{"schemaVersion":"jobsearcher.job.v1","id":"bf25d3f3797b4e02851bd7ed","url":"https://jobsearcher.com/jobs/bf25d3f3797b4e02851bd7ed","canonicalUrl":"https://jobsearcher.com/jobs/bf25d3f3797b4e02851bd7ed","title":"Software Engineer - Full stack (React+Java) REQ_132","description":"Software Engineer - Full stack (React+Java) REQ_132 Remote- United States of America Remote, United States of America Remote, United States Employee Regular\r\nJob Description\r\n3Pillar is an AI transformation partner on a mission to help enterprises build the AI-native products and intelligent agents that will define the next era of business. With teams across North America, Europe, Latin America, and Asia, we work with the most ambitious companies in financial services, healthcare, media, and technology — helping them move faster, modernize boldly, and compete on their own terms. Our HelixAI platform and Helix Pods delivery model put our engineers at the center of real agentic transformation — doing work that is open, portable, and built to last. We are building the future of enterprise AI.\r\nElevate your expertise to new heights at 3Pillar, the premier destination for trailblazing senior software engineers like yourself. On the Avalon engagement, you'll help build and evolve a modern full-stack platform — React 19 on the frontend and Java 25 with Spring Boot 4 on the backend — working alongside industry leaders to deliver transformative solutions for the business.\r\nYour role extends beyond the realm of code composition; you will architect solutions that reshape how Avalon's teams and customers work. Join us and spearhead the charge toward a tech future that transcends the ordinary.\r\nKey ResponsibilitiesFacilitate effective communication with client project stakeholders regarding project status and recommendations.\r\nCraft client code that is efficient, performant, testable, scalable, secure, and of the highest quality.\r\nActively participate in accurate planning and estimation efforts, utilizing project methods and tools.\r\nProficiently gather requirements and organize/present developed features for clients.\r\nExecute complex activities within the current methodology and quality standards, showcasing success across diverse engagements.\r\nPromote client success across the team by collaborating with engineers, designers, and managers to understand user pain points, anticipate potential problems, and iterate on solutions that drive client success.\r\nEngage in agile software development, including daily stand-ups, sprint planning, team retrospectives, and other governance activities.\r\nActively participate in the Engineering Practice community, mentoring others through Communities of Practice (CoPs) or on project teams and supporting the growth of technical capabilities.\r\nIndependently drive project delivery within defined architecture, demonstrating autonomy and accountability in all stages from conceptualization to deployment.\r\nUse AI-assisted development tools (GitHub Copilot) and specification-driven practices (OpenSpec) responsibly, ensuring all AI-generated suggestions are reviewed, tested, and approved before merging or deploying.\r\nMinimum QualificationsA minimum of 5+ years of experience/expertise in the following areas:\r\nUI / FrontendVite for development and production builds\r\nMaterial UI (MUI), MUI Data Grid, and Emotion for components and styling\r\nRedux Toolkit and React Redux for shared application state\r\nReact Context for user and feature-flag information\r\nAxios for communication with backend REST APIs\r\nOkta React and Okta Auth JS for authentication\r\nVitest and React Testing Library for unit and component testing\r\nESLint and Prettier for code quality and formatting\r\nHusky and lint-staged for pre-commit validation\r\nNginx for serving the production UI\r\nSpring Boot 4\r\nSpring Web MVC for REST API development\r\nSpring Data JPA and Hibernate for persistence\r\nMicrosoft SQL Server as the production database\r\nH2 in SQL Server compatibility mode for automated tests\r\nOkta OAuth 2.0 and Spring Security for authentication and authorization\r\nGradle for builds and dependency management\r\nJUnit 5, Mockito, AssertJ, and Spring Boot Test for automated testing\r\nJaCoCo for code-coverage reporting\r\nLog4j2 for application logging\r\nSpring Boot Actuator for application