Top Javascript Jobs in Miami, FL

Design, build, test, refactor, and maintain production Rails software using Rails, Bootstrap, Stimulus, and Postgres. Own a defined codebase area, design data models, review code, maintain disciplined testing, collaborate with product managers, and mentor 1–3 junior engineers. Contribute in a fast-moving startup environment, evaluate third-party tools and APIs, and use AI development tools such as Claude Code or Codex.

Leads full-stack application development for order management and procurement systems. Designs scalable solutions, establishes technical direction, mentors developers, enforces coding and testing standards, and delivers complex front-end and back-end features. Partners with architecture, delivery, and business teams to translate requirements into maintainable software. Drives engineering process improvements, risk mitigation, strategic planning, and responsible adoption of AI-powered development tools to improve productivity, quality, and testing outcomes.

Leads full-stack software design, development, architecture, testing, and deployment for custom applications and enterprise integrations supporting order management and procurement. Provides technical direction, mentors developers, enforces coding standards, manages risks, and drives engineering process improvements. Partners with architecture, delivery leadership, and business stakeholders to translate needs into scalable solutions. Uses AI-assisted development tools responsibly to improve productivity, quality, testing, and documentation while contributing hands-on to complex front-end and back-end work.

Leads the Customer Developer Experience engineering team, setting technical strategy for open-source TypeScript and React tooling. Responsibilities include supporting external developers, improving documentation and integration workflows, prioritizing work with cross-functional teams, recruiting, mentoring engineers, and maintaining high standards for software quality, testing, and reliability.

Build and maintain full-stack wealth management platform features using Python and Angular or React. Design service-oriented architectures and REST/SOAP APIs, work with relational databases and ORMs, contribute to AWS or Azure cloud architecture, and deploy using container technologies. Collaborate in Agile/Scrum ceremonies, participate in code reviews and demos, and work independently with distributed teams.

Design, execute, and analyze functional, regression, integration, system, and performance tests for a web-based observability platform. Create test plans and cases, track defects, collaborate with developers and product, improve QA processes, and potentially build/maintain automated tests. Participate in Agile ceremonies and investigate root causes to ensure timely resolution.

Build and lead scalable frontend products for Airbnb’s Community Support Engineering organization. Responsibilities include architecting web applications, developing reusable frontend components, designing supporting server-side APIs, implementing testing and experimentation, optimizing accessibility and performance, collaborating with product, design, machine learning, and generative AI teams, shaping technical direction, and mentoring junior engineers.

Provides second-line technical support for SaaS and private-cloud environments, diagnosing complex AWS, Kubernetes, API, search, and agentic-system issues. Partners with Engineering, Product, and customer-facing teams to resolve cases, lead technical account reviews, identify risks, improve processes, and create runbooks and documentation. Builds reusable AI workflows, prompt libraries, and MCP-connected investigation tools while mentoring junior engineers and supporting strategic customers.

Design, build, and maintain scalable E2E automation frameworks for web applications and APIs using Playwright or Selenium. Integrate Claude or other LLMs for self-healing tests, UI validation, and test data generation. Optimize QA workflows, manage defects and regression suites in Linear, integrate tests into CI/CD pipelines, and collaborate with engineering, product, and data science teams. Mentor engineers and lead quality initiatives in an Agile environment.

The role involves full-stack software development, adhering to Agile practices, and collaborating across teams. Responsibilities include coding, testing, and maintaining software systems while mentoring team members.

Design and maintain automated testing frameworks for web, iOS, and Android fitness applications. Integrate tests into CI/CD pipelines, build API coverage, test GPS and location features through simulation and sensor mocking, and use AI tools to improve QA workflows. Perform targeted exploratory testing, document defects, collaborate cross-functionally, estimate QA work, and advocate for quality throughout development.

Leads a small full-stack engineering team maintaining and enhancing a secure, scalable e-signature SaaS platform. Responsibilities include technical direction, mentoring, .NET and Angular development, Azure operations, reliability and performance improvement, incident response, deployment coordination, security and compliance, code reviews, technical debt reduction, and stakeholder collaboration. The role remains hands-on while overseeing platform stability, auditability, observability, and continuous product improvement.

