Top Senior Javascript Jobs in Miami, FL

Design, deploy, secure, and maintain scalable AWS infrastructure using Terraform and GitLab CI/CD. Provide application and cloud support, monitor systems, troubleshoot incidents, manage IAM, perform maintenance and backups, improve observability and reliability, and guide cloud architecture and deployment decisions. Collaborate with engineering, security, data, and infrastructure teams while supporting audits, documentation, disaster recovery, and on-call operations.

Define and lead quality strategy for company reference data systems. Build automated testing across data pipelines, APIs, events, and end-to-end workflows; establish golden datasets, quality metrics, release gates, and regression coverage. Validate matching accuracy, data lifecycle risks, and production signals. Partner with developers and leaders, apply AI to testing, and coach engineers to improve quality across teams.

Lead Salesforce development and integrations across Health Cloud, Service Cloud, and Marketing Cloud. Design and review Apex, Visualforce, LWC/Aura, optimize SOQL and bulk processing, manage CI/CD and version control, enforce security/compliance (HIPAA, SOC2), implement test automation, and coordinate releases and environment deployments while collaborating with admins, stakeholders, and other IT teams.

Leads customer-facing solution architecture and engineering enablement for secure, cloud-native government delivery projects. Responsibilities include advising customers, mentoring engineers, managing proof-of-concept initiatives, designing systems, building CI/CD pipelines, deploying and troubleshooting Kubernetes-based packages, and improving team processes. The role also supports demonstrations, technical content, market research, and growth initiatives while collaborating across technical and business teams.

Build AI-powered applications, APIs, integrations, agentic workflows, dashboards, and marketing automations. Connect GoHighLevel with CRMs, databases, AI services, and external tools using webhooks, OAuth, and REST APIs. Rapidly prototype solutions with Replit and Lovable, troubleshoot and monitor automations, document systems, and identify opportunities to eliminate manual work. The role requires creative experimentation, strong independent problem-solving, and occasional travel to quarterly conferences and live sales events.

Manage and mentor software and systems engineers while remaining hands-on with Python, TypeScript, and SQL development. Lead architecture, cloud infrastructure, data pipelines, CI/CD, testing, security, HIPAA compliance, and system reliability. Partner with clinicians, product managers, and security teams to deliver healthcare technology solutions. Oversee technical initiatives, budgets, hiring, team culture, incident response, and engineering processes for a fully remote team.

Drive quality assurance for web features from technical handoff through production release. Responsibilities include test planning, test case creation, functional and exploratory testing, regression, UI/UX, cross-browser, responsive, API, and end-to-end testing. Support releases through build validation and monitoring, document and review tests, collaborate with product and engineering teams, improve QA metrics, and optionally contribute to test automation.

Leads ServiceNow platform architecture, solution design, implementation strategy, governance, and roadmap ownership. Directs multidisciplinary delivery teams across complex, multi-module implementations; partners with executives, stakeholders, developers, project managers, and implementation partners. Designs scalable architectures, integrations, data models, and governance frameworks; assesses platform health and optimization opportunities. Manages risks, scope, quality, and business outcomes while mentoring delivery teams and communicating platform value through business cases, technical specifications, and executive presentations.

Designs, deploys, and operates secure, scalable AWS infrastructure using Terraform and GitLab CI/CD. Provides application support, monitoring, incident response, automation, IAM administration, backups, upgrades, documentation, and audit support. Collaborates with development, security, data, and infrastructure teams to improve reliability and optimize analytics platforms. Participates in on-call operations and guides stakeholders on cloud architecture, deployment strategies, and AWS best practices.

Lead the technical architecture and implementation of scalable GTM systems, Salesforce solutions, integrations, AI-powered workflows, data models, and scoring frameworks. Build advanced Salesforce applications using Apex, Flow, APIs, and custom objects; manage Workato and Zapier integrations; prototype with AI development tools; translate executive goals into technical designs; and mentor GTM engineers and administrators on development, testing, documentation, and deployment best practices.

Develops, modernizes, tests, documents, and sustains software applications for NAVSUP BSC. Responsibilities include coding with .NET and related technologies, integrating systems, implementing cybersecurity controls, automating CI/CD pipelines, managing artifacts, troubleshooting production issues, conducting quality audits, and supporting secure cloud-native architectures. The role collaborates with engineering, security, operations, and government stakeholders in an Agile environment.

Develop, test, deploy, and maintain RPA solutions using Microsoft Power Automate Desktop, with emphasis on Finance workflows. Identify automation opportunities, design reusable components, integrate Microsoft and third-party systems, document processes, troubleshoot exceptions, train stakeholders, and support governance, security, and compliance standards.

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.

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, 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.

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.

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.

Integrate autonomous ocean-platform hardware, software, satellite communications, telemetry pipelines, and defense networks. Design secure data pathways, ingest and transform oceanographic and acoustic data, implement bidirectional command-and-control interfaces, configure SATCOM, and support vendor integration. The role requires METOC data expertise, tactical visualization familiarity, network configuration skills, Zero Trust principles, and collaboration across defense organizations and industry partners.

Develops and supports secure full-stack applications and integrations across Microsoft Dynamics 365, Business Central, Power Platform, and Azure. Responsibilities include building C#/.NET APIs and services, creating React-based web experiences, implementing authentication and cloud security, troubleshooting production systems, and managing CI/CD through GitHub or Azure DevOps. The role partners with technical and business stakeholders to translate requirements into maintainable solutions, resolve defects, and improve platform reliability.

Build and maintain full-stack applications that deliver AI/ML insights through backend services, REST APIs, containerized microservices, and high-performance front-end interfaces. Responsibilities include cloud-native development on Google Cloud or Azure, database management, testing, CI/CD automation, security, troubleshooting, and Agile collaboration.

Leads hands-on Appian application development across design, coding, testing, deployment, maintenance, production support, and incident triage. Serves as the senior developer on an Agile team, coordinating with product owners, business analysts, UX, and QA. Produces architecture and technical documentation, guides integrations and security modeling, oversees development tasks, performs peer reviews, and supports compliance, risk management, and continuous Appian platform improvement.

Design, build, and maintain cloud-hosted SaaS platforms and deployment artifacts. Own Helm charts, containers, IaC, CI/CD pipelines, and serverless components. Ensure scalable, secure Kubernetes/OpenShift deployments, monitor performance, troubleshoot production issues, and collaborate with platform, security, and infrastructure teams.