Senior Full-Stack Developer (Node.js, React, MongoDB)
Build a decarbonization platform using Node.js, React, and MongoDB on GCP, integrating AI/ML tools to help companies cut carbon emissions and costs.
- Compensation
- CA$65K–CA$95K / yr
- Location
- Ontario, Canada
- Work setup
- Not specified
- Seniority
- Senior
- Employment
- Contract
- Experience
- 5+ years
- Category
- Fullstack
- Posted
Skills
Must have
- Bachelor’s degree in Computer Science, Software Engineering, Mathematics, or related field.
- 5+ years of professional experience delivering full-stack features in a SaaS environment.
- Extensive experience with TypeScript, Node.js, React, and MongoDB.
- Strong backend experience with Python and FastAPI.
- Experience deploying and scaling applications on Google Cloud Platform.
- Proven ability to work in fast-paced, startup-like environments.
- Strong problem-solving skills, attention to detail, and a growth mindset.
- Excellent communication skills and the ability to collaborate across teams.
- Passion for sustainability and building impactful products.
Nice to have
- Experience in clean-tech, energy efficiency, or building management software.
- Familiarity with AI/ML-based applications.
- Experience with CI/CD pipelines and cloud-based DevOps practices.
Full description
Direct message the job poster from VTRAC Consulting Corporation (WBE)
Sr. Technical Recruiter @ VTRAC Consulting | IT, Engineering
VTRAC Consulting Corporation
Thank you for applying to VTRAC opportunities. Please e-mail your resume as an MS-WORD document in confidence. Subject: Senior Full-Stack Developer (Python, React, MongoDB) Attention: sunnyr@vtrac.com or call: (508) 905-6468
Position #: 251203
Position Type: Contract, 3-6 Months
No. of Positions: 1
Location: GTA - Hybrid
Description
This is an exciting opportunity for an experienced Senior Full-Stack Developer to join a clean-tech organization focused on helping companies reduce carbon emissions and operational costs across the lifecycle of their buildings. You will play a pivotal role in building and scaling a cutting-edge decarbonization platform from the ground up—shaping architecture, functionality, and user experience.
In this role, you will work closely with designers, product managers, and climate domain experts to create powerful, data-driven tools that enable smarter decisions in building management and sustainability. The environment is fast-paced and collaborative, ideal for a hands-on developer who thrives in early-stage, high-growth settings.
Key Responsibilities
- Build and own end-to-end features across the stack, from backend services to frontend UI.
- Collaborate with product, design, and domain experts to translate requirements into scalable technical solutions.
- Implement and integrate AI/ML-powered carbon reduction tools into the platform.
- Develop backend services with Node.js (Express) and Python (FastAPI).
- Build responsive, user-friendly interfaces using React (Vite).
- Design, implement, and maintain MongoDB data models and APIs.
- Leverage Google Cloud Platform (GCP) for hosting, storage, and deployment.
- Mentor junior developers and promote best practices in coding, testing, and deployment.
- Adapt quickly to changing requirements and user feedback.
- Participate in code reviews, architecture discussions, and sprint planning.
Qualifications
- Bachelor’s degree in Computer Science, Software Engineering, Mathematics, or related field.
- 5+ years of professional experience delivering full-stack features in a SaaS environment.
- Extensive experience with TypeScript, Node.js, React, and MongoDB.
- Strong backend experience with Python and .