Build and own WebGL and Three.js front-end experiences, including scene architecture, motion, visual design, performance, and accessibility. Prototype and validate products with users, use AI tools such as Cursor and Claude Code, and create reusable development patterns. Collaborate directly with company leadership, communicate technical constraints clearly, and progressively contribute across the full stack using Node, SQL, SST, and Drizzle.

Build, test, deploy, and maintain accounting software for transaction categorization, revenue recognition, and accurate financial reporting. Own projects end to end, create technical designs and rollout plans, conduct code reviews, collaborate cross-functionally, investigate production issues, improve reliability, and mentor teammates. The role involves working with typed Python, JavaScript, TypeScript, Vue.js, Terraform, AWS, and PostgreSQL in a remote environment.

Lead ambiguous, multi-team software projects for core accounting systems. Set technical direction, make architectural decisions, build and deploy reliable software, review technical specifications, investigate production issues, and improve system reliability. Collaborate with product and cross-functional stakeholders, mentor and sponsor engineers, and maintain high standards for clean, tested code. The role focuses on typed Python backend services, financial systems, integrations, and cloud infrastructure.

Design, maintain, and expand automated API and end-to-end test coverage using Playwright and TypeScript. Integrate tests into GitHub Actions quality gates, troubleshoot failures and flakiness, validate databases with SQL, and own performance and load testing. Manage test cases and traceability in Xray, document defects, participate in Agile ceremonies, collaborate with developers, and improve automation frameworks, test data strategies, and quality reporting.

Lead and develop engineering teams to deliver scalable, high-quality SaaS software. Balance people leadership and technical oversight, participate in architecture, enforce engineering best practices, manage delivery, observability, CI/CD, and cross-functional collaboration with Product, QA, and Ops.

Develop and maintain XNAT platform functionality for clinical and research imaging: design and implement features, write and test code (Java, JavaScript, Python), manage releases and CI/CD, triage defects, mentor junior engineers, integrate with adjacent systems (DICOM, JupyterHub, data lakes), and document architecture and upgrade procedures.

Provide engineering-level application support and troubleshooting across enterprise platforms. Diagnose and resolve complex incidents, implement configuration and light development fixes, perform data analysis, own issues end-to-end, reduce repeat incidents, improve system stability, and mentor Level I engineers while participating in a technology incubator program.

Coach, mentor, and train early-career software engineers; run daily labs; guide project requirements and implementation; support recruiting via technical interviews; assist Engineering Manager with planning, execution, and performance oversight; maintain and evolve training materials and course integration; capture feedback and escalate performance issues.

Lead and coach multiple consultant teams to deliver enterprise-scale capstone projects. Set technical direction, mentor engineers, manage priorities, plan and execute product delivery, define architecture and non-functional requirements, collaborate with stakeholders, maintain delivery pipelines, and drive continuous improvement in engineering and recruiting practices.

Customize and configure ServiceNow applications and workflows, manage releases and environments, analyze system interactions, gather and document requirements, develop integrations and import data, troubleshoot issues, and maintain processes, standards, and tools to support Service Transformation and IT operations.

Design, implement, and support web-based, AI-driven products in a microservice architecture. Collaborate with cross-functional teams to build performant, accessible front- and back-end components, translate business needs into technical solutions, and participate in UI/UX design and continuous learning.

Build pixel-perfect, high-performance Shopify stores from Figma designs. Convert designs into scalable themes using Liquid and JSON templates, implement performance and SEO best practices, develop CRO test variants, debug with DevTools, collaborate with designers/PMs/CRO/QA, and maintain clean, maintainable code across multiple client stores.

Build end-to-end product features and intuitive interfaces/APIs for document and workflow management. Lead design and implementation, collaborate with engineering to ship polished products, monitor success, and optimize frontend performance.