health and operational endpoints\r\nShedLock for controlling scheduled jobs\r\nAWS SDK for S3 file storage and retrieval\r\nAuditing and Operational MonitoringSpring Data JPA auditing for created-by, created-date, modified-by, and modified-date information\r\nCustom AOP-based user-activity auditing for important business operations\r\nDatabase-backed user-activity records\r\nCorrelation IDs for tracking bulk-action requests\r\nCloudWatch and OpenSearch for deployed application logs and operational analysis\r\nCloud and DevOpsAWS ECS/Fargate for containerized deployment\r\nAWS S3 for attachments, configuration files, and generated output files\r\nAWS CloudFormation for infrastructure configuration\r\nHarness as the primary CI/CD and deployment platform\r\nSnyk for dependency and container security scanning\r\nCloudWatch and OpenSearch for logs and monitoring\r\nGit and GitHub for source control, pull requests, and code reviews\r\nGitHub Actions for OpenSpec proposal and design automation\r\nAI-Assisted and Specification-Driven DevelopmentGitHub Copilot for code suggestions, implementation, refactoring, debugging, test generation, and technical documentation\r\nOpenSpec for defining proposals, requirements, technical designs, implementation tasks, and acceptance criteria, keeping code changes traceable to agreed requirements\r\nGitHub Actions integrated with OpenSpec for automated proposal and design workflows\r\nComfort reviewing, testing, and approving AI-generated suggestions before they are merged or deployed\r\nGeneral QualificationsExpertise in applying Object-Oriented Programming principles (abstraction, encapsulation).\r\nExperience in creating and implementing well-tested, scalable, and performant enterprise-level systems.\r\nPractice and initiative mentoring other engineers and decision-makers throughout the organization.\r\nGood understanding of SOLID principles.\r\nProficiency in the English language.\r\nAdditional Experience DesiredExperience with additional AWS services (e.g., Lambda, API Gateway) beyond the core ECS/Fargate, ECR, S3, and CloudFormation stack\r\nFamiliarity with supplementary monitoring/observability tools (e.g., Grafana, Prometheus) alongside CloudWatch and OpenSearch\r\nExperience with Microsoft SQL Server backup and database maintenance tooling\r\nUnderstanding of additional authentication/authorization protocols (e.g., LDAP) alongside Okta OAuth 2.0\r\nPrior experience working with GitHub Copilot or similar AI pair-programming tools in a production codebase\r\nWhat is it like working for 3Pillar Global?At 3Pillar, we offer a world of opportunity:\r\nImagine a flexible work environment – whether it's the office, your home, or a blend of both. From interviews to onboarding, we embody a remote-first approach.\r\nYou will be part of a global team, learning from top talent around the world and across cultures, speaking English every day. Our global workforce enables our team to leverage global resources to accomplish our work in efficient and effective teams.\r\nWe're big on your well-being – as a company, we spend a whole trimester in our annual cycle focused on well-being. Whether it is taking advantage of fitness offerings, mental health plans (country-dependent), or simply leveraging generous time off, we want all of our team members operating at their best.\r\nOur professional services model enables us to accelerate career growth and development opportunities – across projects, offerings, and industries.\r\nWe are an equal opportunity employer. It goes without saying that we live by values like Intrinsic Dignity and Open Collaboration to create cutting-edge technology AND reinforce our commitment to diversity – globally and locally.\r\nJoin us and be a part of a global tech community! Check out our LinkedIn site and Careers page to learn more about what it's like to be part of our team.