Senior Full Stack Engineer (Node.js + React) We are seeking an exceptional Sr Full Stack Engineer who demonstrates technical excellence in developing and delivering high-quality software solutions. In this role, you will own significant areas of our projects, drive technical implementation, champion best practices, and work closely with cross-functional teams to ensure the successful delivery of projects that meet our clients' business requirements and technical specifications. The ideal candidate will have a deep understanding of both backend and frontend systems, strong problem-solving skills, and a passion for creating remarkable products, and ships fast while maintaining high standards and shows strong ownership from design through production deployment.
Responsibilities:
Technical Excellence & Ownership:
Write, own and maintain high-quality, readable code that is appropriately flexible, reusable, and adaptable to changing requirements
Own the full lifecycle of code from design to production, including bugfixes, load testing, and penetration testing and accessibility remediation
Tackle the hardest challenges in a project and provides early unlocks to the blind spots.
Navigate and debug unfamiliar codebases effectively while maintaining both speed and quality
Proactively identify and address technical debt and potential future challenges
Take full ownership of smaller project areas while maintaining high standards of code quality
Engineering Implementation & Problem Solving:
Translate product requirements and tickets into clear, efficient code solutions
Apply professional concepts to resolve a wide range of technical issues creatively
Switch between optimizing for speed versus quality based on team requirements
Debug complex issues across the full stack, including code written by others
Create and share project and domain-specific knowledge that benefits other engineers
Implement effective automation solutions and maintain engineering best practices
Go deeper into technical problems, advocate for solutions, get buy-in from stakeholders,



and rally the engineers behind the solution.
Troubleshoot and resolve complex technical issues.
Code Quality and Craftsmanship:
Champions craftsmanship and maintains higher standards of code quality.
Looks for ways to simplify code and infrastructure, prioritizing maintenance and migration costs.
Optimize applications for maximum speed and scalability.
Implement and maintain robust, reusable, and efficient components and libraries.
Prioritize developer efficiency and prevents the reinvention of the wheel.
Develop and maintain responsive web applications using up-to-date frontend technologies.
Project Execution & Communication:
Work effectively on moderately defined project areas, incorporating review and guidance from senior technical leaders
Develop deep self-sufficiency in at least one large area of the project while maintaining broad understanding across the system
Communicate technical designs effectively through proofs of concept and documentation
Demonstrate features and capabilities to stakeholders
Clearly communicate assumptions and actively seek clarification when needed
Quality & Reliability:
Consistently deliver high-quality work on schedule and follow through on commitments
Maintain systems reliability and respond to production issues with appropriate urgency
Think multiple steps ahead to anticipate and prevent potential problems
Actively participate in code reviews, providing constructive feedback while remaining open to learning opportunities
Create code that avoids common pitfalls and "code smells"
Required Qualifications
Bachelor's degree in Computer Science, Engineering,



or a related field (or equivalent experience).
5+ years of experience in full-stack development, with a proven track record of delivering high-quality software.
Proficiency in one or more backend programming languages (e.g., TypeScript & Node.js & ES6+, Python 3, Go, C# & .NET).
Experience with frontend state management libraries (e.g., Redux, Vuex).
Familiarity with frontend build tools and development workflows (e.g., Vite, Webpack, npm/pnpm/yarn).
Strong understanding of database management systems (SQL, NoSQL) and data modelling.
Experience with RESTful and/or GraphQL APIs.
Familiarity with microservices architecture and containerization (Docker, Kubernetes).
Familiarity of DevOps practices and infrastructure as code (IaC) tools (e.g., Terraform, Ansible).
Knowledge of CI/CD pipelines and version control systems (e.g., Git).
Understanding of automated testing frameworks (e.g., Jest, Cypress, Playwright).
Experience with server-side rendering (SSR) and static site generation (SSG).
Experience with serverless architecture and cloud-native applications.
Knowledge of frontend performance optimization techniques.
Knowledge of design systems and component libraries.
Excellent problem-solving skills and attention to detail.
Strong communication and collaboration skills.
About Us
At Boosted, we specialize in building product, infrastructure, and data solutions for complex problems. Our services include designing and developing industry-leading products, integrating new systems, modernizing cloud infrastructure, setting up modern data warehouses, accessing key insights through business intelligence, and deploying machine learning models with scalable infrastructure and data pipelines.
This is a full-time, remote position.
We are currently only accepting applications from candidates residing in Canada.
Seniority level Mid-Senior level
Employment type Full-time
Job function Engineering and Information Technology
Industries Software Development

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📌 Senior Full Stack Engineer (Node.js + React) (New Brunswick)
🏢 Boosted
📍 New Brunswick