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Job Title


Security Developer


Company : CriticalRiver Inc.


Location : Vijayawada, Andhra Pradesh


Created : 2026-02-23


Job Type : Full Time


Job Description

Security Developer (Application & Blockchain Security) Work Mode : 6 Days a week Onsite (S econd Saturday will be holiday followed by Sunday) Role Overview: We are seeking a Security Developer with 4+ years of hands-on experience in application and web security to join our engineering team. This role focuses on building secure-by-design applications across the MERN stack, distributed systems, and blockchain platforms (Hyperledger Fabric). The ideal candidate will work closely with product and engineering teams, embedding security into the SDLC, performing proactive security testing, and leading vulnerability remediation efforts.Required Skills & Qualifications • 4+ years of hands-on experience in application and web security. • Strong expertise in OWASP Top 10 vulnerabilities and mitigation techniques. • Proven experience using SAST/DAST tools (SonarQube, Burp Suite, OWASP ZAP). • Deep understanding of secure web protocols: HTTPS, TLS 1.2/1.3, HSTS, CSP. • Solid knowledge of identity and access management and RBAC enforcement. • Practical experience with Hyperledger Fabric security architecture. • Strong foundation in cryptography, secure coding practices, and threat modelling. • Ability to communicate security risks and solutions clearly to engineering teams. PreferredQualifications (Nice to Have) • Experience securing cloud-native applications (AWS, Azure, or GCP). • Familiarity with DevSecOps practices and CI/CD security. • Exposure to container and Kubernetes security. • Integrate and manage Key Management Systems (Key Vaults / KMS) for secrets, encryption keys, and certificates and Hands-on experience with Key Management Systems and secrets management. • Security certifications (CEH, CSSLP, CISSP, or equivalent).