{"schemaVersion":"jobsearcher.job.v1","id":"033c09ae9eec6008cb38027f","url":"https://jobsearcher.com/jobs/033c09ae9eec6008cb38027f","canonicalUrl":"https://jobsearcher.com/jobs/033c09ae9eec6008cb38027f","title":"Senior Full Stack Web Engineer","description":"About the Role\n\nWe are looking for a Senior Full Stack Engineer who combines strong hands-on development expertise with a passion for building scalable, modern SaaS products. In this role, you will contribute to core product capabilities, influence architecture and engineering standards, and help deliver innovative AI-enabled experiences for our customers. You will work across the application stack, partnering closely with engineering, product, and UX teams to develop high-quality solutions that are secure, scalable, and maintainable. This role is ideal for engineers who enjoy solving complex technical challenges, mentoring others, and helping teams adopt modern development practices that improve both quality and delivery velocity.\n\nResponsibilities\n\nDevelop high-quality product features using modern web technologies and engineering best practices.\nDesign, build, and maintain both frontend and backend application components, APIs, and services.\nHelp define and evolve application architecture, design patterns, and engineering standards across the platform.\nContribute to the continued growth and evolution of a multi-tenant SaaS platform with a focus on scalability, reliability, security, and maintainability.\nBuild and integrate AI-enabled features, workflows, and user experiences that provide meaningful value to customers.\nCollaborate with technical leadership on system design, architectural decisions, and long-term platform strategy.\nParticipate in code reviews, design discussions, and engineering initiatives that improve quality, testing, automation, and delivery processes.\nPromote modern development practices, including AI-assisted development workflows, automation, and continuous improvement initiatives.\nMentor and support fellow engineers through technical guidance, collaboration, and knowledge sharing.\nPartner closely with Product, UX, and cross-functional stakeholders to deliver well-designed, customer-focused solutions.\nEvaluate emerging technologies and recommend practical solutions that enhance product quality, developer productivity, and customer experience.\n\nRequired Qualifications\n\nCore Technical Strengths\n\nStrong experience building modern web applications using contemporary frontend frameworks and technologies.\nAdvanced knowledge of JavaScript/TypeScript and modern software development practices.\nExperience designing and developing APIs and backend services.\nExperience working with cloud-based application environments and deployment pipelines.\nStrong understanding of application architecture, software design patterns, and scalable engineering principles.\nExperience working in collaborative development environments with source control, code reviews, automated testing, and CI/CD practices.\n\nAI-Enabled Product Development\n\nExperience integrating AI services or AI-enabled capabilities into modern applications, or demonstrated ability to rapidly develop expertise in this area.\nFamiliarity with LLMs and modern AI integration patterns.\nFamiliarity with concepts such as RAG, vector search, tool use, and AI orchestration.\nUnderstanding of the reliability, security, privacy, governance, and user-experience considerations associated with AI-enabled applications.\nInterest in using AI-assisted development tools and workflows to improve engineering productivity.\n\nEngineering Leadership & Architecture\n\nDemonstrated ability to influence application architecture and engineering standards.\nExperience designing scalable, maintainable solutions within SaaS environments.\nStrong understanding of authentication, authorization, security principles, and multi-tenant application patterns.\nAbility to balance long-term technical excellence with pragmatic business and delivery goals.\nExperience mentoring engineers and helping elevate team-wide development practices.\n\nModern Web Engineering Knowledge\n\nStrong understanding of component-based architecture and separation of concerns.\nExperience building accessible, performant, and responsive web applications.\nFamiliarity with modern data-fetching, state management, routing, and application architecture patterns.\nExperience leveraging AI-assisted development tools and modern engineering workflows to improve productivity, quality, and consistency.\nFamiliarity with specification-driven development approaches, automation, and quality-focused engineering practices.\n\nPreferred Qualifications\n\nExperience working in SaaS or multi-tenant application environments.\nExperience with cloud-native architectures and modern infrastructure platforms.\nExperience shipping AI-enabled functionality in a production SaaS environment.\nFamiliarity with data-intensive applications, analytics platforms, or business intelligence solutions.\nExperience with design systems or reusable component libraries.\nExposure to AI platforms, intelligent workflows, or agent-based solutions.\n\nWhat Success Looks Like\n\nYou help deliver reliable, scalable, and high-quality features that create meaningful customer value.\nYou contribute to architectural decisions that improve the long-term health and scalability of the platform.