Top Javascript Jobs in Miami, FL

Build and maintain Ember.js web applications: implement components, routing, data models, adapters/serializers, and integrate REST/SOAP/streaming APIs. Collaborate with data engineering to display large datasets and dashboards.

Develop and maintain React-based web applications and complex RESTful APIs (Express.js). Implement routing, templates, advanced database queries, nested JSON processing, and integrate REST/SOAP/stream APIs and cloud managed services at scale. Work as an individual contributor in a fast-paced startup environment.

Develop and maintain React-based web applications, building UI components with JSX, HTML5, CSS3 and JavaScript. Integrate REST/SOAP/streaming APIs, work with Redux/Flux workflows, collaborate with data engineering to display large data sets, charts and dashboards, and contribute as an individual product-focused developer.

Develop and maintain Express.js web applications and complex RESTful APIs. Write JavaScript from scratch, design advanced SQL/NoSQL queries, handle nested JSON/XML, ensure API security and scalability, and collaborate with data engineering on data-platform products.

Remote entry-level DevOps role responsible for deploying and managing containerized Python and JavaScript applications on cloud managed services (AWS/Azure/GCP). Implement CI/CD pipelines, container orchestration (Kubernetes/EKS/AKS/GKE), deploy web and microservice applications, node/django apps, and managed databases. Opportunity to work on data and ML infrastructure and scale deployments.

Design, build, and maintain RESTful, SOAP, and GraphQL APIs; integrate third-party services and databases; implement OAuth2/JWT authentication; optimize performance with caching and load-balancing; document APIs; use Postman/Swagger/OpenAPI/SoapUI; work with cloud platforms, containerization, automated testing, and SQL/NoSQL databases.

Develop and maintain full-stack applications using modern JavaScript frameworks, manage cloud infrastructure, and ensure code quality through testing.

Build and ship full‑stack features for transportation management and other client products. Design and implement APIs and UIs, collaborate with product and design, own delivery, write modular testable code, troubleshoot and iterate quickly, and mentor peers.

Build, ship, and maintain production-quality web and mobile products. Contribute across product, design, and engineering, own delivery, write modular testable code, and mentor teammates while iterating quickly to deliver business value.

Build, maintain, and ship a high-quality React Native mobile app for a logistics startup. Collaborate with product, design, and engineering teams, own delivery, troubleshoot issues, and mentor teammates in a fast-paced, startup environment.

The QA Engineering Manager will lead a team in building and implementing AI-driven QA processes, focusing on automation, mentoring staff, and ensuring quality standards across product lifecycles.

The Senior Full-Stack Software Engineer will design, build, and maintain secure, scalable web applications using modern technologies, with a focus on AI-assisted development and application security.

The role involves designing and building internal web applications for Nebius, focusing on automating data center operations and developing user interfaces for infrastructure management.

The role involves building prototypes using Crossmint's APIs, engaging in community interactions, improving developer documentation, and facilitating workshops, with an emphasis on exploring new frameworks and tools in agentic AI and crypto infrastructure.

The Senior Software Engineer will develop orchestration and autoscaling for the Lucenia search platform, working with cloud technologies and Kubernetes to manage services and mentor team members.

The Senior AI Engineer leads software implementation, mentors engineers, collaborates with product and DevOps teams, and ensures production reliability.

Design, build, and deliver Dataverse-first Dynamics 365 CE solutions across design, development, and post-go-live support. Own end-to-end technical delivery, build plugins/integrations, define data/security models, lead architecture workshops, mentor developers, and support sales and technical validation with Microsoft FastTrack.

Design, build, test, and maintain enterprise applications and integrations for VA healthcare modernization. Work in Agile teams to develop APIs, microservices, CI/CD pipelines, and DevSecOps practices, support legacy VistA/MUMPS systems, troubleshoot performance and integration issues, and ensure federal cybersecurity and compliance.

Lead SRE work to improve availability, reliability, observability, and security for a distributed SaaS platform. Build and maintain IaC (Terraform, CloudFormation), support CI/CD, manage containerized production environments (Kubernetes/EKS), run disaster recovery exercises, participate in on-call rotation, collaborate cross-functionally, and mentor teams while integrating tooling including AI into SRE workflows.

Lead and grow a full‑stack engineering team delivering cloud‑based, scalable healthcare software. Oversee development, QA, APIs, data interactions, UI work, testing (TDD), performance optimization, hiring, and career development while ensuring security and interoperability.

As a Freelance Solutions Architect, you'll design scalable marketing technology solutions focusing on CRM, CDP, and automation integrations, leading implementations for client success.

Design, build, and maintain FeeNavigator features across backend and frontend. Optimize MySQL queries, write unit/integration/end-to-end tests, refactor complex code, document architecture, participate in code reviews, collaborate with Product and SRE, diagnose incidents and performance issues, and contribute to development process improvements.

Build and maintain Django-based web applications, design RESTful APIs, implement frontend features (HTML/CSS/JS), optimize performance and security, collaborate with cross-functional teams throughout the development lifecycle.

Unpaid software engineering internship focusing on full-stack web development with TypeScript, Next.js/React and Node/Express. Work on front- and back-end features, responsive UI with Tailwind, animations with Framer Motion, PostgreSQL and MongoDB integration, REST APIs, microservice-based architecture, code reviews, debugging, and product planning in a remote-first startup.

Build and maintain full‑stack TypeScript web applications, design RESTful APIs and microservices, optimize frontend and backend performance, write tests, participate across the development lifecycle, perform code reviews, and collaborate with product and design to ship scalable travel‑management features.