Full Stack Developer
Cleo Consulting
Assignment: RQ11523 - Software Developer - Full Stack - Senior
Job Title: Full Stack Developer
Requisition (SS): RQ11523
Start Date: 2026-09-21
Client: Government Services Integration Cluster
End Date: 2027-10-01
Office Location: 222 Jarvis St, Toronto
Organization: Government Services Integration Cluster
Ministry: Ministry of Public and Business Service Delivery and Procurement
# Business Days :283.00
5 days onsite
Must Have:
- Experience with React Native framework for cross-platform mobile app development (iOS and Android).
- Hands on experience with developing Mobile Apps
- Knowledge of Android SDK, iOS SDK, and platform-specific APIs.
- Familiarity with native modules and bridging between React Native and native code (Objective-C/Swift or Java/Kotlin).
- Extensive experience with JavaScript, CSS, HTML, and front-end languages, user interface design.
Nice to have:
- Experience with App Store and Google Play Store deployment processes.
Description
Responsibilities
- Design, implement, and continuously expand data pipelines by performing extraction, transformation, and loading activities.
- Required to translate technical systems specifications into working, tested applications. This includes developing detailed programming specifications, writing and/or generating code, compiling data-driven programs, maintaining, and conducting unit tests.
- Resolves and troubleshoots technical problems which arise during the use and operation of software packages, including technical assistance in implementation, conversion and migrations.
General Skills
- Experience in programming and analysis; specialized software package support at the specified experience level
- Ability to collaborate with IT Professionals throughout the Software Development Life Cycle
- Experience in structured methodologies for the development, design, implementation and maintenance of applications
- Experience in design, code, test, debug and document applications
- Experience in the use of object and/or third generation language development tools
- Experience in one or more programming languages
- Experience in application design, latest design patterns, deployment and troubleshooting
- Experience with relational and hierarchical database technologies
- Experience in the use of information retrieval packages using query languages
- Experience with one or more communications protocols
- Experience in structured methodologies for the design, development, implementation and maintenance of applications
- Experience eliciting and documenting information from diverse business area stakeholders and subject matter experts
- Experience with application architecture, front-end & back-end integration, API development
- Excellent analytical, problem-solving and decision-making skills; verbal and written communication skills; interpersonal and negotiation skills
- A team player with a track record for meeting deadlines
Full Stack Skills
- Proficient with mobile, front end and back end development, including any associated areas such as database design/management and DevOps
- Knowledge and experience with design and implementation of the overall web architecture
- Experience with implementation of approved user interface, design and deployment of database
- Knowledge and experience ensuring the entire stack is designed and built for speed and scalability
- Knowledge and experience with the design and construction of REST API services
- Knowledge and experience integrating front-end UI with the constructed API
- Knowledge and experience in design and implementation of continuous integration and deployment
Desirable Skills
- Knowledge and experience with programming Internet-ready applications
- Knowledge and experience in rapid application development (RAD) methodologies
- Knowledge and understanding of Information Management principles, concepts, policies and practices
- Experience with middleware and gateways
- Experience reviewing, analyzing, and modifying product installation scripts including encoding, testing, debugging
- Ability to provide post-implementation support and resolve any post-implementation technical issues
- Experience conducting design walkthrough sessions with project team
- Knowledge and understanding of Accessibility for Ontarians with Disability Act (AODA) and related regulations and standards
- Ability to provide user and system documentation as required
- High level of knowledge around the Angular framework and JavaScript.
- High level knowledge of front-end interfaces.
- Strong knowledge of RESTful APIs and good understanding of Swagger files.
- Demonstrated ability to create self-contained, reusable, and testable modules and components that build on the elements and modules of core React, React Native & AngularJS.
- Experience creating, designing, and implementing layouts for new and existing web pages. Excellent knowledge of front-end web programming languages, such as HTML, CSS, JavaScript, and React, React Native, AngularJS with ability to render server-side and client-side content.
- Experience designing user interactions on websites, developing servers and databases for website functionality and coding for mobile platforms.
- Fundamental knowledge of UX/UI.
- Experience ensuring front end code is able to query APIs.
- Experience with Java WebLogic and Java programming for web applications (Tomcat, Weblogic), EJB, Servlet
- Strong database skills and SQL skills (Oracle, SQL Server)
- Experience / knowledge of REST, SOAP web services.
- Experience / knowledge of Azure DevOps, JIRA, agile/scrum
Experience and Skill Set Requirements
Core Skills and Experience - 40 %
- 10+ years of experience as a designer and developer in the large-scale multi-client web applications
- 10+ year of hands-on working experience of Java development with Azure SQL database, Dataverse and Oracle
- 5+ years of hands-on experience of RestAPI, React, Typescript, HTML5, CSS3, NodeJS
- Knowledge and experience of microservice architecture as well as a demonstrated ability to apply core architecture principles to enhance a product's extensibility and maintainability.