\nYou champion modern engineering practices that improve quality, consistency, and team effectiveness.\nYou help establish patterns and standards that enable the platform and engineering organization to grow successfully.\nYou mentor teammates and contribute to a culture of collaboration, innovation, and technical excellence.\nYou build solutions that others can confidently extend and maintain.\n\nPLEASE NOTE:\n\nThis role will work in the Eastern Time Zone.\nLimited travel. Generally fewer than five trips per year for in-person team, planning, or company meetings.\nThis role is posted as remote, but it could be hybrid or in-office if that best fits your working style.\nThis role is ONLY available for work in the following (24) locations: AL, AR, CO, FL, IL, IN, KY, MA, MD, ME, MI, MN, NC, NH, NJ, PA, SC, TX, VA, VT, WA, WI, WV, & DC.\n\nIf you don't meet all the requirements mentioned above, don't worry. We strongly believe in creating a diverse and inclusive work environment. If you find this job opportunity interesting but don't meet all the qualifications listed in the job description, we encourage you to apply anyway. You might be the perfect candidate for this role or similar roles.\n\nWho We Are:\n\nROI Solutions was founded in 1999 to help nonprofit organizations change the world through innovative technology solutions and services. We are focused on sustainable growth, hiring staff committed to working with the nonprofit sector, and constantly evolving our technology and services to help nonprofits succeed in their missions with passion and purpose. This is our calling. We’re a proudly independent company, meaning we answer only to our clients rather than shareholders and investors. Our clients inspire our product and solution roadmaps, as well as our strategic direction. We’re committed to this model and the opportunity it provides us to develop our solutions based on needs in the nonprofit sector.\n\nWe are a proud equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. All qualified applicants will receive consideration for employment without regard to any protected characteristic as established by law.","company":"Roi Solutions","rawCompany":"roi solutions","city":"Denver","state":"CO","isRemote":false,"isActive":false,"createdAt":"2026-09-17T10:12:10.355Z","occupations":[{"code":"15-1252.00","title":"Software Developers","slug":"software-developers"},{"code":"15-1254.00","title":"Web Developers","slug":"web-developers"},{"code":"15-1299.08","title":"Computer Systems Engineers/Architects","slug":"computer-systems-engineers-architects"}],"industries":[{"code":"541511","title":"Custom Computer Programming Services","slug":"custom-computer-programming-services"},{"code":"513210","title":"Software Publishers","slug":"software-publishers"},{"code":"541512","title":"Computer Systems Design Services","slug":"computer-systems-design-services"}],"jobPosting":{"@context":"https://schema.org","@type":"JobPosting","title":"Senior Full Stack Web Engineer","description":"About the Role\n\nWe are looking for a Senior Full Stack Engineer who combines strong hands-on development expertise with a passion for building scalable, modern SaaS products. In this role, you will contribute to core product capabilities, influence architecture and engineering standards, and help deliver innovative AI-enabled experiences for our customers. You will work across the application stack, partnering closely with engineering, product, and UX teams to develop high-quality solutions that are secure, scalable, and maintainable. This role is ideal for engineers who enjoy solving complex technical challenges, mentoring others, and helping teams adopt modern development practices that improve both quality and delivery velocity.\n\nResponsibilities\n\nDevelop high-quality product features using modern web technologies and engineering best practices.\nDesign, build, and maintain both frontend and backend application components, APIs, and services.\nHelp define and evolve application architecture, design patterns, and engineering standards across the platform.\nContribute to the continued growth and evolution of a multi-tenant SaaS platform with a focus on scalability, reliability, security, and maintainability.\nBuild and integrate AI-enabled features, workflows, and user experiences that provide meaningful value to customers.\nCollaborate with technical leadership on system design, architectural decisions, and long-term platform strategy.\nParticipate in code reviews, design discussions, and engineering initiatives that improve quality, testing, automation, and delivery processes.\nPromote modern development practices, including AI-assisted development workflows, automation, and continuous improvement initiatives.\nMentor and support fellow engineers through technical guidance, collaboration, and knowledge sharing.\nPartner closely with Product, UX, and cross-functional stakeholders to deliver well-designed, customer-focused solutions.\nEvaluate emerging technologies and recommend practical solutions that enhance product quality, developer productivity, and customer experience.\n\nRequired Qualifications\n\nCore Technical Strengths\n\nStrong experience building modern web applications using contemporary frontend frameworks and technologies.\nAdvanced knowledge of JavaScript/TypeScript and modern software development practices.