Top Senior Javascript Jobs in Miami, FL

Lead design and delivery of enterprise Pega BPM/case management solutions for financial services. Architect on Pega Infinity/8.x, Constellation/Cosmos, integrate with RDBMS/Oracle, AWS/Pega Cloud, implement connectors, decisioning, BIX, schedulers, and support deployments (containers optional). Provide technical leadership, stakeholder engagement, and work within Agile delivery.

Hands-on full-stack technical lead building Angular components and Java REST services with Spring Boot and Hibernate/JPA. Mentor engineers, define standards, collaborate cross-functionally, ensure accessibility, CI/CD, and deliver scalable, testable solutions.

Lead frontend development using Angular and NgRx to build scalable, high-performance web applications. Integrate REST and GraphQL, implement testing (Jest/Jasmine/Cypress), drive CI/CD adoption, perform code reviews, mentor junior engineers, and collaborate with UX, backend, and product teams to deliver responsive, accessible interfaces.

Build and maintain scalable React-based web applications using TypeScript and JavaScript. Create reusable UI components, integrate APIs, manage client-side state, optimize performance and accessibility, and collaborate with UX, backend, and product teams in a large engineering environment.

Define, design, and implement scalable, secure mobile and web application architectures. Lead technology decisions, mentor engineering teams, conduct architecture and code reviews, drive integrations, CI/CD, and cloud strategies, and enforce security, performance, and best practices across platforms.

Lead QA team to define and execute QA strategies, build and maintain mobile automation frameworks, integrate testing into CI/CD, set quality metrics, manage defects, review test plans, and report progress to stakeholders to ensure high-quality mobile applications.

Design, develop, deploy, and maintain backend components and large-scale cloud-based systems. Write tests, perform code reviews, debug, and collaborate with cross-functional teams to build scalable APIs, microservices, and reliable production software in an agile environment.

Senior frontend developer responsible for building and maintaining Angular 16+ UI in large distributed environments. Work includes HTML5/CSS3/TypeScript development, WebComponents, automated testing, CI/CD with Docker, Git workflows, cross-browser optimization, and collaborating on integrations with Java/Spring Boot REST services. Agile team collaboration and problem-solving required; banking domain experience preferred.

Develop custom scoped applications on the ServiceNow platform, collaborate with teams on data interfaces, and manage application testing and development requirements.

Design, develop, and modernize software by translating legacy mainframe code (COBOL/ASM/JCL/Copybooks) into Java microservices. Support UI integration, relational and hierarchical databases, batch and real-time processing, CI/CD, cloud-native and ZT/ICAM integration, and use AI/ML tools to assist translation and optimization. Work supports pre-production, testing, and integration activities.

Build and maintain the GG App across Windows, macOS, and iOS including installers, background services, auto-update systems, enterprise deployment paths, health reporting, AWS backend, and documentation. Lead architecture decisions, mentor engineers, participate in on-call support, and champion AI adoption and automation across engineering.

Lead frontend architecture and technical strategy for a collaborative work platform. Build scalable React/TypeScript applications, design systems, real-time collaboration (sync, offline, serialization), optimize performance and observability, mentor engineers, and collaborate with Product, Design, and Backend teams to deliver high-quality, maintainable user experiences.

Own and improve Plane's automated test suite for web and desktop clients: design frameworks, cover hard-to-test scenarios (concurrency, offline/recovery, agent-driven nondeterminism), keep tests fast and reliable, run suites in CI, test cloud and self-hosted environments, and triage failures across teams and community PRs.

Build and maintain platform systems that provision, secure, and observe isolated agent execution environments. Design reusable primitives for queues, jobs, locks, and service-bus mechanics. Extend Pulumi-based IaC, work with containers, Linux internals, storage, permissions, logging, and runtime debugging. Ship reliable, maintainable infrastructure-driven application code and collaborate in a small cross-functional team.

Design, build, and maintain scalable backend services and APIs; deliver product features end-to-end; maintain integrations; diagnose and resolve performance and reliability issues; improve engineering practices and architecture; support large-scale data ingestion and unified data access layers.

Own and modernize end-to-end Workday-to-Talent integrations: design, build, deploy, and operate integrations; define standards; implement transformation logic; ensure observability, reliability, and vendor delivery; document and coach partners.

As a Senior Shopify Developer, you will lead e-commerce solutions by customizing Shopify, collaborating with clients, and ensuring high-quality delivery of projects.

The Senior SRE Engineer will design, build, and maintain resilient infrastructure systems, manage infrastructure-as-code, and write tooling in various languages.

As a Staff Product Engineer, you'll lead the design and delivery of Vitable's financial systems, ensuring reliability, compliance, and scalability, while collaborating with cross-functional teams in a fintech environment.

The Staff Software Engineer will lead projects, mentor team members, write code using Python, Django, React, JavaScript, and TypeScript, and impact the healthcare system with software solutions.

As a Senior Software Engineer at Medallion, you'll lead projects, mentor team members, and work with technologies like Python, Django, React, and TypeScript to impact healthcare operations.

Develop and maintain web application user interfaces using Vaadin and front-end technologies. Apply UI fundamentals (including Fitts' law), refactor enterprise applications, collaborate with clients, and mentor/train other front-end developers.

The Staff Engineer will leverage over 5 years of experience in Java, JavaScript, and frameworks to develop robust solutions, mentor teammates, and enhance client outcomes while utilizing agile methodologies and cloud development tools.

The Associate Staff Engineer will lead automation testing efforts utilizing various tools and frameworks while mentoring teammates and implementing agile practices.

Seeking a Staff Engineer with 5+ years in Java, focusing on mentoring teammates, solving client challenges, and conducting cloud development.