- Working experience of building mobile applications for iOS and Android
- Proven experience with WCAG and AODA
- Experience with Responsive Web application development
- Experience using Azure DevOps
Technical Skills and Experience - 35%
- Knowledge of security gateways and protocols (JWT, Oauth2.0, SSL Certificates)
- Solid Understanding of Agile methodologies
- Object Oriented coding practices, including design patterns knowledge, refactoring, clean code.
- Knowledge of major architectures style (message oriented, reactive, event based)
- knowledge and experience with blockchain and smart contract development (using solidity) with good cursory knowledge with respect to the basic principles of cryptography.
Soft Skills- 20%
- Strong communication skills; both written and verbal
- Ability to develop and present new ideas and conceptualize new approaches and solutions
- Excellent interpersonal relations and demonstrated ability to work with others effectively in teams
- Demonstrated ability to work with functional and technical teams Demonstrated ability to participate in a large team and work closely with other individual team members
- Proven analytical skills and systematic problem solving
- Strong ability to work under pressure, work with aggressive timelines, and be adaptive to change
- Displays problem-solving and analytical skills, using them to resolve technical problems
Public sector Experience- 5%
- OPS Development standard/Process
$134.44k - $182.45k
...Full Stack Developer Employment Type: Full Time, Mid-level Department: Information Technology CGS is seeking an experienced, resourceful, and inventive Full Stack Web Developer to join our team. This role will perform software application development in support of an...SuggestedFull timeRemote workFlexible hours- ...Assignment: RQ00781 - Software Developer - Full Stack - Senior Requisition: RQ00781 Job Title: Full Stack Developer - Senior for Cancer Screening Correspondence Portal Client: Ontario Health Start Date: 2026-10-01 End Date: 2027-03-31 Department...SuggestedFull timeWork at officeWork from homeHome office
$90.3k - $189.6k
Job Title: Full Stack DeveloperJob Category: Information TechnologyTime Type: Full timeMinimum Clearance Required to Start: SecretEmployee... ...:CACI is seeking a highly experienced Full Stack Software Developer to lead the design, development, and maintenance of complex software...SuggestedContract workWork experience placementFlexible hours- ...Our Client is looking for an experienced Senior Full Stack Software Developer to support a large-scale Ontario Government application environment. The role is focused on building and supporting modern cloud-native web applications, REST APIs, responsive front-end...Suggested
- Job Summary: The Senior Full Stack Software Developer will lead the design, development, and support of a cutting-edge Cancer Screening Correspondence Portal using .NET and React technologies. This role involves transforming existing systems into a fully digital platform...Suggested3 days per week
- Job Summary: The Senior Full Stack Software Developer is responsible for designing, developing, and maintaining large-scale multi-client web applications. This role involves working across the entire technology stack, including front-end and back-end development, database...Full timeContract work
- Job Summary: The Senior Full Stack Software Developer is responsible for designing, implementing, and maintaining large-scale, multi-client web and mobile applications. This role involves working across the entire technology stack, including front-end, back-end, database...Full timeContract work
- ...Synectic Solutions is seeking a Full Stack Developer to join our team supporting the Program Office for NSWC Corona in Norco, California. The Full Stack Developer will work directly with the client analyzing complex and unique technical support assignments and lead or...Work at office
- ....NET Full Stack Developer Location: Toronto, ON Work Arrangement: Hybrid Employment Type: Fulltime FTE - Permanent Experience: 6 8 Years Job Summary: We are seeking an experienced Full Stack Developer with strong expertise in Angular, .NET/C#...Permanent employmentFull time
$175k
...Ventures. The Role We're looking for a highly skilled Senior Full Stack Engineer who is excited about building in an AI native,... ...observe the system’s behaviour in the real world; Improve developer experience and internal tooling where it unlocks leverage....Work from homeFlexible hours- Position: Sr. Full Stack Developer Domain: Healthcare Location: Rancho Cucamonga, CA (onsite) Interview: In Person Interview is a Must Knowledge Requirement Strong knowledge and understanding of: Client‑side implementations and frameworks such asAngular(Angular or...
- ...Job Description Job Description *This is a 100% on-site position in Norco, CA* Job Summary We are seeking a Senior Full Stack Developer to lead the design, development, and modernization of our scalable enterprise web applications. In this role, you will drive...Temporary workFlexible hours
- SOHO Dragon in Rancho Cucamonga, CA is seeking a Sr. Full Stack Developer to join our healthcare domain. You will contribute to both client-side and server-side developments, building robust APIs and UI components to deliver high-quality healthcare software. The right...
