Top Javascript Jobs in Miami, FL

Develop and support low-code applications, dashboards, workflows, and integrations using Microsoft Power Platform and ServiceNow. Engage Coast Guard users during roadshows to gather requirements, create prototypes, and deliver MVP solutions. Translate business needs into technical designs, data models, user stories, and workflow logic; support testing, Agile delivery, troubleshooting, documentation, and production transition.

Designs, develops, maintains, and supports healthcare application integrations and EHR connectivity. The role works with HL7, FHIR, REST, XML, JSON, Java, JavaScript, and integration engines such as Rhapsody or Mirth. Responsibilities include interface governance, authentication and security strategy, monitoring, troubleshooting, testing, change management, documentation, stakeholder communication, and occasional on-call production support.

Develops, implements, maintains, tests, and troubleshoots software applications supporting company systems. Collaborates with business analysts and lead developers to analyze requirements, design solutions, document functionality, conduct code reviews, support QA and deployments, manage version-controlled code, and resolve production defects. The role participates in software development projects, communicates progress, and provides on-call night support.

Perform load, stress, and endurance testing across e-commerce storefronts, internal SaaS tools, and AI agent services. Design test strategies, execute tests with tools like JMeter/Gatling, analyze observability metrics, identify bottlenecks in Node.js/NestJS, PostgreSQL, and Redis, and integrate performance tests into CI/CD while collaborating with SRE and backend teams.

Lead architecture, technical direction, implementation, and delivery across Scripture-centered web and mobile products. Translate product concepts into technical plans, review code and vendor work, ensure quality and security, and guide scalable serverless solutions. Mentor engineers, promote development and DevOps best practices, support AI adoption, and collaborate with product managers, ministry leaders, stakeholders, and external partners. The role is a remote individual-contributor position requiring occasional domestic travel and U.S. work eligibility.

Design, develop, test, and maintain scalable full-stack applications supporting Scripture access. Guide software and infrastructure decisions, diagnose technical issues, improve application performance and security, participate in Agile delivery, mentor engineers, conduct constructive code reviews, document systems, and lead AI-enabled software engineering improvements.

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, build, and maintain cross-platform mobile applications and end-to-end web features. Implement front-end interfaces, back-end services and RESTful APIs, optimize databases, write tests and documentation, perform code reviews, and collaborate with UX, QA, and DevOps to deliver high-quality, secure, and performant solutions.

Lead engineering for a hyperscale deployment platform serving Microsoft 365 services. Design and deliver scalable deployment features across the full software lifecycle, mentor engineers, and drive automation and AI-powered solutions that improve reliability, efficiency, performance, and operational excellence. Collaborate with product managers and partner teams while ensuring high-quality, maintainable, production-grade software.

Principal UI Engineer responsible for architecting real-time collaboration infrastructure, scalable web platforms, and AI-augmented developer tools. The role spans React and TypeScript UI engineering, CRDT-based synchronization, PostgreSQL persistence, performance optimization, CI/CD, observability, security, and platform resilience. The engineer will lead architecture, reliability, incident management, engineering standards, AI-assisted development quality, and mentorship across engineering, design systems, and product teams.

Operate and maintain a disconnected C3 AI Platform deployment at a secure government facility. Responsibilities include monitoring system health, responding to incidents, troubleshooting Linux and Kubernetes environments, performing offline upgrades and patches, automating operations, creating runbooks, supporting customer applications, and translating customer needs into technical enhancements. The role requires customer-facing communication, on-site work, U.S. citizenship, and an active Secret clearance.

Leads platform engineering across learner and enterprise products, setting architecture direction, integrating AI and data capabilities, managing engineering managers and teams, and improving quality, reliability, security, accessibility, and delivery. Partners with product, design, IT, cloud operations, sales, and executives on strategy, planning, budgets, and enterprise SaaS outcomes.

Build and maintain scalable e-commerce and marketplace features across Node.js, React, MySQL, and MongoDB. Own complex features end to end, design backend services and APIs, integrate PunchOut procurement systems, improve platform security and reliability, conduct code reviews, and mentor engineers. The role requires strong full-stack JavaScript and TypeScript expertise, e-commerce domain experience, and the ability to work autonomously on high-volume transactional software.

