Company Description Seaionl Inc. is an AI-driven cybersecurity company that provides unified, enterprise-grade integrated security solutions. Our offerings include SSL monitoring, data protection, vCISO leadership, DevSecOps tooling, and managed services, all supported by advanced AI. Our mission, “Security First,” focuses on protecting digital assets, ensuring compliance, and enabling businesses to operate confidently in a threat-intense environment. With operations in both the U.S. and India, we serve SMBs, startups, and large enterprises looking for scalable security platforms. Role Description This is a full-time hybrid role for a Senior Full Stack Developer. The role is located in Hyderabad but allows some work-from-home flexibility. As a Senior Full Stack Developer, you will be responsible for developing both front-end and back-end components of web applications. Your day-to-day tasks will include writing clean, maintainable code, collaborating with cross-functional teams, troubleshooting issues, and ensuring the scalability and performance of developed applications. Responsibilities Lead full development lifecycle: design, code, test, deploy, and maintain scalable web apps. Build responsive interfaces using HTML , CSS , JavaScript , and modern UI frameworks (React, Angular, or Vue) Develop and integrate server-side APIs using Node.js , Python , or Java Design and manage database logic (SQL/NoSQL) Create, review, and maintain Terraform and Helm infrastructure-as-code for Azure-based deployments, leveraging DevOps practices Automate CI/CD pipelines for build, test, and release workflows Monitor app performance and troubleshoot production issues Mentor junior engineers and enforce coding standards Bonus: Implement basic cybersecurity protections—input validation, secure storage, audit logging Required Qualifications 3–6 years full‑stack development experience Strong front-end skills: HTML5, CSS3, JavaScript (+ React/Angular/Vue) Proficient back-end development: Node.js, Python, or Java Experience with relational and NoSQL databases Infrastructure-as-code proficiency: Terraform, Helm Azure services exposure; or similar cloud platforms DevOps tools usage: Docker, GitHub Actions/Jenkins, CI/CD pipelines Solid grasps with version control, testing, and agile workflows Excellent debugging, problem-solving, and communication skills Bachelor’s degree in Computer Science, Engineering, or a related field Preferred (Nice to Have) Hands-on cybersecurity knowledge (OWASP, secure coding, vulnerability scanning) Experience with container orchestration (Kubernetes, AKS) Familiarity with policy-as-code or compliance tools Prior seasonal/interim product development experience