Top Remote Javascript Jobs in Miami, FL

Leads development and sustainment of secure, scalable production software using AI coding agents. Designs agentic development environments, orchestrates parallel workflows, validates AI-generated code, and integrates LLM platforms and conversational voice technologies. Advances cloud-native engineering, testing, APIs, databases, automation, and compliance practices while mentoring engineers and influencing technical stakeholders.

Lead end-to-end technical ownership for an e-commerce platform service area. Design, build, and ship production features; modernize legacy systems; establish architecture and engineering standards; optimize platform performance; plan roadmaps and sprint priorities; mentor engineers; improve developer productivity; and contribute to hiring. The role requires hands-on TypeScript, JavaScript, React, Node.js, AWS, Python, and Django experience in a remote United States or Canada environment.

Designs, develops, and maintains automated testing solutions for customer-facing applications and web services. Builds UI, API, integration, performance, and functional tests; integrates automation into CI/CD pipelines; investigates defects; improves test coverage, software quality, security, and reliability; and collaborates with Agile development teams on code and test reviews.

Develop, enhance, test, deploy, and support full-stack enterprise applications in AWS. Build front-end interfaces, backend services, REST APIs, integrations, and database components. Contribute to architecture and technical design, troubleshoot complex production issues, participate in code reviews, and support automated testing, CI/CD, Agile planning, and deployment activities. Collaborate with Product, QA, Cloud/DevOps, and engineering teams while following secure coding and software development standards.

Senior Full Stack Engineer responsible for taking over an existing software project, completing unfinished features, resolving bugs, improving frontend and backend systems, integrating APIs and databases, refactoring for reliability and scalability, and preparing the application for production. The role requires independent ownership, strong debugging and software development skills, collaboration with stakeholders, automated testing, deployment workflows, and clear technical documentation.

Design, build, test, and operate production-grade, secure, and scalable software and services. Partner with customers to translate requirements into technical designs, drive engineering best practices (CI/CD, testing, observability), deliver end-to-end solutions, lead technical workstreams, and apply AI/LLM approaches where appropriate to produce production-ready outcomes.

Build and maintain scalable, cloud-native APIs and core marketplace systems. Lead software architecture and testing discussions, collaborate across teams, and improve application reliability, performance, telemetry, and operational health. The role uses .NET Core and related technology stacks, front-end JavaScript frameworks, Kubernetes, AWS, PostgreSQL, OpenTelemetry, and AI development tools.

Build and operate MoonPay’s developer platform, including APIs, SDKs, embedded components, reference applications, and integration tooling. Design secure browser and mobile experiences, simplify payment and crypto workflows, and ensure reliable distributed transaction processing. Own developer interfaces, documentation, versioning, observability, and migration strategies while supporting authentication, identity, KYC, payment methods, and purchasing capabilities across web, iOS, and Android.

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.

Build and maintain full-stack features for a security infrastructure platform, expand PKI, PAM, and KMS products, work directly with enterprise customers, and explore AI applications in secrets management. The role requires strong JavaScript ecosystem expertise, particularly React, Node.js, and TypeScript, with optional Go and developer tools experience. This is a primarily remote role requiring work during US hours.

Build, optimize, and expand Infisical’s open source security infrastructure platform. Develop product features, work directly with enterprise customers, expand PKI, PAM, and KMS offerings, and explore AI applications in secrets management and security infrastructure. The role requires deep JavaScript ecosystem expertise, particularly React.js, Node.js, and TypeScript, with Go, DevOps, developer tools, and open source experience beneficial.

Join as the founding full-stack engineer to extend a TypeScript React/Next.js prototype, design product features, integrate AI/OCR, write tests and infrastructure, talk to users, and iterate quickly to drive growth.

Develop and support full-stack software and database applications across legacy and modernized systems. Integrate AI capabilities using LLMs, agents, and automation; promote responsible AI adoption; and contribute to platform quality, resiliency, testing, releases, and sprint planning. Provide post-production support, participate in on-call rotation, mentor team members, and collaborate with product teams to deliver scalable solutions for WWT’s sales organization.