Design and maintain cross-chain integrations, build transaction creation/signing and status-tracking flows, integrate liquidity/exchange/bridge providers, improve route safety and execution reliability, and help set architecture and engineering standards with product and platform teams.

Design, develop, test, audit, and deploy smart contracts and dApps. Integrate wallets, blockchain APIs, and Web3 infrastructure. Optimize for performance and gas efficiency, collaborate with cross-functional teams, monitor production systems, research emerging protocols, and document technical specifications.

Develop and maintain software using C#, .NET, web technologies, SQL Server, and AWS. Participate in the full SDLC and Agile Scrum processes, including design, development, unit testing, defect resolution, backlog refinement, and collaboration with product and QA teams. Build solutions using Microsoft-stack technologies, optimize databases and stored procedures, and support cloud-based application delivery.

Develop and implement baseline and custom ServiceNow applications, enhancements, workflows, scripts, integrations, and platform improvements for federal clients. Advise teams on ServiceNow architecture and best practices, analyze performance issues, translate business requirements into technical solutions, support multiple instances and domains, and collaborate within Agile/Scrum project teams. The role also supports enterprise monitoring, application rollouts, system stability, and customer-facing technical delivery.

Designs, implements, integrates, and optimizes scalable ServiceNow solutions for IT modernization. Leads implementations, custom application development, workflow optimization, data migrations, security, testing, deployments, and troubleshooting. Provides technical leadership, mentors developers, documents architectures, and ensures compliance with security and governance standards. Collaborates with technical and business stakeholders to translate requirements into maintainable ServiceNow solutions.

Own full-stack modernization of complex federal legacy systems using Java, Spring Boot, REST APIs, React, and relational databases. Responsibilities include analyzing workflows, designing scalable applications, building integrations, developing user-facing components, supporting the full SDLC, troubleshooting across application layers, and collaborating with technical and non-technical stakeholders. The role is fully remote and requires U.S. citizenship with the ability to obtain and maintain Public Trust clearance.

Build and scale data pipelines and partner integrations for an end-of-life open-source software dataset. Responsibilities include improving data quality, designing configurable risk-scoring models, integrating Kafka and data lakes, automating package generation and publishing, implementing monitoring and CI/CD, and documenting systems. The role also involves technical design, code reviews, mentoring, and collaboration with product and partner-facing teams.

Design and optimize networking infrastructure for Azure AI supercomputing clusters. Develop RDMA communication libraries, transport protocols, distributed systems, observability tools, and performance optimizations. Analyze latency, throughput, congestion, scalability, and fault tolerance across large GPU and accelerator environments. Lead technical architecture, write design specifications, resolve complex production networking challenges, and collaborate with hardware, silicon, AI framework, and infrastructure teams.

Design and build Azure Kubernetes Service features and AI-native infrastructure, improve service reliability and developer velocity, automate incident prevention/remediation, integrate AI tools, and operate distributed, containerized systems at cloud scale.

Designs, develops, deploys, and sustains Azure infrastructure for AI training and inference workloads. Responsibilities include coding, hardware and software integration, distributed systems, networking, GPU and cluster design, performance optimization, debugging, automation, test-driven engineering, documentation, partner collaboration, and on-call incident response. The role drives scalable, reliable infrastructure and mentors engineers while improving quality, maintainability, and customer outcomes.

Design, develop, test, deploy, and support enterprise full-stack applications using React, Java/Spring Boot, and Python. Build secure APIs, microservices, integrations, chatbot interfaces, and cloud-native solutions. Work with Azure or AWS, Docker, Kubernetes, CI/CD pipelines, databases, messaging systems, and enterprise security practices. Collaborate in agile teams, participate in architecture discussions, refine requirements, conduct code reviews, and maintain quality through automated testing. Experience integrating AI or generative AI solutions is preferred.

Develop and support full-stack enterprise applications for legal operations, matter management, document management, compliance, and business process automation. Build React frontends, Java and Spring Boot microservices, REST APIs, event-driven integrations, and cloud-native solutions. Work with databases, Docker, Kubernetes, Azure, AWS, CI/CD, monitoring, security, production support, and Agile delivery while collaborating with legal, compliance, product, architecture, and engineering teams.