Top Senior Javascript Jobs in Miami, FL

Build and evolve scalable backend systems and APIs for a large SaaS platform. Partner with Product, Design, and QA from ideation through deployment, contribute to microservices architecture, improve testing and observability, identify operational risks, and mentor teammates. The role emphasizes reliable, maintainable solutions, strong collaboration, architectural decision-making, and continuous improvement.

Design, build, test, deploy, and support full-stack Salesforce and integration solutions. Develop frontend components, backend services, APIs, data models, REST and event-driven integrations, and AI-powered automations. Use Salesforce technologies including LWC, Apex, SOQL/SOSL, and Flows. Apply AI-assisted development throughout the SDLC while maintaining code quality, security, and performance. Contribute to CI/CD, automated testing, code reviews, Agile ceremonies, architecture, debugging, and cross-functional technical collaboration.

Designs, develops, tests, and deploys SAP Analytics Cloud planning and reporting solutions for federal clients. Responsibilities include creating data models, stories, analytical applications, calculations, data actions, and business logic using JavaScript and SAC-native features. The role translates business requirements into technical specifications, configures demonstrations, resolves defects, and collaborates with architects, data integration teams, consultants, and subject matter experts.

Lead design, customization, and administration of CRM and real-estate development systems; build integrations, APIs, dashboards, and reporting; ensure data integrity and security; support pre-construction sales, budgeting, scheduling, and construction tracking; oversee upgrades, migrations, documentation, and training; mentor junior staff and manage third-party consultants.

Lead architecture and hands-on implementation of a full-stack platform and production AI systems (LLM integration, RAG, agentic workflows). Ship user-facing features across frontend, backend, data pipelines, infrastructure, testing, and monitoring. Set technical direction, tooling, and engineering practices while partnering with product and program teams.

Re-engineer legacy SharePoint 2013/2019 applications and workflows into Power Platform solutions, customize or develop Power Platform apps, configure SharePoint solutions using front-end technologies, integrate Microsoft SQL Server and Power Platform connectors, advise on architectures, and coordinate with project leads and end users.

Lead front-end development for cloud-based business software, collaborating with product and design across the SDLC. Define architecture and best practices, mentor teams, ensure performance and scalability, troubleshoot incidents, and advocate for UX while leveraging data to inform decisions.

Own and scale Adobe Experience Platform and Real-Time CDP implementations. Design data collection architecture using Web SDK, Edge Network, and datastreams; govern XDM schemas, identity, datasets, and data quality. Develop tagging, CJA connections and views, audience activation, privacy frameworks, and event-driven data layers. Troubleshoot ingestion and identity issues, integrate Adobe ecosystem tools and downstream systems, and collaborate with stakeholders on scalable technical solutions, governance, documentation, and enablement.

Design and implement automated test frameworks and data validation utilities for enterprise data platforms. Validate data transformations, pipelines, lineage, and performance across Databricks, Snowflake, Spark, Hadoop and cloud environments. Integrate tests into CI/CD, perform white-box and performance testing, investigate production defects, and collaborate with Data Engineering, Analytics, and business stakeholders to ensure P&C insurance data quality and regulatory readiness.

Build and maintain full‑stack TypeScript web applications, design RESTful APIs and microservices, optimize frontend and backend performance, write tests, participate across the development lifecycle, perform code reviews, and collaborate with product and design to ship scalable travel‑management features.

The Staff SDET will design and implement automated test frameworks using TypeScript, collaborate with developers, and enhance testing processes within CI/CD pipelines.

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.

As a Senior Frontend Engineer at Cinch, you'll lead the modernization and performance optimization of React-based user interfaces, collaborate with cross-functional teams, and architect scalable UI systems with a focus on AI-driven experiences.

The Senior Full Stack Developer will design, develop, test, and debug software solutions, collaborating with teams and optimizing applications. Responsibilities include user interaction design, back-end functionality, and ensuring software scalability and security.

Build and maintain end-to-end web applications: design, code, test, debug, and deploy backend APIs and front-end components. Improve legacy systems, create reusable libraries, and support operations and clients while collaborating with product and customers.

The Edge Functions Engineer will evolve the Supabase Edge Runtime, implement monitoring and optimizations, manage features, and work closely with the Deno open-source teams.

Designs, implements, and runs Java Spring Boot microservices and REST APIs; leads design, CI/CD, TDD, performance tuning, security, and cross-product collaboration. Coaches teams and owns product KPIs and production support.

Design, develop, customize and integrate Microsoft Dynamics 365 CRM/CE solutions. Build entities, forms, workflows, plugins, reports and dashboards using CRM SDK, C#, JavaScript, ASP.NET and SQL. Troubleshoot issues, estimate implementation approaches, collaborate with stakeholders, document solutions, and mentor junior developers. Banking domain experience preferred.

Lead technical design and implementation of secure, scalable enterprise applications. Coach and mentor engineers, enforce code quality, drive architecture, authentication/authorization, CI/CD, DevOps, observability, and SDLC governance to meet banking risk and regulatory standards.

As a Senior Software Engineer at Upwave, you will build scalable backend systems, develop APIs, and engineer data pipelines while collaborating with product and data science teams.

Build and maintain integrations connecting CoLab to CAD, PLM, and enterprise systems. Design and implement desktop and web capabilities, troubleshoot PLM/CAD workflows, collaborate with Product and Customer Success, and mentor engineers to deliver scalable, reliable engineering lifecycle software.

Design, build, test, and continuously deploy scalable infrastructure and platform tooling. Create technical specs and rollout plans, collaborate with stakeholders, mentor teammates, support services in production, and shape engineering practices across teams.

Build and operate the Data Plane Platform: design and implement scalable backend services in Go, REST APIs, and distributed systems; contribute full-stack using React and TypeScript for platform management; develop and run production cloud applications on AWS/GCP; ensure reliability through testing, CI/CD, and observability; troubleshoot across code and infrastructure and drive technical ownership.

Build and productionize customer-facing data and AI solutions on the Databricks platform. Own architecture and design decisions, develop end-to-end data pipelines and applications, integrate machine learning models, and guide enterprise customers through implementation and adoption. Collaborate with engineering, product, support, project managers, and customer stakeholders while delivering projects, documenting solutions, resolving issues, and creating reusable frameworks. Travel to customers approximately 20% of the time.

Design and implement the core components of the Agents Python framework, focusing on API and abstraction development for AI-driven applications.