Leads architecture, hands-on software development, deployment, and production issue resolution for strategic customer projects. Drives AI innovation, platform resiliency, security, observability, performance, and operational improvements. Partners with executives, engineering, product, and customer success teams to prioritize strategic programs, improve customer value, share technical best practices, and remove production blockers.

Develop and deliver scalable Salesforce solutions using Apex, Lightning Web Components, Visualforce, Flow, and OmniStudio. Responsibilities include requirements analysis, integrations, testing, deployment, debugging, code reviews, source control, and full software development lifecycle participation. The role also provides technical mentorship, collaborates with cross-functional teams, and supports public-sector mission applications.

Paid, remote 10-week internship supporting software feature development, testing, debugging, code reviews, documentation, API work, deployment pipelines, and sprint activities. Interns collaborate with Engineering, Product, and Design teams while gaining exposure to frontend, backend, cloud infrastructure, DevOps, and platform engineering. The program runs June 7 through August 13, 2027, requires full-time U.S. work authorization and residency, and includes a two-day in-person experience at Amplify headquarters in Brooklyn.

Design, develop, and architect enterprise applications using Microsoft Power Platform, including Power Apps, Power Automate, Power Pages, and Dataverse. Integrate enterprise data sources, build custom plugins and APIs, implement secure architectures, and establish ALM and deployment practices. Lead and mentor a team of developers, collaborate with stakeholders and technical teams, participate in Agile ceremonies, and present technical solutions.

The Staff Quality Engineer will establish testing strategy, expand scalable end-to-end automation, close coverage gaps, and define quality metrics and release gates. They will test AI-powered features, collaborate with developers on test planning, use AI tools for testing and triage, and coach engineering teams on quality-by-design practices. The role requires influencing multiple teams independently without a dedicated QE team or manager.

Work on real-world web applications across frontend and backend. Use modern frontend frameworks (React/Angular/Vue) and backend tech (Node.js, Python, Java, PHP). Integrate RESTful APIs with databases (MongoDB, PostgreSQL, MySQL), debug, test, optimize performance, and collaborate with designers and product teams while gaining hands-on mentorship.

Develops and sustains enterprise software applications using MuleSoft Anypoint Platform and low-code/no-code technologies. Translates business and system requirements into application designs, specifications, integrations, and code. Collaborates with business analysts, systems architects, and designers to implement third-party applications and APIs. Supports testing, documentation, reporting, and lifecycle management. The role requires experience with BPMN-based automation, agile development, Microsoft technologies, APIs, and MuleSoft development.

Lead QA strategy and scalable test automation for cybersecurity web applications using Playwright and JavaScript. Build and maintain reliable automated testing frameworks, integrate tests into CI/CD pipelines, establish quality gates, diagnose failures, and support security testing. Mentor junior engineers, conduct code reviews, collaborate cross-functionally, and improve testing practices, coverage, reliability, and release quality across multiple products.

Develop and debug production-grade full-stack applications across front-end and back-end systems. Build features, APIs, databases, and data models; troubleshoot end-to-end issues; analyze unfamiliar codebases; translate implementations across programming languages; and review AI-generated and developer-written code for correctness, security, scalability, performance, and maintainability.

Build and maintain software engineering infrastructure for AI development and evaluation workflows. Develop rubrics, review and label preference data, create scalable pipelines, document findings, navigate complex codebases, and improve evaluation quality and consistency. Collaborate with researchers and engineers in an ambiguous, fast-paced environment while applying strong judgment, debugging, communication, and system-design skills.

Evaluates AI-generated software for correctness, quality, efficiency, security, and maintainability. Designs programming challenges, reference solutions, test cases, and evaluation criteria. Reviews technical reasoning related to debugging, architecture, and system design, then provides structured feedback and documentation. The role requires strong programming fundamentals, software testing and code review experience, analytical problem-solving ability, and clear technical communication.

Provides technical leadership for Azure SQL databases supporting a highly available Azure service. Responsibilities include database performance tuning, reliability and capacity planning, schema changes, data migrations, observability, incident response, root cause analysis, operational automation, and technical strategy. The role partners with software engineers, SREs, and architects to improve scalability, durability, cost efficiency, and long-term service reliability across teams.