We architect and build the complete blockchain stack for your product, from secure smart contracts to performant backend services. Our full-cycle development delivers a production-ready application in 6-8 weeks, not just a proof-of-concept.
Self-Sovereign Identity (SSI) Platform Build
Custom Blockchain Development
Build production-grade, scalable blockchain applications with expert architecture and secure smart contracts.
We focus on security-first development and scalable architecture from day one, ensuring your application is built to handle real-world volume and value.
- Smart Contract Development: Custom
Solidity/Rustcontracts withOpenZeppelinstandards, formal verification, and comprehensive audit preparation. - Backend & Indexing: High-performance
Node.js/Pythonbackends, subgraph development forThe Graph, and real-time data pipelines. - Frontend Integration: Seamless wallet connectivity (
wagmi,ethers.js), responsive dApp UIs, and secure transaction management. - Deployment & DevOps: Automated CI/CD, multi-chain deployment strategies, and infrastructure monitoring with 99.9% uptime SLAs.
Core Components of Your SSI Platform
We deliver a production-grade SSI stack, not a proof-of-concept. Our modular components are built on W3C standards and integrate seamlessly with your existing identity systems, ensuring compliance, security, and user adoption from day one.
Decentralized Identifier (DID) Registry
We implement and manage a secure, scalable DID registry (Indy, Sidetree, or custom) for your ecosystem. This provides the foundational layer for issuing, resolving, and verifying cryptographically-backed identities without a central authority.
Verifiable Credential Issuance Engine
A robust system for creating, signing, and issuing W3C Verifiable Credentials (VCs). Supports selective disclosure, revocation (via status lists or accumulators), and is pre-integrated with common KYC/AML and compliance data sources.
Holder & Verifier Wallets/SDKs
White-label mobile & web wallets for end-users to store credentials and interact with your platform. Paired with lightweight, embeddable SDKs for verifiers to seamlessly integrate credential verification into apps and websites.
Credential Governance & Policy Layer
Centralized management console for defining credential schemas, approval workflows, trust registries, and compliance policies. Enforces business logic, audit trails, and role-based access control across the entire issuance lifecycle.
High-Availability Agent Infrastructure
Managed, cloud-agnostic relay agents and resolvers that ensure 24/7 availability for DID operations and credential exchanges. Built with enterprise security, automatic failover, and monitored performance SLAs.
Interoperability Bridges & Adapters
Pre-built connectors to legacy systems (OAuth2/SAML, databases), other blockchain networks, and external credential schemes. Future-proof your investment and avoid vendor lock-in with our open-standards approach.
Business Outcomes with a Custom SSI Platform
Move beyond theoretical benefits. Our enterprise-grade Self-Sovereign Identity platforms deliver concrete, quantifiable value that impacts your bottom line and user experience.
Reduce KYC/AML Costs by 80%
Automate identity verification and compliance workflows with reusable, verifiable credentials. Eliminate manual document reviews and repetitive checks for returning users.
Eliminate Data Breach Liability
Decentralize identity storage. User data resides in their personal wallets, not your centralized database, removing you as a primary target and reducing breach-related fines and reputational damage.
Unlock New Revenue Streams
Enable portable reputation, proof-of-humanity, and credential-based gating for premium services. Monetize trust and enable new DeFi, gaming, and enterprise access models.
Achieve Regulatory Agility
Built on W3C Verifiable Credentials and DIF standards. Our modular architecture allows rapid adaptation to new regional regulations (e.g., eIDAS 2.0, MiCA) without platform rewrites.
Future-Proof Digital Interactions
Deploy an interoperable identity layer that works across Web2 and Web3. Prepare for the tokenization of everything—assets, memberships, and credentials—with a single user-centric identity.
Accelerate Time-to-Market
Leverage our battle-tested SSI framework, pre-built modules for issuance/verification, and deep protocol expertise (Indy, Sidetree, Polygon ID) to launch your MVP in weeks, not years.