\r\nJob Snapshot\r\nUpdated Date\r\n10/08/2026\r\nJob ID\r\nJob_265\r\nDepartment\r\nEngineering & Architecture\r\nLocation\r\nLocation Remote- United States of America Remote, United States of America Remote, United States#J-18808-Ljbffr","company":"3pillar Global","rawCompany":"3pillar global","city":"Brooklyn","state":"NY","isRemote":false,"isActive":false,"createdAt":"2026-10-14T01:43:49.321Z","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":"Software Engineer - Full stack (React+Java) REQ_132","description":"Software Engineer - Full stack (React+Java) REQ_132 Remote- United States of America Remote, United States of America Remote, United States Employee Regular\r\nJob Description\r\n3Pillar is an AI transformation partner on a mission to help enterprises build the AI-native products and intelligent agents that will define the next era of business. With teams across North America, Europe, Latin America, and Asia, we work with the most ambitious companies in financial services, healthcare, media, and technology — helping them move faster, modernize boldly, and compete on their own terms. Our HelixAI platform and Helix Pods delivery model put our engineers at the center of real agentic transformation — doing work that is open, portable, and built to last. We are building the future of enterprise AI.\r\nElevate your expertise to new heights at 3Pillar, the premier destination for trailblazing senior software engineers like yourself. On the Avalon engagement, you'll help build and evolve a modern full-stack platform — React 19 on the frontend and Java 25 with Spring Boot 4 on the backend — working alongside industry leaders to deliver transformative solutions for the business.\r\nYour role extends beyond the realm of code composition; you will architect solutions that reshape how Avalon's teams and customers work. Join us and spearhead the charge toward a tech future that transcends the ordinary.\r\nKey ResponsibilitiesFacilitate effective communication with client project stakeholders regarding project status and recommendations.\r\nCraft client code that is efficient, performant, testable, scalable, secure, and of the highest quality.\r\nActively participate in accurate planning and estimation efforts, utilizing project methods and tools.\r\nProficiently gather requirements and organize/present developed features for clients.\r\nExecute complex activities within the current methodology and quality standards, showcasing success across diverse engagements.\r\nPromote client success across the team by collaborating with engineers, designers, and managers to understand user pain points, anticipate potential problems, and iterate on solutions that drive client success.\r\nEngage in agile software development, including daily stand-ups, sprint planning, team retrospectives, and other governance activities.\r\nActively participate in the Engineering Practice community, mentoring others through Communities of Practice (CoPs) or on project teams and supporting the growth of technical capabilities.\r\nIndependently drive project delivery within defined architecture, demonstrating autonomy and accountability in all stages from conceptualization to deployment.\r\nUse AI-assisted development tools (GitHub Copilot) and specification-driven practices (OpenSpec) responsibly, ensuring all AI-generated suggestions are reviewed, tested, and approved before merging or deploying.\r\nMinimum QualificationsA minimum of 5+ years of experience/expertise in the following areas:\r\nUI / FrontendVite for development and production builds\r\nMaterial UI (MUI), MUI Data Grid, and Emotion for components and styling\r\nRedux Toolkit and React Redux for shared application state\r\nReact Context for user and feature-flag information\r\nAxios for communication with backend REST APIs\r\nOkta React and Okta Auth JS for authentication\r\nVitest and React Testing Library for unit and component testing\r\nESLint and Prettier for code quality and formatting\r\nHusky and lint-staged for pre-commit validation\r\nNginx for serving the production UI\r\nSpring Boot 4\r\nSpring Web MVC for REST API development\r\nSpring Data JPA and Hibernate for persistence\r\nMicrosoft SQL Server as the production database\r\nH2 in SQL Server compatibility mode for automated tests\r\nOkta OAuth 2.0 and Spring Security for authentication and authorization\r\nGradle for builds and dependency management\r\nJUnit 5, Mockito, AssertJ, and Spring Boot Test for automated testing\r\nJaCoCo for code-coverage reporting\r\nLog4j2 for application logging\r\nSpring Boot Actuator for application health and operational endpoints\r\nShedLock for controlling scheduled jobs\r\nAWS SDK for S3 file storage and retrieval\r\nAuditing and Operational MonitoringSpring Data JPA auditing for created-by, created-date, modified-by, and modified-date