What are the key skills and qualifications needed to thrive as a Database Developer Contractor, and why are they important?

A Database Developer Contractor needs strong SQL programming skills, experience with database design, and a solid understanding of relational and non-relational database systems, typically supported by a degree in computer science or information technology. Familiarity with tools like Microsoft SQL Server, Oracle, MySQL, and knowledge of ETL processes, as well as certifications such as Microsoft Certified: Azure Database Administrator Associate, are commonly required. Attention to detail, problem-solving abilities, and effective communication are vital soft skills for collaborating with clients and teams. These competencies are crucial for delivering scalable, secure, and efficient database solutions on time and within project requirements.

What are some common challenges faced by Database Developers working on contract assignments?

Database Developers on contract often encounter challenges such as quickly adapting to unfamiliar database environments, integrating with existing teams, and understanding legacy systems. Since contract roles typically have tight deadlines, contractors must rapidly assess project requirements and deliver solutions efficiently. Additionally, clear communication with stakeholders and in-house developers is essential to ensure alignment on database design, security standards, and performance expectations.

What does a Database Developer on a contract basis do?

A Database Developer on a contract basis is responsible for designing, developing, and maintaining databases for organizations during a specified project or time period. They create and optimize database structures, write and test queries, and ensure data integrity and security. Contract Database Developers work independently or as part of a team to deliver solutions that meet client requirements, often focusing on tasks like performance tuning, troubleshooting, and implementing new features. Their role is project-based, so they may work with multiple clients over time.

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

AspectDatabase Developer ContractDatabase Administrator
CredentialsTypically requires SQL, database design, and programming skills; certifications like Microsoft Certified: Azure Database Administrator are commonRequires SQL, database management, and troubleshooting skills; certifications like Oracle Certified Professional are common
Work EnvironmentProject-based, short-term contracts, often remote or on-siteOngoing, maintenance-focused roles, usually on-site or hybrid
Employer & Industry UsageUsed across tech, finance, healthcare for development projectsCommon in large enterprises, IT departments, and data management teams

While both roles involve working with databases, a Database Developer Contract focuses on designing and building databases for specific projects, often on a temporary basis. In contrast, a Database Administrator manages and maintains existing databases to ensure optimal performance and security on an ongoing basis.

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 are popular job titles related to Database Developer Contract jobs in Ontario? For Database Developer Contract jobs in Ontario, the most frequently searched job titles are:
What job categories do people searching Database Developer Contract jobs in Ontario look for? The top searched job categories for Database Developer Contract jobs in Ontario are:
What cities in Ontario are hiring for Database Developer Contract jobs? Cities in Ontario with the most Database Developer Contract job openings:
Database Developer Contract jobs near you
Infographic showing various Database Developer Contract job openings in Ontario as of May 2026, with employment types broken down into 70% Full Time, 26% Part Time, and 4% Contract. Highlights an 69% Physical, 6% Hybrid, and 25% Remote job distribution.

React Native Developer (remote, open roster contract opportunity)

Crowdlinker

Remote

Contractor

Posted 11 days ago

Job description

React Native Developer (Remote, Open Roster Contractor Opportunity)

Please note: this is an open posting to be considered for future positions (on a remote, contract, hourly basis). EST candidates or ability to work EST hours preferred.

Please apply by filling out the questionnaire linked here to be considered (no other applications will be considered)

Crowdlinker is an end-to-end digital product studio based in Toronto and Barcelona with a relentless focus on our customers. We connect people through technology by being the strongest link between companies, their ideas, and their clients. 

As a React Native Developer, you will be responsible for transforming user stories and project features into high-quality mobile applications using contemporary development practices and the most reliable tools. Collaboration with product managers and designers will be key to ensure solutions accurately address user needs. We are seeking developers with a passion for clean, well-organized coding practices, who are deeply invested in the sustainability and performance of the applications they create.

Responsibilities
  • Participate in technical design and planning discussions
  • Design and build advanced applications for the iOS/Android platform.
  • Collaborate with cross-functional teams to define, design, and ship new features.
  • Unit-test code for robustness, including edge cases, usability, and general reliability.
  • Provide timely and accurate estimates for project deliverables
  • Hands-on troubleshooting, debugging and fixing of issues during development and post-release
  • Implement features based on user stories and project requirements
What you bringExperience:
  • 3+ years of hybrid mobile development experience
  • Proficient experience in React Native for iOS and Android
  • Strong Software Development Kit (SDK) experience
  • Proficient with SSO Integration like OAuth and SAML
  • Experience with implementing and consuming REST APIs
  • Experience with designing application architectures and concepts like unit testing, TDD, and continuous integration
  • Strong understanding of project management tools such as Shortcut or JIRA
  • Experience working with Agile principles
  • Experience with Git for version control system such as GitHub
Must haves:
  • Excellent communication skills (written and verbal) and can clearly articulate your product decisions
  • Detail oriented, resourceful, creative, and strong logical and analytical skills
  • Ability to work in a fast-paced environment and handle multiple projects simultaneously
  • Passionate about testing, quality, technology, and excellence
Nice to Haves:
  • Proficient experience in iOS - Swift
  • Proficient experience in Android - Kotlin
  • Knowledge of front-end frameworks such as React.js, Next.js, Vue.js
  • Understanding of backend frameworks like Express, Node.js, NestJS, or Laravel etc.
  • Experience working with SQL databases (PostgreSQL/MySQL) ans NoSQL databases (MongoDB, DynamoDB, Redis, etc.)

Duration of the role

This is an hourly contractor position. 


How to apply

Please apply by filling out the questionnaire linked here to be considered (no other applications will be considered)

Employment Type: CONTRACTOR

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