Top Senior Javascript Jobs in Miami, FL

Senior iOS Developer to design and build secure, high-performance iOS apps using Swift (SwiftUI/UIKit). Implement webview integrations (WKWebView/ASWeb), ASWebAuthenticationSession for OAuth/SSO, JavaScript interop, and native features (camera, push, maps). Ensure responsive web content handling and secure data management. Remote role but must be Bangalore-based with weekly (~1 hour) client office visit to collect a device.

Leads architecture and hands-on development for Salesforce Commerce Cloud e-commerce platforms. Designs SFCC cartridges, storefronts, checkout pipelines, and headless integrations with enterprise services, payment gateways, OMS, CRM, and microservices. Performs code reviews, improves performance, establishes engineering standards, mentors developers, configures Business Manager, supports releases, and resolves complex technical issues. The role partners with product owners, merchandisers, and DevOps to drive online bookings, revenue, stability, and conversion.

Leads Salesforce Commerce Cloud e-commerce engineering, including SFCC architecture, cartridge development, SFRA and headless implementations, enterprise integrations, checkout, catalog, merchandising, and payment functionality. Provides technical leadership, code reviews, performance optimization, release collaboration, and developer mentorship. Partners with product owners, merchandisers, and DevOps to deliver reliable storefront experiences and resolve complex integration and platform challenges.

Leads Salesforce Commerce Cloud engineering for e-commerce storefronts, checkout, merchandising, catalog, and integrations. Designs and develops SFCC solutions using SFRA, cartridges, JavaScript, ISML, OCAPI, and SCAPI; integrates backend services, payment gateways, tax engines, OMS, and CRM systems. Oversees code quality, performance, deployments, architecture, and technical standards while mentoring developers and collaborating with product, merchandising, and DevOps teams.

Lead frontend architecture and development for an AI-powered voice platform. Build responsive dashboards and reusable components, integrate real-time WebSocket and WebRTC voice capabilities, consume AI backend APIs, manage complex application state, and optimize performance, accessibility, and reliability. Mentor frontend developers, establish coding standards, collaborate with designers and backend teams, and develop prototypes, testing strategies, and production-ready interfaces.

Designs, develops, and supports enterprise ServiceNow solutions across ITSM and HRSD. Builds custom applications, workflows, integrations, scripts, portals, user experiences, and Playbooks while supporting ServiceNow AI capabilities. Performs full-stack development, ensures security and compliance, translates business requirements into scalable solutions, and participates in architecture, code reviews, governance, and stakeholder collaboration.

Design, develop, test, deploy, and support RPA workflows and automation components. Translate business requirements into technical solutions, integrate workflows with systems such as SAP, troubleshoot production issues, document processes, train users, and ensure automation quality, governance, security, and performance. Collaborate with cross-functional teams on automation projects, proof-of-concepts, implementations, and ongoing operational support, including occasional on-call responsibilities.

Build and own Eve's marketing site and GTM engineering stack: integrate and optimize external tools, design AI agents for sales and marketing, implement webhooks and middleware to sync product/CRM data, and create programmatic campaigns and internal tools in partnership with Marketing, Sales, RevOps, and Product to drive growth and automation.

Leads the design, development, configuration, integration, testing, and implementation of ServiceNow solutions and custom applications. Translates business requirements into scalable architectures, mentors developers, conducts code reviews, and oversees platform governance, upgrades, security, performance, and data quality. Collaborates with business partners and customers on roadmaps, demonstrations, training, supply chain solutions, and project delivery. Develops database procedures, SQL queries, and custom interfaces while supporting continuous improvement and innovation.

Lead forward-deployed engineering engagements for strategic enterprise customers, diagnosing and resolving complex Windows deployment, management, update, application, performance, reliability, and security issues. Build automation, scripts, diagnostic tools, prototypes, and technical solutions; collaborate with Windows and Intune engineering teams on product fixes; and convert customer solutions into reusable playbooks and tools. Communicate findings to technical and executive stakeholders while delivering measurable improvements to Windows install-base health.

Lead design and implementation of Azure full‑stack, scalable skilling platform features. Drive CI/CD, reliability, automation, and AI/LLM-enabled capabilities. Mentor engineers, enforce engineering best practices, coordinate cross-team dependencies, and improve test automation and observability for enterprise-scale services.

Lead and grow a distributed software engineering team building Azure Kubernetes Service infrastructure. Define architecture, drive design reviews, ensure security, reliability, observability, CI/CD, and operations at scale. Guide implementation, incident response, and continuous improvement while coaching engineers and aligning stakeholders across Azure product teams.

