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Mid Level Backend Developer Jobs in Toronto, ON (NOW HIRING)

Royal Bank of Canada

Lead Backend Developer

Toronto, ON · Hybrid

We are seeking a Lead Backend Developer on the Retail Credit Engineering & Innovation (RCEI) team ... Present technical topics at regular knowledge sharing meetings and manage low-level planning of ...

Rumble

Senior Back-End Developer

Toronto, ON

CA$135K - CA$154K/yr

The Senior Back-End Developer is responsible for designing, building, and maintaining high ... The actual salary offered varies depending on the candidate's skill level and experience. This ...

Plooto

Senior Backend Engineer

Toronto, ON · Remote

About Plooto Plooto is a Canada-born fintech company on a mission to give small and mid-sized ... Your background: * 5+ years of professional backend engineering experience (preferably in high ...

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Mid Level Backend Developer information

What are the key skills and qualifications needed to thrive as a Mid Level Backend Developer, and why are they important?

To thrive as a Mid Level Backend Developer, you need strong programming skills in languages like Java, Python, or Node.js, a solid understanding of server-side logic, and experience with relational and non-relational databases. Familiarity with frameworks (such as Spring or Express), RESTful API development, version control systems (like Git), and containerization tools (like Docker) is typically required. Effective problem-solving, collaboration, and clear communication are standout soft skills for this role. These abilities are crucial for building reliable, scalable backend systems and working efficiently within development teams.

What are some typical challenges a Mid Level Backend Developer might face when working on large-scale applications?

As a Mid Level Backend Developer, you may frequently encounter challenges related to maintaining code quality and ensuring scalability as applications grow. Managing database performance, optimizing API responses, and integrating with legacy systems are common tasks that require both technical skill and problem-solving ability. Collaboration with frontend developers, DevOps engineers, and QA testers is essential to ensure smooth deployments and consistent user experiences. Staying up-to-date with new frameworks and technologies, while balancing project deadlines, is also a key part of the role.

What are Mid Level Backend Developers?

Mid Level Backend Developers are software engineers who specialize in developing and maintaining the server-side logic, databases, and APIs that power web and mobile applications. They usually have a few years of professional experience and are proficient in programming languages like Java, Python, Node.js, or Ruby. These developers are responsible for ensuring that data flows efficiently between the server and users, optimizing performance, and collaborating with front-end developers and other team members. Their role often includes troubleshooting server issues, writing automated tests, and implementing security best practices.

What is the difference between Mid Level Backend Developer vs Junior Backend Developer?

AspectMid Level Backend DeveloperJunior Backend Developer
Experience2-4 years0-2 years
SkillsProficient in backend frameworks, databases, API developmentBasic understanding of backend concepts, learning frameworks
ResponsibilitiesDeveloping features, troubleshooting, code reviewsAssisting in tasks, learning codebase, bug fixing
Work EnvironmentCollaborates with teams, independent problem-solving

The main difference between a Mid Level Backend Developer and a Junior Backend Developer lies in experience and skill level. Mid level developers have more hands-on experience, handle complex tasks independently, and contribute significantly to project development. Junior developers are still learning, focusing on foundational tasks and gaining industry knowledge. This distinction helps employers identify the right candidate for different stages of project involvement.

What are the most commonly searched types of Backend Developer jobs in Toronto, ON? The most popular types of Backend Developer jobs in Toronto, ON are:
Mid Level Backend Developer jobs near you

Senior Back-End Developer

Rumble - Career Page

Toronto, ON

CA$135K - CA$154K/yr

Other

Posted 10 days ago

Job description

The Senior Back-End Developer is responsible for designing, building, and maintaining high-performance
server-side systems that power a large-scale video platform serving millions of users. This role
encompasses architecture and optimization of backend services, database design, caching strategies,
and API development. You will also be responsible for integrating front-end elements built by your
coworkers into the application, so a solid understanding of front-end technologies is necessary.
Duties/Responsibilities:

  • A
    • rchitect and implement scalable backend systems and features for a high-traffic video platform
  • D
    • esign and optimize MySQL database schemas for performance at scale
  • I
    • mplement and maintain caching strategies using Memcached and Redis
  • B
    • uild and maintain APIs that serve client-facing applications
  • I
    • ntegrate user-facing elements developed by front-end developers with server-side logic
  • I
    • dentify performance bottlenecks and implement optimizations for maximum speed and scalability
  • D
    • evelop and maintain background tasks and data pipelines handling very large datasets
  • C
    • onduct code reviews and drive technical decisions on system design and architecture
  • M
    • aintain, refactor, and modernize legacy codebases
  • B
    • uild reusable libraries and establish patterns for future development
  • O
    • ther duties, as assigned
    Requirements:
  • 8
    • years of experience as a back-end developer
  • 1
    • 0 years of experience with object-oriented programming languages
  • 5
    • years of experience with PHP specifically, including PHP 8+
  • S
    • trong experience with MySQL, including query optimization, indexing strategies, and schema design
  • E
    • xperience with caching layers (Memcached, Redis)
  • P
    • roven ability to build and optimize systems operating at high scale and throughput
  • I
    • n-depth understanding of web development and HTTP protocols
  • E
    • xperience with Linux server environments, including navigating consoles, reading logs, and
      troubleshooting production issues
  • E
    • xperience and/or knowledge with front-end languages such as JS/TypeScript, HTML, CSS
  • W
    • illingness to jump in on any project, when needed, regardless of code quality
    Preferred Qualifications:
  • K
    • nowledge of video technologies, containers, codecs, and live streaming
  • E
    • xperience with NGINX configuration and optimization
  • E
    • xperience with WebSocket for real-time communication
  • E
    • xperience in BASH scripting and automation
  • U
    • nderstanding of networking fundamentals
  • F
    • amiliarity with static analysis tools (e.g., PHPStan) and modern PHP coding standards
    Desired Qualifications:
  • D
    • egree in Computer Science/Engineering or related field
  • E
    • xperience migrating or modernizing legacy PHP codebases
  • E
    • xperience with server-side rendering architectures
  • E
    • xperience with CI/CD pipelines and automated testing (PHPUnit)

    Annual Compensation Range: 

    $135,000 - $154,000 CAD base + benefits + equity 

    Note: The salary range listed for this position is a good faith estimate based on experience, qualifications, and internal compensation structure. The actual salary offered varies depending on the candidate's skill level and experience. This posting refers to an active vacancy within the organization.

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