\nExperience designing and developing APIs and backend services.\nExperience working with cloud-based application environments and deployment pipelines.\nStrong understanding of application architecture, software design patterns, and scalable engineering principles.\nExperience working in collaborative development environments with source control, code reviews, automated testing, and CI/CD practices.\n\nAI-Enabled Product Development\n\nExperience integrating AI services or AI-enabled capabilities into modern applications, or demonstrated ability to rapidly develop expertise in this area.\nFamiliarity with LLMs and modern AI integration patterns.\nFamiliarity with concepts such as RAG, vector search, tool use, and AI orchestration.\nUnderstanding of the reliability, security, privacy, governance, and user-experience considerations associated with AI-enabled applications.\nInterest in using AI-assisted development tools and workflows to improve engineering productivity.\n\nEngineering Leadership & Architecture\n\nDemonstrated ability to influence application architecture and engineering standards.\nExperience designing scalable, maintainable solutions within SaaS environments.\nStrong understanding of authentication, authorization, security principles, and multi-tenant application patterns.\nAbility to balance long-term technical excellence with pragmatic business and delivery goals.\nExperience mentoring engineers and helping elevate team-wide development practices.\n\nModern Web Engineering Knowledge\n\nStrong understanding of component-based architecture and separation of concerns.\nExperience building accessible, performant, and responsive web applications.\nFamiliarity with modern data-fetching, state management, routing, and application architecture patterns.\nExperience leveraging AI-assisted development tools and modern engineering workflows to improve productivity, quality, and consistency.\nFamiliarity with specification-driven development approaches, automation, and quality-focused engineering practices.\n\nPreferred Qualifications\n\nExperience working in SaaS or multi-tenant application environments.\nExperience with cloud-native architectures and modern infrastructure platforms.\nExperience shipping AI-enabled functionality in a production SaaS environment.\nFamiliarity with data-intensive applications, analytics platforms, or business intelligence solutions.\nExperience with design systems or reusable component libraries.\nExposure to AI platforms, intelligent workflows, or agent-based solutions.\n\nWhat Success Looks Like\n\nYou help deliver reliable, scalable, and high-quality features that create meaningful customer value.\nYou contribute to architectural decisions that improve the long-term health and scalability of the platform.\nYou champion modern engineering practices that improve quality, consistency, and team effectiveness.\nYou help establish patterns and standards that enable the platform and engineering organization to grow successfully.\nYou mentor teammates and contribute to a culture of collaboration, innovation, and technical excellence.\nYou build solutions that others can confidently extend and maintain.\n\nPLEASE NOTE:\n\nThis role will work in the Eastern Time Zone.\nLimited travel. Generally fewer than five trips per year for in-person team, planning, or company meetings.\nThis role is posted as remote, but it could be hybrid or in-office if that best fits your working style.\nThis role is ONLY available for work in the following (24) locations: AL, AR, CO, FL, IL, IN, KY, MA, MD, ME, MI, MN, NC, NH, NJ, PA, SC, TX, VA, VT, WA, WI, WV, & DC.\n\nIf you don't meet all the requirements mentioned above, don't worry. We strongly believe in creating a diverse and inclusive work environment. If you find this job opportunity interesting but don't meet all the qualifications listed in the job description, we encourage you to apply anyway. You might be the perfect candidate for this role or similar roles.\n\nWho We Are:\n\nROI Solutions was founded in 1999 to help nonprofit organizations change the world through innovative technology solutions and services. We are focused on sustainable growth, hiring staff committed to working with the nonprofit sector, and constantly evolving our technology and services to help nonprofits succeed in their missions with passion and purpose. This is our calling. We’re a proudly independent company, meaning we answer only to our clients rather than shareholders and investors. Our clients inspire our product and solution roadmaps, as well as our strategic direction. We’re committed to this model and the opportunity it provides us to develop our solutions based on needs in the nonprofit sector.\n\nWe are a proud equal opportunity employer. We do not discriminate on the basis of race, religion, color, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status. All qualified applicants will receive consideration for employment without regard to any protected characteristic as established by law.","datePosted":"2026-09-17T10:12:10.355Z","dateModified":"2026-09-17T10:12:10.355Z","hiringOrganization":{"@type":"Organization","name":"Roi Solutions","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Denver","addressRegion":"CO","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"033c09ae9eec6008cb38027f"},"url":"https://jobsearcher.com/jobs/033c09ae9eec6008cb38027f"}}