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Middleware Technical Lead

2 weeks ago

Toronto, Ontario, Canada Infosprint Technologies Full time $100,000 - $120,000 per year

Job Title: Front-End and Middleware Technical Lead/Coach (ReactJS/GraphQL)

(Other title consideration: Front-End and Middleware Code Quality Specialist)

Role Overview:

We are seeking a highly experienced
Front-End and Middleware Technical Coach
to join our onshore team and elevate the technical capabilities of our development team. This role is critical to ensuring the enforcement of best practices, improving code quality, and bridging gaps in knowledge and execution. The ideal candidate will have exceptional skills in
ReactJS
(Front-End) and
GraphQL
(Middleware), along with hands-on experience in
B2C eCommerce development
. This individual will be a technical leader and mentor, with a proven ability to evaluate, review, and correct code, while empowering the team to adhere to modern development best practices.

Key Responsibilities:

Technical Training and Mentorship:

  • Conduct
    training sessions
    and workshops to educate the team on front-end (ReactJS) and middleware (GraphQL) development best practices.
  • Mentor developers on implementing
    clean code principles
    , including writing reusable, maintainable, and scalable code.
  • Teach the team how to identify and fix
    code smells
    , improve performance, and follow modern coding standards.
  • Provide hands-on guidance in
    debugging and troubleshooting
    front-end and middleware issues, ensuring team members gain practical skills.

Enforcing Best Practices:

  • Establish and enforce
    best practices
    for front-end and middleware development, including:
  • Proper
    branching strategies
    for version control (e.g., Gitflow).
  • Effective
    code review processes
    , including setting clear guidelines for submitting, reviewing, and merging pull requests.
  • Comprehensive testing practices, including unit tests, integration tests, and end-to-end tests for ReactJS and GraphQL.
  • Standardize workflows for development, deployment, and documentation to improve team efficiency and collaboration.

Code Reviews and Quality Assurance:

  • Perform
    every code review
    for both front-end and middleware repositories to ensure adherence to best practices and coding standards.
  • Identify and correct
    code quality issues
    such as:
  • Code smells:
    Duplicate code, overly complex functions, poor naming conventions, and lack of comments/documentation.
  • Performance bottlenecks:
    Inefficient GraphQL queries, unoptimized React components, and unnecessary API calls.
  • Security vulnerabilities:
    Poor session management, unvalidated inputs, and insecure API design.
  • Provide actionable feedback and recommendations to developers to improve code quality and overall application performance.

Gap Analysis and Team Development:

  • Conduct a
    technical gap analysis
    to identify weaknesses in the team's current processes, knowledge, and technical implementations.
  • Develop a
    continuous improvement plan
    for the team, focusing on skill development, standards enforcement, and a culture of accountability for code quality.
  • Work with leadership to implement
    KPIs
    and metrics for measuring the team's progress in adopting best practices and improving code quality.

Key Technical Skills:

Front-End Development Expertise:

  • ReactJS:
    8+ years of hands-on experience with advanced React concepts, including hooks, state management (e.g., Redux, Context API), component architecture, and testing frameworks (e.g., Jest, React Testing Library).
  • JavaScript/ES6+:
    Deep expertise in modern JavaScript concepts, including asynchronous programming, modularization, and optimization techniques.
  • Front-End Optimization:
    Strong knowledge of performance tuning techniques such as code splitting, lazy loading, caching, and browser rendering.
  • HTML5/CSS3:
    Proficiency in semantic HTML and CSS, with experience using pre-processors like SASS/LESS and modern design frameworks like Material-UI or Tailwind CSS.

Middleware Expertise:

  • GraphQL:
    6+ years of experience designing and optimizing GraphQL schemas, queries, mutations, and subscriptions.
  • Middleware Architecture:
    Experience integrating GraphQL APIs with back-end systems, databases, and third-party services.
  • API Security:
    Expertise in token-based authentication (OAuth 2.0, JWT), API gateway design, and secure data transport.
  • Performance Optimization:
    Skills in reducing query complexity, minimizing over-fetching/under-fetching, and optimizing middleware performance.

B2C eCommerce Specific Experience:

  • Proven experience working with
    high-traffic B2C eCommerce websites
    , including session management, secure transactions, and scaling solutions for millions of users.
  • Knowledge of
    personalization strategies
    and handling multiple account types (e.g., individual users, business accounts).

General Skills:

  • Strong understanding of
    best practices
    for front-end and middleware development, including clean coding principles, design patterns, and security protocols.
  • Experience implementing
    branching strategies
    for version control (e.g., Gitflow, feature branching) and conducting in-depth
    code reviews
    .
  • Ability to
    identify code smells
    , provide actionable feedback, and teach developers how to write high-quality, maintainable code.
  • Excellent communication skills to educate and mentor developers while collaborating with leadership and external stakeholders.