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Senior Full Stack Developer

  • Job Title: Senior Full Stack Developer
  • Location: Remote — Central or South America
  • Job Type: Remote, Full-time
  • About Us: AgilityIO is a software development firm that designs and builds custom applications for startups and Fortune 500 companies. We are a global team of over 400 developers, QA engineers, project managers, and UX/UI designers with offices in New York City and Vietnam.
  • We’re looking for a versatile Senior Full Stack Developer to join our team and help build intuitive front-end experiences and scalable serverless backend systems. This role is ideal for someone who enjoys working across the stack with a strong emphasis on API integrations and modern web technologies.

  • Job Responsibilities

    • Design, develop, and deploy full-stack applications from the user interface to backend services.
    • Build responsive and intuitive web interfaces using modern JavaScript frameworks.
    • Develop and maintain GraphQL and RESTful APIs using serverless AWS technologies.
    • Integrate with internal and external services including CRMs and telephony platforms.
    • Manage and optimize relational databases and caching layers.
    • Contribute to DevOps efforts, including building and maintaining CI/CD pipelines.
    • Collaborate closely with product managers, designers, and engineering teammates across the organization.

  • Qualifications & Experience

    • Proficient in TypeScript, JavaScript, and Node.js.
    • Strong front-end development experience with frameworks like React, Angular, or Vue.js, along with solid knowledge of HTML5 and CSS3.
    • Experience building serverless applications using AWS Lambda, API Gateway, AppSync, SNS, SQS, and EventBridge.
    • Skilled in developing and consuming GraphQL and REST APIs, including experience with Apollo GraphQL.
    • Familiarity with AWS RDS (MySQL), Elasticsearch, and Redis for data and caching management.
    • Hands-on experience with DevOps tooling, including AWS CDK and GitHub Actions for CI/CD.
    • Knowledge of business domains like CRM, reporting, and telephony.

  • Preferred Qualifications

    • Comfortable working in a fast-paced, API-centric environment with high autonomy.
    • Experience with real-time data systems and event-driven architectures.
    • Exposure to monitoring and performance optimization tools.
    • Familiarity with design systems or component libraries (e.g., Storybook, Material UI).
    • A proactive mindset for problem-solving and delivering clean, maintainable code across the stack.
    • Experience with integrating CRM platforms such as HubSpot, ActiveCampaign, Pipedrive, FreshSales, or Zoho.
    • Familiarity with telephony APIs (e.g., Plivo) and integrating voice or messaging capabilities.

  • What We Offer

    • Competitive salary and performance-based bonuses.
    • Remote work arrangements
    • Career development opportunities and mentorship.
    • A collaborative, forward-thinking team culture.

  • Ready to Make an Impact?

    • If you’re passionate about both frontend and backend development and thrive in a dynamic, product-driven environment, we’d love to hear from you. Apply by emailing your resume to careers@agilityio.com.