- ...ASSYST is seeking a highly experienced and motivated Lead Java Full Stack Develope r to join our client's dynamic engineering team in Washington D.C. (Remote Role) The candidate shall lead a team of talented developers in designing, building, and deploying enterprise...Local areaRemote work
- ...Description *This is a 100% on-site position in Norco, CA* Job Summary We are seeking a motivated and detail-oriented Junior Full Stack Developer to join our growing team. This role is ideal for recent graduates or professionals with 1–2 years of software development...Temporary workInternshipFlexible hours
- ...what’s next. The cannabis industry is fast-moving, complex, and full of opportunity. At Ayr you’ll have the opportunity to make a... ...for long-term success. Job Summary The Front-End Web Developer is responsible for designing, building, and maintaining...Work experience placementWork at officeLocal areaRemote work
- ...with product and design teams (ex-Google/FB/Apple/Microsoft) to develop, test, and launch new features and improvements for our... ...engineering experience Have built mobile apps (and/or web apps) full-stack before Enthusiastic about photo sharing and/or AI and/or social...Full time
- ***POSITION IS REMOTE, BUT MUST RESIDE IN CALIFORNIA*** Job Summary We are seeking an experienced Software Developer (Full Stack) to lead the design, development, and maintenance of complex software applications. The ideal candidate will have significant experience...Temporary workRemote workFlexible hours
- ...Job Title: Senior Frontend Web Developer Location: 100% Remote, Canada Job Type: T4 Contract Experience: 8+ Years... ...deliver scalable solutions using modern frontend frameworks and full-stack development practices. Key Responsibilities...Hourly payContract workTemporary workRemote work
$102.3k - $114.3k
...Full-time Description About Us: eSimplicity is a modern digital services company that partners with government agencies... ...applications with other platforms as needed. Keeps up to date on web developments and trends. Experience using modern, open-source software to...Full timeRemote workFlexible hours- ...Front end developer Contract/Fulltime Location: Downtown Toronto (Hybrid) Responsibilities and Duties Own the design and delivery of high quality features and enhancements. Provide estimates and actively participate in the spring planning...Full timeContract work
- ...Location: Mississauga, ON (3 days per week onsite) Job Duration: Full Time Our challenge We are seeking a hands-on... ...platforms with core enterprise systems. This role focuses on developing APIs and microservices for transaction orchestration, reconciliation...Full time3 days per week
- We are seeking a skilled Backend Engineer with strong Kotlin expertise and experience building scalable backend applications using modern frameworks, APIs, microservices, and event-driven architectures. Required Skills: Kotlin Core Expertise Java,...
- Job Summary We are seeking an experienced Senior .NET Full Stack Developer to join our team onsite in Rancho Cucamonga, CA. The ideal candidate will have strong experience developing enterprise web applications using C#, .NET Web API, Angular, SQL Server, and Azure DevOps...
$63.86k - $79.83k
...enhancements to existing systems. Mentors with and provides assistance to the Software Developer/Architect. Under direction of Senior Software Developer/Architect, designs applications, using full stack, from start to finish; and supports internal applications across the company....Remote work$129.23k
...ideal candidate will be capable and proficient across the tech stack, including Ruby on Rails on the backend and React and Javascript... ...-powered IDEs such Copilot and Cursor to analyze existing code, develop features, write unit tests, and debug issues while retaining responsible...Temporary workFor contractorsLocal areaRemote workWork from homeVisa sponsorshipShift work$100k
...Union, Client, Visa, Walmart Lab S etc to name a few. Currently, we are looking for entry-level software programmers, Java Full stack developers, Python/Java developers, data analysts/data scientists, data engineers, machine learning engineers for full time positions with...Full time$158k - $176k
...Identify, prioritize and execute tasks in the software development life cycle. Work with business to iterate over software requirements. Develop tools and applications by producing clean, efficient code. Automate tasks through appropriate tools and scripting. Analyze and...Work at officeRemote workFlexible hours- ...leader to turn our technology and licensing vision into a coherent enterprise platform. You will own the product direction across the full stack, work closely with leadership, Engineering, AI, Licensing, and our partners, and drive capabilities from concept through adoption...
- ...Senior Software Developer Full Stack Location: Toronto, ON Work Arrangement: Hybrid 2 days/week onsite Position Overview We are seeking a Senior Full Stack Software Developer with 5 8+ years of professional software development experience across...Temporary work2 days per week
Do you want to receive more vacancies?
Subscribe and receive similar vacancies to Full Stack Developer. Be the first to apply!
- remote .net full stack web developer Ontario, CA
- senior full stack web developer Ontario, CA
- senior java full-stack developer Ontario, CA
- full-stack ruby on rails developer Ontario, CA
- full stack developer
- mean stack developer
- full stack engineer
- associate full stack developer
- python full stack developer
- c# .net full stack developer



