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321 The Agency logo
321 The Agency

Data Driven. Creatively Disruptive.

Full Stack Developer

Full-stack EngineerSoftware EngineerOtherRemoteSeniorTeam 11-50H1B No SponsorCompany SiteLinkedIn

Location

Florida

Posted

150 days ago

Salary

CAD 70K - CAD 85K / year

Seniority

Senior

Bachelor Degree5 yrs expExperience acceptedEnglishAngularJavaScriptNode.jsNoSQLPHPPythonReactSQLVue.js

Job Description

Full Stack Developer

321 The Agency

• Build and maintain robust API integrations connecting CRM platforms (HubSpot, Salesforce, High Level), marketing automation tools, and third-party services. • Design and implement database architectures that support complex marketing workflows, customer journey tracking, and campaign performance analytics. • Develop server-side logic, authentication systems, and data processing pipelines to support client marketing initiatives. • Create and maintain RESTful APIs and webhooks that enable seamless data flow between platforms and applications. • Design and develop responsive, high-performance web applications and client-facing interfaces with exceptional user experiences. • Translate strategic requirements and creative briefs into functional, intuitive digital products. • Implement modern front-end frameworks and best practices to ensure accessibility, performance, and cross-browser compatibility. • Collaborate with creative team members to bring design concepts to life while maintaining technical feasibility and scalability. • Conduct user testing and iterate on interfaces based on feedback and analytics. • Leverage AI development tools like Replit, GitHub Copilot, and other AI-assisted coding platforms to accelerate development cycles and improve code quality. • Explore and implement emerging AI technologies to enhance client solutions, including automation, personalization, and intelligent decision-making. • Build prototypes and proof-of-concepts rapidly using AI-powered development environments. • Stay current on AI development tools and techniques, sharing knowledge with the broader team. • Partner with Client Success, Digital, and Creative teams to scope technical requirements and translate business objectives into technical solutions. • Provide technical guidance on feasibility, timelines, and architecture decisions for client projects. • Document code, systems, and processes to ensure knowledge transfer and maintainability. • Troubleshoot complex technical issues across the full stack and provide solutions that balance immediate needs with long-term stability. • Support technical aspects of client onboarding, particularly for CRM implementations and marketing automation projects.

Job Requirements

  • 5+ years of experience in full stack development, preferably supporting marketing technology or agency environments.
  • Strong proficiency in back-end languages and frameworks (Node.js, Python, PHP, or similar) with experience building APIs and integrations.
  • Expertise in front-end technologies including HTML, CSS, JavaScript, and modern frameworks (React, Vue, or Angular).
  • Demonstrated experience with CRM and marketing automation platforms (HubSpot, Salesforce, High Level, or similar) including custom integrations and implementations.
  • Solid understanding of UI/UX principles with ability to design intuitive, user-centered interfaces.
  • Experience with database design and management (SQL and NoSQL databases).
  • Proficiency with AI-assisted development tools such as Replit, GitHub Copilot, Cursor, or similar platforms.
  • Experience with version control (Git), CI/CD pipelines, and modern development workflows.
  • Understanding of web security best practices, HIPAA compliance considerations, and data protection standards.
  • Strong problem-solving skills with ability to debug complex issues across multiple systems.
  • Excellent communication skills with ability to explain technical concepts to non-technical stakeholders.
  • Self-directed and proactive, with ability to manage multiple projects and priorities simultaneously.
  • Bonus: Experience with healthcare, legal, or other regulated industry technical requirements.

Benefits

  • Health insurance
  • 401(k) matching
  • Flexible work hours
  • Professional development opportunities

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