Sign up to access all features of our service.
  • Job search
  • Favorites
  • Create a CV
    New
  • Salaries
  • Subscriptions

Back End Developer

Mindlance

Full Stack Developer

Location: Toronto, ON

Duration: 6 Months

Role: We are seeking a Full Stack Developer with strong Node.JS expertise to build and support secure, scalable applications across front-end and back-end systems. The role focuses on REST API development, security vulnerability remediation, test automation, and Windows-based application support.

Key Responsibilities:

• Develop and support Node.JS applications and REST APIs.

• Build automated testing solutions using Playwright and Postman.

• Conduct code reviews and implement secure coding best practices.

• Resolve security vulnerabilities and optimize application performance.

• Develop Windows automation functions and provide product support.

• Collaborate with cross-functional teams to deliver reliable, scalable solutions.

Required Skills:

• Hands-on Node.JS development experience.

• Hands-on experience with REST APIs, Playwright, and Postman.

• Strong MSSQL knowledge and query optimization skills.

• Experience with GitHub Copilot, Windsurf, or similar AI development tools.

• Strong understanding of application security and vulnerability remediation.

• Experience mentoring junior developers.

Nice to Have:

• Vue.js, Vuetify, Jenkins, GitHub Actions.

• Docker, Kubernetes, CI/CD pipelines.

• Event-driven architecture and batch processing experience.

• Familiarity with Microsoft Endpoint Configuration Manager (MECM).

“We use AI in our Hiring Process”

Mindlance is an equal opportunity employer. We are committed to inclusive, equitable, barrier-free recruitment and selection processes, and work environment in accordance with the Accessibility for Ontarians with Disabilities Act (AODA). We will be happy to work with applicants requesting accommodation at any stage of the hiring process.

Vacancy posted 6 hours ago
Similar jobs that could be interesting for youBased on the Back End Developer in Toronto, ON vacancy
  •  ...distributed web applications. You should be able to own the end-end architecture from front end to back end systems and guide the team on core technical design...  ...Analysts, Quality Engineers, and Operations teams to develop innovative solutions that meet functional and non-... 
    Suggested
    Long term contract

    Dew Software

    Toronto, ON
    12 days ago
  •  ...The Role We're looking for a Senior Backend Developer to join our 10-person team to drive profitable climate action in businesses and make a meaningful difference with their work. This is a hybrid role in downtown Toronto that expects 4 days a week in office with WFH Fridays... 
    Suggested
    Work at office
    Work from home
    Flexible hours
    Shift work

    Carbonhound

    Toronto, ON
    17 days ago
  • $86.9 - $104.28 per hour

     ...RQ11237 - Sr. Software Developer - Back End 10-month contract (202 business days) - possible extension ONSITE 5 days - 222 Jarvis Street Security Level: CRJMC NOTE: Hiring Manager is looking for a strong full-stack developer with API Dev exp. Must Have... 
    Suggested
    Contract work

    Source Code

    Toronto, ON
    7 days ago
  •  ...LotusFlare are replacing traditional business back ends with an engagement-centric, dynamic...  ...stack. They are responsible for further developing, securing, and scaling the back-end infrastructure...  ...Opportunities: We provide the chance to develop professionally while mastering cutting-... 
    Suggested
    Internship
    Work at office
    Worldwide
    Flexible hours

    LotusFlare

    Toronto, ON
    9 days ago
  •  ...Wisedocs is a fast-growing, venture-backed AI platform that transforms how insurance companies...  ...Summary    We're seeking a Senior Back-End Engineer who will be instrumental in...  ...Working in collaboration with front-end developers to integrate user-facing elements with server... 
    Suggested
    Full time
    Casual work
    Immediate start
    Flexible hours

    Wisedocs AI

    Toronto, ON
    13 days ago
  • $95k - $145k per year

    Senior Java Back-end Developer Position Description This role is hybrid and requires you to be at our downtown Toronto and/or Client office at a minimum 2-3 days per week - subject to change at any time.  Your future duties and responsibilities • Develop and implement... 
    Work at office
    2 days per week
    3 days per week
    Toronto, ON
    more than 2 months ago
  • $100 - $105 per hour

     ...- 5+ years as an architect/technical lead responsible for the end to end product scope across multiple domains. - Experience in creating...  ...problem areas through Architectural Decision Records (ADR) - Developed and drove adoption of technical practices that improved team... 
    Long term contract
    Contract work
    Immediate start
    Toronto, ON
    1 day ago
  • $150k - $190k per year

     ...on building context across Forma’s product domain, data platform, calculation engine, data models, and engineering practices. By the end of your first 30 days, you will have: Set up your development environment and become comfortable navigating the codebase, data... 