Build and scale Xbox growth experiences across console, web, and mobile through full-stack engineering and data-driven experimentation. Responsibilities include proposing product hypotheses, designing A/B tests, implementing telemetry and analytics, shipping reliable services and client features, analyzing results, participating in on-call rotation, using AI-enhanced workflows, mentoring engineers, and driving experiments that improve retention and daily active users.

Lead design and delivery of enterprise Adobe Experience Platform solutions. Architect schemas, identity, ingestion, governance, personalization, and integrations with CRM/data lakes. Optimize CI/CD and deployment processes, mentor engineering teams, coordinate cross‑functional stakeholders, ensure security/privacy compliance, and produce architecture documentation and implementation roadmaps.

Own full-stack modernization of complex federal legacy systems using Java, Spring Boot, REST APIs, React, and relational databases. Responsibilities include analyzing legacy workflows, designing scalable applications, building backend integrations and user interfaces, testing and deploying software, troubleshooting across application layers, and collaborating with technical and non-technical stakeholders. The role supports Agile delivery and migration toward the Palantir platform.

Leads the design, development, deployment, maintenance, and support of scalable web applications. Responsibilities include coding, debugging, code reviews, API-first development, performance optimization, testing, cloud-native deployments, database and caching strategy, production monitoring, incident response, mentoring engineers, and cross-functional collaboration with product, design, customers, and vendors.

Define technical direction for hyperscale Azure Storage components; architect, develop, test, and support highly scalable, secure, compliant, and highly available cloud services. Lead multiple engineering projects, improve reliability, scalability, performance, consistency, and observability, and apply AIOps for incident detection, root-cause analysis, and operational excellence.

Build and optimize Xbox growth experiments across services, clients, console, web, and mobile. Develop telemetry and analytics systems, analyze experimentation results, and drive retention and daily active users. Ship secure, reliable full-stack features, participate in on-call rotation, collaborate across teams, and use AI-enhanced workflows to accelerate engineering. Mentor engineers, shape product hypotheses, and own ideas from prototyping through rollout and scaling.

Designs and leads secure, scalable full-stack and enterprise architecture solutions for federal modernization initiatives. Responsibilities include application and cloud architecture, API and systems integration, microservices, data flows, technical design reviews, modernization strategy, security and compliance alignment, and mentoring engineering teams. Requires strong Java and frontend expertise, cloud experience, and the ability to translate mission and business requirements into durable technical solutions.

Build and maintain full-stack Ruby on Rails and React applications for defense and logistics operations. Responsibilities include designing APIs and data models, developing multi-source ingestion pipelines, creating data visualizations, deploying services on Kubernetes, implementing observability and security, optimizing disconnected-environment performance, and collaborating with product and design teams. The role also involves architecture discussions, technical documentation, testing, code reviews, and integration with secure DoD systems.

Design and scale platform infrastructure, backend services, developer tooling, CI/CD pipelines, and secure cloud-native systems. Improve developer experience, reliability, observability, and incident response while establishing security and compliance controls. Partner with engineering and product leaders to shape architecture and platform strategy, mentor engineers, and support customer-facing logistics projects. The role uses Python, AWS, Terraform, containers, orchestration, event-driven architectures, and relational databases.

Build and modernize backend services supporting patient scheduling, order management, and patient access workflows. Improve scalability, reliability, and maintainability across legacy healthcare applications, microservices, containerized infrastructure, and Kubernetes platforms. Collaborate with engineering, platform, product, and support teams while using CI/CD, automation, automated testing, and AI-assisted development practices to address complex technical challenges.

Build and improve ClickUp’s core product experiences using Angular and React. Responsibilities include architecting reusable frontend code, collaborating with product, design, backend, integrations, and QA teams, improving performance and usability, maintaining unit and integration tests, resolving complex bugs, following state-management patterns, and mentoring teammates in a fast-paced environment.

Designs and develops scalable customer-facing web applications and microservices APIs. Leads complex system architecture, performs code reviews, mentors engineers, defines technical implementations, and guides engineering vision. Maintains sustainable business systems, supports compliance initiatives, and improves development processes. The role requires Java and Spring experience, cloud technologies, relational databases, REST and event-driven architectures, containerization, front-end development, and software lifecycle expertise.

Lead architecture and engineering for Azure core platform: define technology requirements, resolve cross-team issues, drive systemic reliability/performance improvements, mentor engineers, support on-call operations, and apply AI/ML to cloud operations.