Top Javascript Jobs in Miami, FL

Hands-on Principal engineer who designs, builds, and operates production-grade Azure solutions with strategic customers; develops an observability-focused Azure service, supports live production via on-call and incident response, creates reusable tooling and reference implementations, and drives platform improvements while mentoring field engineering teams.

Design, implement, and operate highly scalable Azure cloud services and full‑stack features for Compute Manager. Own design, coding, debugging, reliability, and on‑call operations as a DRI. Collaborate across teams to improve availability, performance, observability, and run distributed systems at hyperscale.

Design and implement scalable first-mile networking solutions for Microsoft 365 Substrate and COSMIC. Drive design, dependency identification, coding, optimization, debugging, and on-call monitoring. Analyze production telemetry to improve reliability, performance, and observability. Act as a DRI, lead design and release plans, and collaborate with stakeholders to meet product requirements at global scale.

Design, build, and own operator services that provision, repair, and manage bare-metal GPU servers. Implement secure, extensible code across firmware, imaging, DPU initialization, and network configuration. Operate and monitor GPU fleets at scale, serve on-call rotations to resolve incidents, and apply AI tools across the SDLC while driving automation, telemetry, and reliability improvements.

Leads the design, implementation, optimization, and support of highly scalable Azure Storage services. Responsibilities include end-to-end performance testing, benchmarking, automation, profiling, bottleneck and root-cause analysis across compute, storage, and networking layers, KPI definition, scaling recommendations, and operational incident response. The role collaborates across teams, drives project and release plans, supports reliable and secure services, and mentors engineers while participating in on-call responsibilities.

Volunteer to design, build, and maintain Discord bots using best practices. Write efficient JavaScript/TypeScript code, collaborate via Git/GitHub, respond within 24 hours, and commit ~5 hours/week for 2-3 months. US-based, remote, unpaid role with mentoring and developmental benefits.

Lead full‑stack engineering work to design, build, and maintain core product features (React/Next.js, Node.js, Firebase, GCP). Drive architecture, deployment, testing, performance, and developer experience. Mentor engineers, conduct code reviews, collaborate with CTO and product, support customers, and help scale the product and engineering culture.

Design, develop, configure, and integrate custom ServiceNow scoped applications using App Engine, Flow Designer and Integration Hub. Implement front- and back-end scripts, Service Portal components, Virtual Agent, mobile features, and 3rd-party integrations. Participate in Agile ceremonies, produce technical documentation, troubleshoot configurations, and maintain platform certifications and release updates while adhering to bank compliance requirements.

Build end-to-end features in a JS/TS stack, designing scalable backend services and responsive real-time frontends. Improve observability, performance, and reliability, collaborate with product/design, and own full-stack implementation from APIs and data models to UI.

Lead development and maintenance of responsive websites and marketing campaign assets using Node.js and React. Manage backlogs, REST API integrations, Git repositories, Docker deployments, platform performance, security (OAuth2), user access, and stakeholder communication. Mentor developers and deliver cross-functional web improvements.

Build and operate Node.js services: write reusable, testable, efficient code; develop and improve features; contribute to process and infrastructure improvements; participate in testing and deployment.

Develop, test, and operate Node.js/TypeScript backend services. Write reusable, efficient code, implement and improve features, and contribute to process and infrastructure improvements.

Build and maintain fintech mobile apps for iOS and Android using React Native and TypeScript. Create pixel-perfect screens from mocks, optimize performance, write testable code and automated tests, integrate REST APIs and third-party libraries, work in Agile/Scrum, and collaborate remotely within a digital nomad community.

Remote junior .NET developer to design, build, integrate, deploy, and provide production support for web applications serving housing programs. Responsibilities include data/business analysis, developing reports, QA testing, writing documentation and user guides, gathering requirements, creating mock-ups, and configuring application deployments.

Lead and coach multiple full‑stack engineering teams and Consultants in Training. Set technical direction for Capstone Projects, translate requirements into deliverables, drive architecture and system design, manage schedules and performance, and improve recruiting and delivery pipelines. Champion agile practices, quality, tooling, and continuous improvement while interfacing with clients and senior leadership to deliver enterprise-scale software and mentor consultants toward placement and career growth.

Coach, mentor, and train early-career software engineers; run lab sessions; support recruitment via technical interviews; guide project requirements, execution, and engineering best practices; assist Engineering Manager with planning, performance oversight, and integration of training materials and feedback.

The Staff Engineer will lead cross-functional teams, focus on AI development practices, ensure scalable engineering, and evolve system architecture at ParentSquare.

Design and lead end-to-end, secure, scalable application and integration architectures for federal modernization projects. Translate requirements into architecture strategies, guide API and cloud designs, evaluate tradeoffs, mentor teams, and ensure solutions meet security, compliance, and performance needs.

Join a small team to improve a tech product aimed at upskilling users in MENA, working with JavaScript and Node.js in a collaborative remote environment.

The PHP Developer will design and architect web applications using the LAMP stack, collaborate with teams, optimize performance, ensure security, mentor junior developers, and conduct code reviews.

This role involves developing AI-powered analytics interfaces and tools, collaborating with a skilled team to enhance customer data experiences.

As a Cloud Software Architect/Developer, you will design and implement software solutions on a cloud-based platform, focusing on both frontend and backend development while collaborating with a small team.

Lead and grow a high-performing engineering team, partner with stakeholders to ensure the right problems are solved, guide technical decisions and architecture, improve processes and remove bottlenecks, balance long-term investments with near-term delivery, and foster ownership and continuous improvement in a remote, distributed environment.

Lead application modernization projects by engaging with customers, designing solutions, executing migration plans, and ensuring seamless implementation of scalable applications using cloud technologies.

Develop and test applications using AngularJS and Java technologies. Focus on user interface design, performance testing, and provide support. Requires on-site travel if needed.