    Forma.ai

    Toronto, ON
    1 day ago
  • $70k - $90k per year

     ...businesses with the precise and comprehensive financial data necessary to develop cutting-edge applications, models, and tools. At FMP, we empower...  ...industry. Key Responsibilities Join us as a Junior Front End Developer and contribute to our vision by: Joining a cutting-... 
    Flexible hours

    Financial Modeling Prep

    Toronto, ON
    13 days ago
  • $90 - $120 per hour

     ...Job Responsibility: Job Summary We are seeking a talented and motivated Front-End Developer who is responsible for designing, developing, and implementing responsive user interfaces. The role involves translating technical specifications into functional applications, writing... 
    Hourly pay
    Full time
    Monday to friday
    Flexible hours

    nnovativ inc

    Toronto, ON
    3 days ago
  • We are seeking a highly accomplished Senior Software Developer - Front End to lead the modern web architecture, accessibility auditing, and secure...  ...code flows, OAuth2 patterns, and OIDC workflows backed by PKCE security extensions. Autonomous Execution: Proven... 
    Contract work
    Remote work

    Randstad

    Toronto, ON
    17 days ago
  •  ...solutions and high-quality staffing services. Backed by leadership with over 26 years of...  ...compliance, and dependable delivery. Software Developer – Senior Toronto, ON 9 Months - 5...  ...hierarchical databases and contribute to end‑to‑end data migration initiatives. Work... 
    Internship
    Work at office

    Accelyst, LLC

    Toronto, ON
    6 hours ago
  • Front End Developer Position Overview: We are seeking a talented and experienced Front-End Developer to join our dynamic team. The ideal candidate will have a strong background in developing user interfaces for web and mobile applications using modern frameworks and technologies... 

    Exact Match Recruitment

    Toronto, ON
    a month ago
  •  ...months contract possibility of extension Hybrid- 4 days in office to start but will scale back to 1-2 days JOB DESCRIPTION Insight Global is hiring for a C#/.NET Desk Developer to join a Structured Rates trading desk in Toronto. This is a front-office aligned role... 
    Contract work
    Work at office
    Local area

    Insight Global

    Toronto, ON
    6 hours ago
  •  ...and tenants interact and operate. We are developing the next version of our product using cutting...  ...developers with expertise in front end development, specifically Angular, who thrive...  ...meaningful impact for our users. Tasks: Develop and deliver code for new features based on... 
    Full time
    Flexible hours

    Payquad Solutions

    Toronto, ON
    17 days ago
  • $80k - $120k per year

     ...through mentoring and on the job coaching Summary As an Angular Developer at Deloitte, you will play a critical role in designing and...  ..., and deploy Angular applications across all SDLC phases. Own end to end delivery of assigned features from development to production... 
    Temporary work
    Fixed term contract
    Flexible hours

    Deloitte

    Toronto, ON
    12 hours ago
  • $12.41 - $13.3 per hour

     ...RQ00665 - Sr. Software Developer- Front End 6-month contract (130 business days) - possible extension 3 days onsite/ 2 days remote ( subject to HM's discretion) - Metro Hall, 55 John Street Note:  Candidates will be asked to do an IKM Test and Interview.... 
    Contract work
    Remote work

    Source Code

    Toronto, ON
    17 days ago
  • $55 - $57 per hour

     ...Job Title: Mainframe Developer Location: Toronto, ON Work Arrangement: Hybrid, 4- days in office Employment Type: Contract Duration...  ...– IBM Mainframe - Deep IMS knowledge, DB2, JCL, COBOL, SQL, DB2, End ever, File-AID, CA-7 Tools: INSYNC, Jira, confluence, Service... 
    Contract work
    Work at office

    Pacer Group

    Toronto, ON
    6 hours ago
  • $55 - $58 per hour

     ...Job Title: Mainframe Developer (COBOL, IMS, DB2) Location: Toronto, ON Work Arrangement: Hybrid (4 days WFO) Employment Type: Contract...  ...Segments, create detailed design, lead junior developer, participate end to end field mapping, develop/ unit test and deploy code... 
    Contract work

    Pacer Group

    Toronto, ON
    4 days ago
  • $65 - $75 per hour

     ...Are you a Java Developer working at a Large Financial Institution and being told by your leadership that you are too hands-on, detail-oriented...  ...). Build Algorithms to Optimize Execution times and reduce end to end latency. Use & Tweak Terraform Scripts to deploy Kubernetes... 

