Senior Full Stack Engineer with Rule Engine and API development (Node.js, Java, Drools,)
HAN Staffing
Job ID: 25905864Reference Number: 25-00790Title: Senior Full Stack Engineer with Rule Engine and API development (Node.js, Java, Drools,)Location: Nashville, TNPosted Date: 2025-07-16Contact: Mahi MahiContact Email: View email address on click.appcast.io Phone: (609) 701-8019Company: HAN Staffing Role Overview:We are looking for a highly skilled and motivated Senior Full Stack Engineer specializing in Rule Engine and API development. In this pivotal role, you will be responsible for designing, developing, and maintaining robust, secure, and scalable applications that deliver exceptional user experiences.Key Responsibilities:Develop efficient, maintainable, and high-quality code within established timelines.Lead and mentor a cross-functional team of analysts, developers, and testers.Create detailed technical designs and effectively guide team members through implementation, testing, and deployment.Perform comprehensive code reviews to ensure adherence to coding standards and architectural best practices.Collaborate closely with product owners, UX designers, and system architects to ensure developed solutions meet business requirements.Drive innovation and continuous improvement across development methodologies and processes.Maintain expertise in the latest technologies, tools, and frameworks relevant to our tech stack.Communicate technical challenges, feasibility, and timelines clearly to stakeholders.Required Skills and Experience:Bachelor's degree in Computer Science, Software Engineering, or a related discipline.Minimum of 7 years' experience in software development.Proven expertise in Java and Rule Engine technologies, preferably Drools, with deep knowledge of rule execution at design time and runtime.Proficient in Node.js, JavaScript, React.js, GraphQL, JSON, YAML, HTML, XML, CSS, and RESTful APIs.Solid experience working with databases such as MySQL, Oracle, SQL Server, PostgreSQL, DynamoDB, Redis, or MongoDB.Familiarity with AWS services including Lambda, EC2, ECS, Route53, Elasticsearch, and IAM.Hands-on experience with Continuous Integration and Delivery (CI/CD) using tools like Jenkins.Expertise in performance optimization and building scalable, multithreaded web applications.Extensive experience with modern JavaScript frameworks and libraries including React, Redux, ES6, TypeScript, Babel, and Webpack.Knowledge of reactive programming paradigms and responsive web application design.Familiarity with Agile development methodologies and tools such as Jira, LeanKit, or Trello.Excellent communication skills with the ability to clearly articulate technical concepts to non-technical audiences.Our Technology Stack:Node.js, Java, Drools, SQL, Oracle, Aurora, React, AWS, Docker, GraphDB, Serverless Architecture.
$171.6k - $338.3k
...operate with resilience... ...’s Cyber Engineering is a new... ...continuous development of... ...experience in full stack software... ...such as Java, Python,... ...or Next.js, and with... ...technology stack: Node.js,... ...consuming REST APIs and... ...subject to the rules governing... ...to senior leaders,...Node.jsSeniorJavaLocal area$122k - $240.5k
...operate with resilience... ...’s Cyber Engineering is a new... ...continuous development of... ...experience in full stack software... ...such as Java, Python,... ...or Next.js, and with... ...technology stack: Node.js,... ...consuming REST APIs and... ...subject to the rules governing... ...to senior leaders,...Node.jsJavaLocal area$134.5k - $265.1k
...Forward Deployed Engineer (FDE), you... ...directly with client... ...experience in full stack development across... ...Angular, or Next.js).Backend expertise in Node.js, Python... ...Flask), or Java (Spring... ...integrating REST APIs,... ...subject to the rules governing the... ...employees to senior leaders, we...Node.jsSeniorJavaLocal areaVisa sponsorship$134.5k - $265.1k
...to operate with resilience,... ...Forward Deployed Engineer (FDE) Sr... ...in full stack development across frontend... ...Angular, or Next.js).Backend... ...in Node.js, Python... ...Flask), or Java (Spring Boot... ...integrating REST APIs, microservices... ...with senior client stakeholders... ...under the rules and...Node.jsSeniorJavaLocal areaVisa sponsorship$122k - $240.5k
