Lead Full Stack Developer

Location: Mississauga Ontario Canada

Remote Type: Hybrid

Time Type: Full time

Job Description

Role Summary

As a Full Stack Development lead  within our team, you will take on a critical leadership role, driving the technical direction and successful delivery of mission-critical web applications. You will be responsible for architecting robust systems, mentoring a talented team of engineers, and ensuring the highest standards of code quality and innovation. This role requires a blend of deep technical expertise, strategic thinking, and proven leadership capabilities to guide projects from conception to deployment in a complex, enterprise environment.

Responsibilities

• Technical Leadership & Architecture: Lead the architectural design and development of complex, scalable, and resilient full-stack applications, with a primary focus on Java, Spring Boot, and modern front-end frameworks.
• Team Mentorship & Guidance: Mentor, coach, and lead a team of developers, fostering a culture of technical excellence, collaboration, and continuous improvement. Guide team members in code quality, best practices, and career development.
• Project & Delivery Ownership: Oversee the entire software development lifecycle for key projects, from technical requirements gathering and design to coding, testing, and deployment. Ensure on-time, high-quality delivery.
• Stakeholder Collaboration: Partner with product managers, business stakeholders, and other technology teams to define technical roadmaps, influence product strategy, and translate business requirements into robust technical solutions.
• Hands-On Development: Remain hands-on and contribute to the development of complex features, back-end services, and APIs, setting a high standard for the team.
• Best Practices & Innovation: Champion and enforce software development best practices, including agile methodologies, CI/CD, automated testing, and secure coding standards. Drive the evaluation and adoption of new technologies and industry trends.
• System Optimization & Health: Take ownership of application performance, scalability, and reliability. Lead efforts to troubleshoot, debug, and optimize existing systems.

Required Qualifications

• Extensive Experience: Significant professional experience in designing, developing, and deploying enterprise-scale applications.
• Leadership & Mentorship: Proven experience in a technical leadership role, including mentoring developers, conducting code reviews, and guiding team decisions.
• Architectural Expertise: Demonstrated ability to design and implement complex, distributed systems and microservices architectures.
• Back-End Expertise:
  • Expert-level proficiency in Java and the Spring ecosystem (Spring Boot, Spring Cloud, Spring Security, Spring Data, reactive spring).
  • Deep experience in designing, building, and consuming RESTful APIs and microservices.
  • Extensive experience with relational databases (e.g., PostgreSQL, Oracle) and NoSQL databases (e.g., MongoDB).
  • Strong understanding of ORM frameworks (e.g., JPA/Hibernate) and data modeling.
  • Proficiency with build tools like Maven or Gradle and CI/CD pipelines.
• Front-End Expertise:
  • Strong proficiency in modern front-end technologies (e.g., HTML5, CSS3, JavaScript/TypeScript).
  • Hands-on experience with modern JavaScript frameworks, particularly ReactJS and state management libraries like Redux.
• General Qualifications:
  • In-depth knowledge of version control with Git and collaborative development workflows.
  • Excellent problem-solving, analytical, and strategic thinking skills.
  • Superior communication and interpersonal skills, with the ability to articulate complex technical concepts to both technical and non-technical audiences.

Nice to Have

• Experience with GraphQL API design and implementation.
• Experience with containerization (Docker) and orchestration (Kubernetes, OpenShift).
• Experience with public cloud platforms (AWS, GCP, Azure).
• Knowledge of the financial services industry and experience building applications in a regulated environment.

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Automated Processing and AI

We use automated processing, including artificial intelligence, for our legitimate business interests (or our reasonable and appropriate business purposes) to identify and align the candidate's skills and abilities with a specific job opening. Additionally, if you so choose, or consent, we can match your skills and abilities to other suitable roles at Citi.

Importantly, all our hiring processes and decisions, including determining your suitability for a role, are conducted, checked, and decided by individuals. Our automated processing and AI do not involve relying on automatic or autonomous decision-making. Please refer to any Jurisdictional Considerations, with specific provisions for your country (where relevant) for further details.

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This job opening is for an existing job vacancy.

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