Full Stack Developer

Randstad Canada; Ottawa; Remote; CAD 90,000 - 120,000; Full time

Job summary

A leading staffing agency is seeking a Senior Full Stack Developer to design and develop modern web applications. The ideal candidate will have 5-8 years of experience, proficiency in React.js and .NET Core, and knowledge of cloud environments like Azure or AWS. This fully remote role offers the flexibility to work from anywhere and contribute to high-profile projects in an Agile environment.

Benefits

Flexible work-life balance

Collaboration with a distributed team

Qualifications

• Minimum 5-8 years of experience as a Full Stack Developer building Front-end applications.
• Proven experience in building robust and scalable front-end applications using modern JavaScript (ES6+).
• Hands-on experience designing and implementing RESTful APIs.

Responsibilities

• Design, develop, and maintain responsive web applications using React.js and .NET Core.
• Build and maintain robust RESTful APIs and microservices with Node.js and .NET.
• Collaborate with UI/UX designers, PO, BA, DevOps engineers, and QA to deliver high-quality products.

Skills

React.js

JavaScript

.NET Core

Node.js

JSON

Education

Bachelor’s degree in computer science

Tools

AWS

Azure

Docker

Kubernetes

Job description

Overview

Our client is seeking a highly skilled Senior Full Stack Developer to play a key role in designing, developing, and scaling modern web applications that support both internal teams and external clients. In this role, you will leverage your expertise in .NET Core, React.js, JavaScript, Node.js, and JSON to build responsive front-end applications and robust back-end services. You will collaborate with UI/UX designers, product owners, DevOps engineers, and QA teams to deliver high-quality, secure, and scalable solutions. The ideal candidate will have 5–8 years of full stack development experience, a strong background in creating RESTful APIs and SPAs, and hands-on knowledge of cloud environments such as Azure or AWS. If you are passionate about building feature-rich applications, optimizing performance, and leading technical discussions while working in an Agile/Scrum environment, this is an exciting opportunity to make a meaningful impact on high-profile projects.

Position details: 12 month position; Fully Remote; Candidates must be eligible for Government of Canada Security Clearance.

Advantages

• Flexible work-life balance – Enjoy the ability to work from anywhere, giving you greater control over your schedule and the freedom to manage personal and professional commitments more effectively.
• Collaboration with a diverse, distributed team – Gain valuable experience working alongside professionals across different locations, exposing you to new perspectives, innovative practices, and a broader range of technical expertise.

Responsibilities

• Design, develop, and maintain responsive web applications using React.js and .NET Core.
• Build and maintain robust RESTful APIs and microservices with Node.js and .NET.
• Integrate and parse structured data using JSON for communication between front-end and back-end systems.
• Collaborate with UI/UX designers, PO, BA, DevOps engineers, and QA to deliver high-quality products.
• Troubleshoot, debug, and upgrade software and perform regular code reviews.
• Work within an Agile/Scrum environment to meet sprint deadlines and deliverables.
• Ensure application performance, scalability, and security.

Qualifications

• Minimum 5-8 years of experience as a Full Stack Developer building Front-end applications.
• Bachelor’s degree in computer science or equivalent experience.
• Develop a full-featured customer-facing platform with real-time data updates and analytics.
• Implement single-page applications (SPAs) using React that consume backend APIs.
• Design back-end services in .NET Core and Node.js, optimized for performance and scalability.
• Handle large volumes of data exchange using JSON with strong error handling and validation.
• Participate in containerization and cloud deployment (AWS or Azure) as part of CI/CD pipeline.
• Proven experience in building robust and scalable front-end applications using modern JavaScript (ES6+). Strong understanding of core JavaScript concepts, asynchronous programming, and browser-based development best practices.
• Hands-on experience designing and implementing RESTful APIs. Skilled in creating clean, maintainable endpoints that support efficient data exchange between front-end and back-end systems, with a focus on performance, security, and scalability.

Top Skills Required

• React.js and JavaScript – Advanced front-end development skills for building modern UI components and managing state.
• .NET Core – Solid experience in building scalable and maintainable APIs and services.
• Node.js + JSON – Proficiency in building middleware and working with structured data interchange formats.
• Familiarity with application security tools such as Software Composition Analysis (SCA) and Static Application Security Testing (SAST).
• Ability to identify and monitor application insights to effectively debug and resolve issues.
• Leads technical discussions and conducts peer code reviews to uphold high-quality coding standards.

Assets

• Experience with TypeScript, Redux, or GraphQL.
• Exposure to Docker, Kubernetes, and cloud platforms like Azure or AWS.
• Familiarity with CI/CD pipelines and test automation tools (Jest, Mocha, xUnit).
• Knowledge of database systems like SQL Server, MongoDB, or PostgreSQL.
• Strong communication skills and a passion for learning new technologies.

Summary

If you’re interested in learning more please submit your résumé and one of our senior Recruiters would be happy to give you a call to discuss further.

Randstad Canada is committed to fostering a workforce reflective of all peoples of Canada. We are dedicated to equity, diversity and inclusion within the workplace throughout the recruitment, retention and advancement lifecycle. We strive to ensure full participation in the workforce for equity-seeking groups, including women, non-binary/gender non-conforming individuals, Indigenous or Aboriginal Peoples, persons with disabilities, and members of visible minorities and the LGBTQ2+ community.

Randstad Canada is committed to creating an inclusive and accessible workplace. Please identify accommodation requirements by emailing [e-mail] to ensure full participation in the interview process.