...Software Engineer III with Agentic AI Experience... ...'ll doAs a Senior Consultant,... ...and delivering full-stack software and... ...asynchronous APIs on cloud-... ...on full-stack development, including 3+... ...such as Python, Java, .NET, Go, or Node.js and at least... ...subject to the rules governing the...Node.jsJavaWork at officeLocal areaFlexible hoursShift work$122k - $240.5k
...Summary As a Full Stack Engineer Senior Consultant in... ..., collaborate with product and engineering... ...interfaces (APIs), automations,... ...into software development and deployment workflows... ...using Python, Java, or Node.js, and 1+ years of... ...subject to the rules governing the...Node.jsSeniorJavaLocal areaVisa sponsorship- Senior Software Engineer (Fraud Technology)Location: Nashville... ...across the full stack. You will lead technical... ...partner closely with product managers... ..., and team development. This role... ...React/TypeScript, Java or Node.js, SQL/NoSQL, AWS,... ...experiences.Lead API design and technical...Node.jsSeniorJava
$105.4k - $207.8k
...clients to operate with resilience, grow... ...AI agents, bots, API keys, and cloud tokens... ...you'll doAs a Senior Engineering Management Specialist... ..., workflows, rules, and integration components... ...and secure development practices across identity... ...with Java, JavaScript, JavaServer...SeniorJavaLocal areaVisa sponsorship- ...when empowered with better... ...agents with full context for impact... ...are seeking a Senior Manager, Software Engineering to lead teams... ...distributed services, APIs, and AI... ...AI-assisted development practices and... ...UI or full-stack teams building... ...services (Node.js, Java, or Python)....Node.jsSeniorJavaPermanent employmentFlexible hours
$175k - $200k
...sports agency, with global expertise... ...self-motivated engineers with a passion... ...Typescript, and Node. In-depth... ...experienced and talented Senior Full Stack Web Developer... ...an agile development team, managing... ...Angular, or Vue.js. Strong knowledge... ...of RESTful APIs and web services...Node.jsSeniorPermanent employmentFull timeWork experience placementWork at officeLocal area$134.5k - $265.1k
...As a Senior Consultant in... ...AI-enabled engineering solutions. This... ...domain depth with the ability... ...following - Python, Java, or Node.js1+... ...Front-end / full-stack breadth — JavaScript... .../ Next.js) for building... ...subject to the rules governing... ...Professional development From entry-...SeniorJavaLocal areaVisa sponsorship- ...Seeking a Senior Software Engineer with strong hands‑on frontend, backend, and Azure cloud development experience to build and support... ...expertise in Athena APIs, patient/provider... ...interfaces using React.js / Next.js. Develop... ...backend services using Node.js / C# .NET, with...Node.jsSenior
$100k - $160k
...Full Stack Cloud Engineer As a Full Stack Cloud Engineer, you'll build... ...backend services, APIs, and integrations while... ...ll collaborate closely with clients and project... ...languages like Python, Java, and PHP Participating... ...languages including Node.js, Python, Angular, React...Node.jsJava$92.5k - $209.5k
...platforms, intelligent development workflows, and AI-powered engineering tools and platforms... ....We are seeking a Senior Platform Software... ...regressions with minimal manual test... ...service telemetry, API changes, incidents,... ...languages, such as Java, Go, Python, or C++...SeniorJavaTemporary workFlexible hours$91.7k - $163.7k
...The work you do with our team will directly... ...and career development opportunities. Come... ...Growing together. As a Senior Software Engineer, you will join an... ...serverless API integrations, and... ...annually based on full-time employment.... ...or federal laws, rules, or regulations.UnitedHealth...SeniorMinimum wageFull timeWork experience placementLocal areaRemote work- ...hire innovators with the passion,... ...Function The Senior Software Engineer is responsible... ...of the development of platforms and... ...proficiency in Java (Spring Boot,... ...understanding of RESTful API design, OAuth... ...Experience in full stack development... ...Experience in Node.js programming...Node.jsSeniorJavaLocal areaShift work
$130.9k - $268.7k
...Applied AI Engineering, you will set... ...solutions with business... ...context-driven development,... ...operations with full automation... ...practices—full-stack and micro-services... ...C#, .NET, Java, SQL/NoSQL,... ...(e.g., API Gateways,... ...subject to the rules governing... ...to senior leaders, we...JavaWork at officeLocal area$130.9k - $268.7k
