Senior Fullstack Developer (Backend oriented)

About CodeRoad CodeRoad provides end-to-end software development services, helping businesses scale with ideal infrastructure solutions. From staff augmentation to dedicated IT teams and general software engineering , our nearshore technology services empower businesses to thrive in an ever-evolving digital landscape. About the Role We a re seeking a Senior Fullstack Developer with a heavy backend focus to serve as a core contributor for a global leader in Item Chain Management solutions. In this role, you will anchor the development of high-throughput, low-latency web applications and data systems that process billions of unique item identities from source to sale. Working alongside architects, product managers, and cross-functional engineering PODs, you will design robust system features, engineer resilient APIs, and navigate both complex legacy architectures and modern cloud-native environments. This role is critical to transforming massive streams of item-level data into real-time operational intelligence for global retail and industrial enterprises. By driving back-end performance, optimizing front-end responsiveness, and leveraging modern AI-assisted development tools, you will directly impact the reliability, scalability, and long-term evolutionary architecture of our client's core software platform. Key Responsibilities Design & Build scalable, high-availability back-end services and responsive front-end interfaces that meet complex enterprise and product requirements. Anchor end-to-end feature delivery by designing robust APIs, optimizing database schemas, and applying advanced web scalability techniques. Optimize application performance, troubleshoot low-level system bottlenecks, and resolve complex production incidents using modern observability toolstacks. Lead quality and delivery standards by actively participating in code reviews, conducting performance load testing, and managing CI/CD pipelines. Collaborate with Tech Leads, Product Managers, and UX/UI designers to translate high-level business goals into actionable, resilient technical implementations. Champion continuous engineering excellence by mentoring team members, refining operational processes, and leveraging AI-assisted development methodologies. Requirements 4+ years of professional experience as a Fullstack Engineer with a strong backend bias Core Backend Stack: Advanced fluency with Java with deep expertise in Java 21, Spring/Spring boot, Oracle PL/SQL , and MySQL . Core Frontend Stack: Hands-on expertise with JavaScript (ES5/ES6) , ReactJS , and legacy frameworks like ExtJS . Cloud & DevOps Infrastructure: Hands-on experience with AWS , Docker , Kubernetes , and Jenkins CI/CD automation. Observability & Testing: Practical experience using New Relic , Splunk , JMeter (load testing), and strong software testing fundamentals. AI Tooling: Demonstrated knowledge of AI-assisted development tools to accelerate workflow and code efficiency. Soft Skills: High ownership mindset, keen attention to detail, and proactive problem-solving capabilities. Language: Advanced English (written and spoken) is mandatory to collaborate directly with US-based stakeholders operating on East/West Coast time zones. Nice to Have Exposure to supply chain, RFID tracking, or item-level lifecycle management platforms. Hands-on experience refactoring legacy frontend monoliths (e.g., ExtJS) into modern micro-frontends (ReactJS). Familiarity with event-driven architectures and message brokers like Apache Kafka or RabbitMQ . Experience with automated infrastructure orchestration tools like Terraform or CloudFormation . What You’ll Love 100% Remote Holidays off Paid Time Off Health insurance assistance Competitive USD compensation Growth opportunities