    Intellibus

    Toronto, ON
    6 hours ago
  •  ...doing the most important work of your career. About the team Developer & End-user Experience Platform (DEeP) is a force multiplier for...  ...ensure that we're building what users actually want. We contribute back to the community, often by building things we think are cool... 
    Full time
    Summer work
    Internship

    Stripe

    Toronto, ON
    6 days ago
  • We are seeking a highly skilled Senior Software Developer - Front End to design, develop, and implement modern, high-performance web applications. You will play a critical role in translating complex technical specifications into robust, tested, and user-friendly interfaces... 
    Long term contract
    Contract work

    Randstad

    Toronto, ON
    a month ago
  •  ...Iris Software is hiring multiple C# developers for one of the top banking clients in Downtown Toronto, ON. Kindly find the job details...  ...Location: Toronto, ON (Hybrid) Duration: Multiple Years (open-ended SOW) • BS or MS in computer science or related technical... 
    Work at office

    Iris Software Inc.

    Toronto, ON
    13 days ago
  •  ...traders, operations staff and peers to understand requirements. Develop solutions that are in line with client's technology biases,...  ...for AWS Lambda-based backend APIs and Angular for responsive front-end applications. Cloud expertise: Hands-on experience building... 
    Long term contract
    For subcontractor

    Luxoft

    Toronto, ON
    13 days ago
  •  ...Position: PeopleSoft Developer Duration: 1 Year assignment (contract) Client Location: Toronto ( Onsite/Hybrid : 7.25 hours/day between 8:00 AM and 5:00 PM, Monday to Friday) Engagement Model: Professional Services Engagement – B2B (Incorporated Entities Only... 
    Contract work
    Monday to friday

    Akkodis

    Toronto, ON
    6 hours ago
  •  ...SAP CRM Developer (Web UI Experience) Location: Toronto, ON (4 Days Onsite) Interview: In-Person Interview Required Job Description We are seeking an experienced SAP CRM Developer with strong expertise in SAP CRM Web UI development to join our team in Toronto... 
    Contract work

    Ardent SoftSol Inc.

    Toronto, ON
    6 hours ago
  •  ...Role: Mobile / React Native Developer* Location: Toronto, ON Work Style: Hybrid (2 days per week in-person at Toronto office preferred) Years Experience: 8+ Role Summary: We are seeking an experienced Mobile / React Native Developer to design, develop, and... 
    Work at office
    2 days per week

    Tekgence Inc

    Toronto, ON
    6 hours ago
  • $55 - $57 per hour

     ...Job Title: Decisions Developer Location: Toronto, ON Work Arrangement: Hybrid, 3- days in office Employment Type: Contract Duration: 12 Months Domain: BFSI Pay Rate: CAD $55-57/hour Incorporated Application Deadline: June 30th, 2026 SKILLS REQUIRED... 
    Contract work
    Work at office

    Pacer Group

    Toronto, ON
    6 hours ago
  •  ...this contract to be extended Remote/Hybrid: Hybrid – 3 days onsite (Monday, Tuesday, Thursday) Position Title: Senior Application developer (AS400/I-series developer ) Reason the role is open? Need support for regulatory initiatives and projects What project will... 
    Contract work
    For contractors
    Remote work
    Monday to friday

    Raise

    Toronto, ON
    6 hours ago
  •  ...Java Developer (Kafka & API Integration) Toronto, Canada (Hybrid ) In-Person intervi ew Job Descripti on:We are seeking a Java Developer with strong experience in Java, Kafka, and API Integration to design, develop, and maintain scalable applications... 

    Ardent SoftSol Inc.

    Toronto, ON
    6 hours ago

Do you want to receive more vacancies?

Subscribe and receive similar vacancies to Back End Developer. Be the first to apply!