About TrustGrid TrustGrid is building the infrastructure for a more trusted digital world. We focus on secure, decentralised, privacy-first and interoperable digital infrastructure across identity, verifiable credentials, distributed systems and digital experiences.

Location:
Bangalore (Work from Office)

Experience:
6+ years in Senior Cryptography & Web3 Security Architect Employment Type: Full-time The Role We are seeking a Senior Cryptography & Web3 Security Architect to lead the design and implementation of cryptographic systems across our mobile, backend, and blockchain platforms. This role is critical to ensuring the security, privacy, and integrity of our decentralized products and services. Responsibilities
• Design and implement cryptographic protocols for secure communication, data protection, and identity verification.
• Collaborate with mobile, backend, and blockchain teams to integrate cryptographic solutions across the stack.
• Evaluate and implement advanced cryptographic techniques such as zero-knowledge proofs, threshold encryption, secure multi-party computation, and digital signatures.
• Conduct security reviews, threat modeling, and cryptographic audits of existing systems.
• Define and enforce best practices for key management, data encryption, and secure storage.




• Stay updated on emerging cryptographic standards and vulnerabilities in Web3 ecosystems.
• Work closely with product and compliance teams to ensure alignment with government-grade security requirements. Required Skills &

Experience:
• Solid foundation in applied cryptography, including symmetric/asymmetric encryption, hashing, and digital signatures.
• Experience with blockchain protocols (e.g., Ethereum, Hyperledger Indy) and decentralized identity systems.
• Proficiency in one or more programming languages: Rust, Go, Python, C++, or JavaScript.
• Familiarity with cryptographic libraries (e.g., OpenSSL, libsodium, Bouncy Castle, zkSNARK/zk-STARK frameworks).
• Understanding of secure software development lifecycle, threat modeling, and vulnerability mitigation.
• Experience working in Web3, cybersecurity, or privacy-focused product environments. Preferred

Qualifications:
· Experience with zero-knowledge proofs, homomorphic encryption, or secure enclave technologies.
· Contributions to open-source cryptographic or blockchain projects.
· Knowledge of regulatory compliance standards (e.g., GDPR, SOC 2, ISO 27001).
· Background in academic research or publications in cryptography or security.

📌 Senior Cryptography (Bengaluru)
🏢 TrustGrid™
📍 Bengaluru