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Agent guide: [/agents.md](https://www.wearedevelopers.com/agents.md). --- # Senior Full Stack Java Engineer - **Company:** Sapient Corporation - **Location:** Boston, MA, United States - **Experience:** Expert - **Salary:** $135,000.0 - $165,000.0 - **Contract:** Permanent contract - **Skills:** Clean Code Principles, Java (Programming Language), Amazon Web Services, Amazon S3, Application Performance Management, Microsoft Azure, Bash Shell, Software Quality, Code Review, DevOps, Amazon DynamoDB, Spring Framework, Enterprise Messaging Systems, MongoDB, MySQL, NoSQL, RabbitMQ, Standard Sql, Shell Script, User-Centered Design, Web Applications, Spring Cloud, ReactJS, Istio, Delivery Pipeline, Spring-boot, Cloudformation, Event Driven Architecture, Amazon Relational Database Service, Containerization, Kubernetes, Cassandra, Apache Kafka, Api Gateway, Restful APIs, Terraform, Serverless Computing, Docker, Microservices - **Published:** July 3, 2026 - **Apply:** https://jobs.localjobnetwork.com/apply/add/86602462/1 ## About the Role * Expert in backend Java development with a strong focus on building and operating microservices. * Demonstrated expertise in system design, with the ability to decompose complex problems into well-defined services and data models. * Deep, hands-on experience designing and deploying production services on AWS (e.g., ECS/EKS, Lambda, S3, RDS, DynamoDB). Experience with Azure is a plus. * Working knowledge of React/Next.js with experience in building modern web applications. * Hands-on experience with Spring Boot, Spring Cloud, and related Java frameworks. * Proficiency in RESTful API design, development, and security best practices. * Strong understanding of containerization (Docker, Kubernetes) and CI/CD pipelines. * Proficiency in shell scripting (e.g., Bash) for automation and operational tasks. * Knowledge of SQL and NoSQL databases (e.g., MySQL, MongoDB, or Cassandra). * Familiarity with messaging systems like Kafka or RabbitMQ. * Exceptional problem-solving and analytical skills. Qualifications Set Yourself Apart With * Experience with serverless computing and event-driven architectures. * Knowledge of API gateways (e.g., AWS API Gateway) and service mesh technologies (e.g., Istio). * Certifications in AWS (e.g., AWS Certified Developer/Solutions Architect). * Exposure to DevOps practices and Infrastructure as Code (e.g., Terraform, CloudFormation). ## Description As a Senior Associate Technology L2, you are more than a developer; you are a system builder. You will be responsible for the end-to-end design, architecture, and implementation of critical Java-based microservices solutions. You will translate high-level architectural guidance into high-performance, scalable applications that drive digital transformation for our clients. We are looking for a hardcore technologist who thrives on solving complex problems. Your Impact * Architect and own the detailed design of microservices, translating high-level solution architecture into robust, scalable, and maintainable code. * Design, develop, and deploy production-grade Java microservices in a predominantly AWS environment. * Drive technical decision-making for key system components, evaluating trade-offs between performance, cost, and complexity. * Optimize application performance, scalability, and security through meticulous design and implementation. * Implement clean, well-documented RESTful APIs and integrate services with cloud-native technologies. * Ensure rigorous code quality and maintainability through leadership in code reviews and by setting high standards. * Troubleshoot and resolve deep technical issues across the stack in a timely manner. * Contribute to the continuous improvement of our engineering practices, toolchains, and deployment pipelines. ## Related Videos - [Rate-limiting using eBPF and Istio: How to protect your SaaS customers from themselves](https://www.wearedevelopers.com/videos/100220-rate-limiting-using-ebpf-and-istio-how-to-protect-your-saas-customers-from-themselves) - [Leveraging Real time data in FSIs](https://www.wearedevelopers.com/videos/806-leveraging-real-time-data-in-fsis) - [MySQL Protocol Features You Should Be Aware Of](https://www.wearedevelopers.com/videos/100267-mysql-protocol-features-you-should-be-aware-of) - [Effective Java Strategies and Architectures for Clouds](https://www.wearedevelopers.com/videos/186-effective-java-strategies-and-architectures-for-clouds) - [Get started with securing your cloud-native Java microservices applications](https://www.wearedevelopers.com/videos/123-get-started-with-securing-your-cloud-native-java-microservices-applications) - [Next Level Enterprise Architecture: Modular, Flexible, Scalable, Multichannel and AI-Ready?](https://www.wearedevelopers.com/videos/1017-next-level-enterprise-architecture-modular-flexible-scalable-multichannel-and-ai-ready) ## Related Articles - [Highest Paying Tech Companies for Developers](https://www.wearedevelopers.com/magazine/220-highest-paying-tech-companies-for-developers) - [Is Software Engineering Over-Saturated?](https://www.wearedevelopers.com/magazine/418-is-software-engineering-over-saturated) - [Why Upskilling And Reskilling is Important For Developers](https://www.wearedevelopers.com/magazine/428-why-upskilling-and-reskilling-is-important-for-developers) - [Dev Digest 120 - Apple and peers](https://www.wearedevelopers.com/magazine/455-dev-digest-120-apple-and-peers) - [20 Essential Tools For Backend Development](https://www.wearedevelopers.com/magazine/218-20-essential-tools-for-backend-development) - [The Best Software Developer Blogs to Read](https://www.wearedevelopers.com/magazine/156-the-best-software-developer-blogs-to-read)