information\r\nCustom AOP-based user-activity auditing for important business operations\r\nDatabase-backed user-activity records\r\nCorrelation IDs for tracking bulk-action requests\r\nCloudWatch and OpenSearch for deployed application logs and operational analysis\r\nCloud and DevOpsAWS ECS/Fargate for containerized deployment\r\nAWS S3 for attachments, configuration files, and generated output files\r\nAWS CloudFormation for infrastructure configuration\r\nHarness as the primary CI/CD and deployment platform\r\nSnyk for dependency and container security scanning\r\nCloudWatch and OpenSearch for logs and monitoring\r\nGit and GitHub for source control, pull requests, and code reviews\r\nGitHub Actions for OpenSpec proposal and design automation\r\nAI-Assisted and Specification-Driven DevelopmentGitHub Copilot for code suggestions, implementation, refactoring, debugging, test generation, and technical documentation\r\nOpenSpec for defining proposals, requirements, technical designs, implementation tasks, and acceptance criteria, keeping code changes traceable to agreed requirements\r\nGitHub Actions integrated with OpenSpec for automated proposal and design workflows\r\nComfort reviewing, testing, and approving AI-generated suggestions before they are merged or deployed\r\nGeneral QualificationsExpertise in applying Object-Oriented Programming principles (abstraction, encapsulation).\r\nExperience in creating and implementing well-tested, scalable, and performant enterprise-level systems.\r\nPractice and initiative mentoring other engineers and decision-makers throughout the organization.\r\nGood understanding of SOLID principles.\r\nProficiency in the English language.\r\nAdditional Experience DesiredExperience with additional AWS services (e.g., Lambda, API Gateway) beyond the core ECS/Fargate, ECR, S3, and CloudFormation stack\r\nFamiliarity with supplementary monitoring/observability tools (e.g., Grafana, Prometheus) alongside CloudWatch and OpenSearch\r\nExperience with Microsoft SQL Server backup and database maintenance tooling\r\nUnderstanding of additional authentication/authorization protocols (e.g., LDAP) alongside Okta OAuth 2.0\r\nPrior experience working with GitHub Copilot or similar AI pair-programming tools in a production codebase\r\nWhat is it like working for 3Pillar Global?At 3Pillar, we offer a world of opportunity:\r\nImagine a flexible work environment – whether it's the office, your home, or a blend of both. From interviews to onboarding, we embody a remote-first approach.\r\nYou will be part of a global team, learning from top talent around the world and across cultures, speaking English every day. Our global workforce enables our team to leverage global resources to accomplish our work in efficient and effective teams.\r\nWe're big on your well-being – as a company, we spend a whole trimester in our annual cycle focused on well-being. Whether it is taking advantage of fitness offerings, mental health plans (country-dependent), or simply leveraging generous time off, we want all of our team members operating at their best.\r\nOur professional services model enables us to accelerate career growth and development opportunities – across projects, offerings, and industries.\r\nWe are an equal opportunity employer. It goes without saying that we live by values like Intrinsic Dignity and Open Collaboration to create cutting-edge technology AND reinforce our commitment to diversity – globally and locally.\r\nJoin us and be a part of a global tech community! Check out our LinkedIn site and Careers page to learn more about what it's like to be part of our team.\r\nJob Snapshot\r\nUpdated Date\r\n10/08/2026\r\nJob ID\r\nJob_265\r\nDepartment\r\nEngineering & Architecture\r\nLocation\r\nLocation Remote- United States of America Remote, United States of America Remote, United States#J-18808-Ljbffr","datePosted":"2026-10-14T01:43:49.321Z","dateModified":"2026-10-14T01:43:49.321Z","hiringOrganization":{"@type":"Organization","name":"3pillar Global","sameAs":"https://jobsearcher.com"},"jobLocation":{"@type":"Place","address":{"@type":"PostalAddress","addressLocality":"Brooklyn","addressRegion":"NY","addressCountry":"US"}},"identifier":{"@type":"PropertyValue","name":"JobSearcher","value":"bf25d3f3797b4e02851bd7ed"},"url":"https://jobsearcher.com/jobs/bf25d3f3797b4e02851bd7ed"}}