Sr. Full Stack Developer

Sr. Full Stack DeveloperBrooksource is seeking a Senior Full-Stack Developer to support the Modern Sales initiative at a Fortune 200 energy client. Modern Sales is a strategic transformation program focused on modernizing the energy sales process through advanced analytics, data-driven decisioning, and AI-enabled technology. The platform empowers sales teams to leverage customer, market, and operational data to improve decision-making, identify opportunities, and deliver more effective customer interactions.As the Modern Sales platform continues to scale across markets, the Senior Full-Stack Developer will play a key role in the development, technical governance, enhancement, and production support of the applications that power the Modern Sales ecosystem. This is a hands-on senior engineering role requiring strong expertise in React.js, Python, FastAPI, SQL Server, Microsoft Azure, and CI/CD practices. The ideal candidate will be comfortable owning solutions throughout the software development lifecycle, establishing development standards, and ensuring the platform can scale as new capabilities, users, and markets are introduced. You will collaborate closely with data scientists, data engineers, product teams, and business stakeholders to deliver scalable, reliable, and intuitive solutions.Design, develop, enhance, and maintain full-stack applications supporting the Modern Sales platformBuild responsive, intuitive, and scalable user interfaces using React.js, JavaScript, HTML5, and CSS3Design and develop backend services and RESTful APIs using Python and FastAPIDevelop and optimize application data models, queries, and integrations utilizing SQL ServerIntegrate Modern Sales applications with data platforms, analytical models, AI capabilities, internal enterprise services, and third-party APIsPartner closely with data scientists and data engineers to expose analytical models, recommendations, scoring, and decisioning capabilities through user-facing applicationsBuild modular, reusable application components that can scale as Modern Sales capabilities expand across markets and business unitsEstablish and maintain technical development standards, reusable patterns, coding practices, and application governance across the Modern Sales programParticipate in architectural and technical design discussions to ensure solutions are scalable, maintainable, secure, and aligned with enterprise technology standardsDevelop and maintain CI/CD pipelines within Azure DevOps, including YAML configurations, automated testing, release workflows, and deployment monitoringImplement unit and integration testing across front-end and backend components to improve application quality and release reliabilityParticipate in Git-based development processes including branching, pull requests, code reviews, merge strategies, and release managementImplement structured logging, monitoring, error handling, and observability to support production operations and troubleshootingTroubleshoot complex production issues across the front end, backend services, APIs, databases, cloud infrastructure, and application integrationsSupport application releases, testing, validation, deployment, and post-production stabilization activitiesIdentify technical debt, recurring issues, and opportunities to improve platform performance, scalability, reliability, and maintainabilityMaintain technical documentation covering architecture, APIs, integrations, development standards, deployment processes, and production support proceduresProvide technical leadership, code review, and mentorship to junior full-stack developers supporting the Modern Sales programCollaborate across software engineering, data engineering, data science, product, sales, and business teams to ensure Modern Sales capabilities meet both technical and business objectivesBachelor's degree in Computer Science, Software Engineering, Information Technology, Computer Information Systems, Engineering, or related field, or equivalent professional experience5+ years of professional software development experience with significant experience building enterprise web applicationsStrong hands-on experience with React.js and modern front-end developmentAdvanced knowledge of JavaScript, HTML5, and CSS3Strong experience developing backend services and RESTful APIs using Python and FastAPISolid understanding of backend architecture, API design, integration patterns, and application securityHands-on experience with SQL Server, including database design, query development, data access, and performance optimizationExperience working with Microsoft Azure, including cloud-based application environments and servicesExperience establishing and maintaining CI/CD pipelines, preferably within Azure DevOpsStrong understanding of YAML-based build and deployment configurationsExperience with Git-based development, including branching, pull requests, code reviews, merge strategies, and conflict resolutionExperience writing and executing unit, integration, and automated tests across front-end and backend componentsExperience building and supporting applications in production environmentsUnderstanding of application logging, monitoring, observability, error handling, and production troubleshootingExperience integrating applications with internal APIs, external APIs, data platforms, and enterprise servicesStrong understanding of software development lifecycle, Agile development practices, and enterprise engineering standardsStrong analytical, problem-solving, and communication skillsExperience integrating with Databricks, data science models, machine learning, or AI-enabled servicesExperience supporting applications incorporating Generative AI, LLMs, or Agentic AI capabilitiesExperience with Azure App Services, Azure SQL Database, Azure DevOps, and related Azure technologiesExperience supporting sales platforms, CRM capabilities, customer-facing applications, or data-intensive enterprise applicationsFamiliarity with secure coding practices, identity and access management, and enterprise application securityExperience within the energy, utilities, retail energy, or another highly regulated industryExperience mentoring junior developers or serving as a technical lead within an Agile development team