Top Senior Javascript Jobs in Houston, TX

As a Freelance Solutions Architect, you'll design scalable marketing technology solutions focusing on CRM, CDP, and automation integrations, leading implementations for client success.

The Senior Software Engineer will develop and enhance features for the Keeper Browser Extension, ensuring quality, security, and performance, while collaborating with cross-functional teams and following coding best practices.

Lead front-end architecture and EDS migration for enterprise web applications using AEM. Define standards, develop reusable components (React/Angular), integrate Adobe Experience Cloud services, ensure performance, accessibility (WCAG 2.1), and mentor engineers while supporting delivery planning, technical governance, and API integration.

Build and maintain Supabase JS/TS SDKs used across runtimes. Author libraries, manage public repos, triage issues, review PRs, keep CI/release automation healthy, own type experience, support realtime/WebSocket semantics, ensure cross-runtime compatibility, write RFCs, docs, and migration guides, and improve SDKs for AI coding agents.

Design, build, and maintain scalable web applications for payroll and accounting. Collaborate with engineers and product partners, write tested code, participate in code reviews, contribute to architecture, improve CI/CD and monitoring, support production (including on-call), and communicate progress while continuously learning.

Define and build developer enablement materials for integrations: scope needs with sales engineers and clients; write guides; build reference implementations, connectors, scripts and AI skills; generalize one-offs into reusable kits; and feed product with evidence-backed feature recommendations.

Design, build, test, and deploy custom Salesforce solutions (Apex, LWC, Flows, Visualforce) across Sales Cloud, Service Cloud, and CPQ. Lead technical design, integrations (REST/SOAP), data management, security, governance, CI/CD deployments (Gearset/Copado/SFDX), provide L2/L3 support, mentor junior staff, and document standards and release processes.

Design, develop, and maintain scalable full‑stack web applications using Java/Spring Boot backends and React frontends. Build RESTful APIs/microservices, integrate third‑party services, optimize performance and security, write tests, participate in code reviews and architecture discussions, troubleshoot production issues, and contribute to CI/CD and DevSecOps practices.

Design, develop, test, and deploy scalable enterprise web applications and APIs using .NET technologies. Build front-end features with Angular/React, optimize performance and security, run CI/CD pipelines, work with cloud-native and containerized deployments, participate in architecture and code reviews, mentor junior developers, and collaborate in Agile teams to troubleshoot production issues.

Lead development and optimization of web scraping pipelines to extract, clean, and store large-scale web data. Handle dynamic content, pagination, distributed scraping, database design with NoSQL, deploy jobs to cloud, and monitor systems for reliability and data quality. Support ML-based data cleaning and categorization.

Lead design, development, and implementation of Salesforce solutions (LWC, Apex, Visualforce) including Experience and Commerce Cloud and Accounting Seed. Build integrations (REST/SOAP, payment gateways), CPQ and Marketplace apps, mentor developers, perform code reviews, and optimize platform performance and reliability.

Design and maintain federated GraphQL schemas and server-driven UI; build fast, accessible front-end apps with React and TypeScript; develop and optimize GraphQL/SQL backends; operate production services (Kubernetes, observability in DataDog), own releases and on-call rotations; drive testing, CI/CD, technical debt reduction, mentoring, and cross-team coordination.

Design, build, and operate bidirectional integrations between the Quadrivia AI platform and major US EHRs and healthcare systems. Implement HL7v2 and FHIR R4 interfaces, operate integration engines (InterSystems IRIS or equivalents), ensure secure connectivity and compliance (HIPAA/SOC2/HITRUST), guarantee data integrity and patient matching, coordinate parallel integration teams, set standards, mentor engineers, and support customer security reviews and go-lives.

The Senior Oracle Payroll Integrations Developer will design, develop, and maintain integrations across payroll systems, ensuring data integrity and compliance while optimizing performance and scalability.

Design, manage, and implement Appian-based applications for financial services and insurance clients. Capture requirements with Tech Leads, translate business needs into solutions, deliver custom Appian implementations, collaborate with architects and delivery teams, and develop reusable assets, accelerators, and best practices.

Lead frontend development using React.js to build responsive, accessible UIs. Integrate React applications with CMS platforms, implement reusable components following atomic design, and use browser storage APIs (LocalStorage, SessionStorage, IndexedDB). Collaborate with designers, backend teams, and QA, and follow Git and CI/CD workflows.

Design, develop, and configure Salesforce solutions (Apex, LWC, Visualforce) to meet business requirements. Integrate internal/external services, follow Salesforce best practices and governor limits, document solutions, support Product Owners, and collaborate with stakeholders and the Salesforce team. Maintain CI/CD/DevOps practices and enhance user experience.

Lead full-stack development using React, Node and TypeScript. Design scalable architecture, write and review code, ensure performance, accessibility and security, mentor off-shore teams, participate in Agile ceremonies, support production (including weekends/off-hours), and collaborate with cross-functional teams to deliver business-critical applications.

Design, build, and operate scalable, secure cloud infrastructure and CI/CD pipelines. Manage Kubernetes environments, implement IaC (Terraform), improve observability, troubleshoot production issues, support security/compliance, and mentor junior engineers to optimize platform reliability and cost.

Lead team in developing Enterprise B2B solutions, uphold quality standards, drive AI adoption, mentor engineers, guide architecture and legacy modernization efforts.

The Senior Java Developer will design, develop, and implement custom software solutions in Agile teams, mentor juniors, and ensure product quality.

Lead technical implementation of custom web projects, focusing on WordPress back-end development, while ensuring quality, security, and collaboration with teams.

Develop AI/ML-powered features in ClickHouse Cloud, focusing on frontend and API architecture, UI/UX, and integrations with AI systems.

Design and develop scalable software solutions, lead engineering workstreams, ensure code quality, mentor junior developers, and collaborate on technical strategies to enhance digital experiences for BECU members.

Build and operate the Veeam Data Cloud GOV environment: map systems, write runbooks, define SLIs/SLOs, run incident response, close observability gaps, automate deployments and support fleet management while working across security and compliance constraints.