Structured Development Tiers
Compare our tiered service packages for building a production-ready Self-Sovereign Identity platform. Each tier includes core SSI components with escalating levels of support, customization, and operational management.
| Core Deliverables | Starter | Professional | Enterprise |
|---|---|---|---|
W3C DID & VC-Compliant Architecture | |||
Custom Smart Contracts (Issuer/Verifier/Registry) | Basic Templates | Custom Logic | Full Custom + Upgrades |
Security Audit & Penetration Testing | Automated Scan | Manual Review + Report | Comprehensive Audit + Remediation |
Mobile & Web SDK Integration | 1 Platform | 2 Platforms | All Platforms (iOS/Android/Web) |
Decentralized Identifier (DID) Method | did:ethr | did:ethr or did:key | Custom DID Method (e.g., did:yourco) |
Verifiable Credential Formats | JSON-LD | JSON-LD & JWT | JSON-LD, JWT, SD-JWT |
Deployment & Go-Live Support | Documentation | Hands-on Assistance | Dedicated Launch Manager |
Post-Launch Support SLA | Email (72h) | Priority (24h) | 24/7 Dedicated (4h) |
Ongoing Infrastructure Management | Self-Managed | Co-Managed Monitoring | Fully Managed with 99.9% SLA |
Estimated Timeline | 4-6 Weeks | 8-12 Weeks | 12+ Weeks |
Starting Price | $45,000 | $120,000 | Custom Quote |
Our Delivery Methodology
We deliver production-ready SSI platforms through a structured, security-first process that de-risks development and accelerates your time-to-market.
Architecture & Standards Audit
We analyze your use case and design a compliant architecture using W3C Verifiable Credentials, Decentralized Identifiers (DIDs), and OIDC/SIOPv2. This ensures interoperability and future-proofs your platform.
Secure Wallet & Agent Development
We build secure, cross-platform digital wallets and cloud/hosted agents. Features include key management (BIP-39/44), credential storage, and zero-knowledge proof support for selective disclosure.
Issuer/Verifier Integration
We implement the complete credential lifecycle: issuance schemas, revocation registries (using cheqd, ION, or Ethereum), and verifiable presentation flows tailored to your KYC/access control needs.
Production Deployment & SLA
We manage the deployment of your SSI nodes, governance frameworks, and monitoring dashboards. You receive a 99.9% uptime SLA, 24/7 incident response, and detailed analytics on credential flows.
Smart Contract Development
Secure, audited smart contracts built to your exact specifications, from concept to mainnet deployment.
We architect and deploy production-grade smart contracts that form the backbone of your Web3 application. Our process delivers custom logic for DeFi, NFTs, DAOs, and enterprise use cases, ensuring gas efficiency and security-first design from day one.
We guarantee code that is secure by design, not just by audit.
- Full Lifecycle Delivery: From initial specification and
Solidity/Rustdevelopment through testing, auditing, and final mainnet deployment. - Security-First Architecture: Built with
OpenZeppelinstandards, comprehensive unit/integration testing, and pre-audit reviews to minimize vulnerabilities. - Protocol-Specific Expertise: Custom implementations for
ERC-20,ERC-721,ERC-1155, staking systems, automated market makers (AMMs), and cross-chain bridges.
Frequently Asked Questions
Answers to common questions about our end-to-end Self-Sovereign Identity platform development service.
We follow a structured 4-phase engagement model: Discovery & Design (1-2 weeks) to define requirements and architecture, Core Development (3-6 weeks) to build the verifiable credential engine and wallet SDK, Integration & Testing (2-3 weeks) for API integration and security audits, and Deployment & Launch (1 week). We assign a dedicated technical lead and provide weekly sprint demos. This process has delivered over 20 production SSI systems.
Get In Touch
today.
Our experts will offer a free quote and a 30min call to discuss your project.