Full Stack Developer

Cleo Consulting
Ontario, CA

Assignment: RQ09711 - Software Developer - Full Stack - Senior

Job Title: Full Stack Developer

Requisition (SS): RQ09711

Start Date: 2025-09-22

Client: Government Services Integration Cluster

End Date: 2026-03-31

Office Location: 222 Jarvis St. Toronto, ON

Organization: Government Services Integration Cluster

Ministry: Ministry of Public and Business Service Delivery and Procurement

# Business Days: 209.00

Hybrid: 3 Days onsite / 2 days remote

From October 20, 2025, the candidate is required to work onsite 4 days a week and 1 day from home

From January 5, 2026, the candidate is required to work onsite 5 days a week fully

Must Have:

  • You have advanced proficiency in React.js - functional components, hooks, state management with Context API, etc.
  • You have strong proficiency in modern Python versions, and building REST API with FastAPI.
  • Experience with Node.js, and Java Spring Boot.
  • You have proven expertise with .NET Core Services/Web API, and C#
  • Experience with image manipulation - ideal exp
  • TensorFlow and PyTorch
  • You have hands-on experience with software architecture principles and patterns such as serverless architecture, Microservices, RESTful APIs.
  • Azure DevOps and building robust CI/CD pipelines

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 patters, 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 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 both 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

Experience and Skill Set Requirements

Engineering Practices. Communication and Leadership - 10%

  • You are experienced senior member of development team, leading by example, taking ownership in design and delivery with strong track record for meeting deadlines
  • You have proven experience establishing and applying best engineering practices and standards.
  • You have experience working in Agile environment (Scrum, Kanban), collaborating closely with product managers, business analysts, and UX designers
  • You are invested in coaching and mentoring junior staff and fostering a culture of technical excellence
  • You have excellent analytical, problem-solving, and decision-making skills; verbal and written communication, interpersonal, and negotiation skills.

Technical Expertise and Full-Stack Proficiency - 55%

  • This category assesses your hands-on software development ability, deep knowledge across the entire software stack, and your proficiency with our core development technologies.
  • You have advanced proficiency in React.js - functional components, hooks, state management with Context API, etc.
  • You have strong proficiency in modern Python versions, and building REST API with FastAPI.
  • Experience with Node.js, and Java Spring Boot.
  • You have proven expertise with .NET Core Services/Web API, and C#
  • You have advanced proficiency with Next.js framework including routing, Server-Side Rendering (SSR), and its full-stack capabilities.
  • You have proven experience with Typescript - strong typing skills and understanding of interfaces, types, and generics
  • You have proven expertise in HTML5, JavaScript, CSS3/SCSS, responsive design, as well as CSS-in-JS.
  • You have advanced knowledge of UI design patterns and testable UI architecture.
  • You are proficient with Axios for requests, interceptors, and error handling
  • You have strong understanding of Web Security, Public Security, 0Auth2.0, and JWT Authentication
  • You possess expert knowledge of MS Azure SQL Server including DB encryption, tuning, stored procedures, triggers, user-defined functions, jobs, and query optimization.
  • You have experience with Azure NoSQL databases, particularly Cosmos DB and managed services.
  • You are familiar with Azure Key Vault for secure storage management.
  • You are expert with configuration files (YAML). Docker, and Kubernetes deployments, services and ingress. You demonstrate deep experience managing and optimizing Azure Kubernetes Service (AKS) clusters.
  • You have strong working knowledge of Azure DevOps and building robust CI/CD pipelines
  • You have experience with version control (Git/GitHub) and Azure Resource Management.
  • You have experience building and integrating with custom portals using diverse backend technologies.
  • You have demonstrated the ability to troubleshoot and resolve technical issues throughout development, implementation, conversion and deployment.

AI/ML Expertise - 15 %

  • You have direct experience with AI/ML development and deployment.
  • You have hands-on experience with model training using TensorFlow and PyTorch.
  • You have strong interest in image manipulation and computer vision. You are proficient with OpenCV for image processing and computer vision tasks.
  • You have experience with model training and evaluation, tuning hyperparameters and evaluating model performance using metrics such as accuracy, precision, recall, etc.
  • You have ability to process, clean, and analyze large datasets to train AI models effectively.

Architecture and Design - 20%

  • You have experience and understanding of modern, cloud-based architecture.
  • You actively participate in architecture and solution design and provide recommendations focused on the web service, Web API, microservices, back-end and front-end layers
  • You have proven experience architecting complex applications, optimizing performance, and managing state effectively
  • You have strong experience in designing and implementing reusable, and scalable components
  • You have hands-on experience with software architecture principles and patterns such as serverless architecture, Microservices, RESTful APIs.
Posted 2025-09-10

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