...Applied AI Engineering Role Overview... ...solutions with business... ...context-driven development,... ...operations with full automation... ...practices—full-stack and micro-services... ...C#, .NET, Java, SQL/NoSQL,... ...(e.g., API Gateways,... ...subject to the rules governing... ...to senior leaders, we...JavaWork at officeLocal area$120k - $150k
...providers has grown into a full-suite healthcare... ..., internally and with our clients, ensuring... ...industries. As a Senior Full Stack Development Engineer, you will play a key... ...scalable applications and APIs that power mission-... ...scalable systems using Java and Spring Boot or...SeniorJavaWork at officeLocal areaShift work2 days per week- ...feel valued.Asurion’s product development teams are focused on... ...our next action. We value full-stack engineers, but understand that people... ...- edge technology combined with great methodologies around... ...stack: TypeScript, JavaScript, Java, Node.js, Angular, React, React Native...Node.jsSeniorJavaLocal area
- ...Senior Java Engineer SOUTH TN - NASHVILLE The Work: Help drive development of and write code for: custom platform development, integrations with back office systems (often using middleware tools), and... ...way around Java and J2EE Stacks You're fluent in HTML5,...SeniorJavaWork experience placementShift work
$114.6k - $234.6k
...Principal Software Engineer focused on... ...the design and development of highly available... ...threat detection, rule evaluation, bot mitigation, API protection, and... ...partner closely with security engineers... ...languages: Java, Go, Python, C++... ...productivity tooling.Full timePosting Date...JavaTemporary workFlexible hours- ...scale their customer support with speed, precision, and flexibility... ...pace, we need a hands-on Full Stack Engineer who loves building scalable... ...— front-end, back-end, APIs, and cloud. Take pride in... ...learning quickly.) Frontend: Vue.js, React + Next.js Backend:...SeniorFull time
$92.5k - $209.5k
...lead the design and development of scalable... ...challenges. Collaborate with cross-functional teams... ....As Software Engineer, you will work with... ...into any part of the stack, You should value simplicity... ...great code using Java, GoLang, C#, or... ...experience with the full software...SeniorJavaTemporary workFlexible hours- ...Vice President of Engineering About the Company... ...application security api security pentesting... ...a global team in the development of a cutting-edge AI-... ...expected to collaborate with the senior leadership team on... ...additional familiarity in Node.js and cloud...Node.js
$150k
...to join us as a Full Stack Software Engineer to help build our... ...— data model, API design, and infrastructure... ...TypeScript (Next.js) interfaces used... ..., spec-driven development workflow —... ...formats (e.g., CWR) — with the precision... ...in TypeScript and Node.js across the full...Node.jsWork experience placementLocal areaWorldwide$110.7k - $218.3k
...remaining hands-on in development. As a Senior Consultant,... ...This role combines full stack development,... ...through code reviews, engineering standards, and... ...programming interfaces (APIs).Ability to... ...coverage.Experience with Cascading Style... ..., subject to the rules governing the program...SeniorLocal areaVisa sponsorship$79.2k - $209.5k
As a Senior Core Infrastructure Engineer within the Networking organization... ...spearhead the development of innovative... ...robust software stack from the ground... ...high bandwidth with low-latency connections... ...code using Java, GoLang, C#, or... ...with the full software development...SeniorJavaTemporary workLong distanceFlexible hours$150k - $180k
...Title: Staff Software Engineer Pearson's PSG-CP... ...yet, and leaves with software that addresses... ...one. Owning the full stack. Frontend, backend,... ...order of importance (Node.JS, Java, and Python). API design, data modeling... ...engineering, agent development, evaluation frameworks...Node.jsJavaFull timeRemote workShift work- ...President of Software Engineering, Marketing Technology... ...Software Engineering with a focus on marketing... ...responsible for the development, scalability, and innovation... ...web architecture, APIs, and scalable, cloud-... ...coding experience in Java, TypeScript, Node.js, and SQL is required,...Node.jsJava
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