Senior Blockchain Engineer, Digital Assets

Role: Senior Blockchain Engineer Digital Assets

Locations:Southlake TX; Austin TX

Role Summary

Build and integrate the blockchain infrastructure layer that underpins digital asset custody and tokenization platforms. The posting describes this as a hands-on engineering role focused on Layer-1 blockchain integration core blockchain infrastructure wallet engineering and custody-related blockchain workflows.

Key Responsibilities

• Integrate enterprise systems with existing Layer-1 blockchains and evaluate or extend Layer-1 capabilities to meet custody scalability and resiliency needs.

• Engineer for chain-level mechanics such as transaction lifecycle finality forksreorgs and event propagation while ensuring blockchain integrationsremainreliable under stress conditions and production loads.

• Design and build core blockchain infrastructure services including indexers event processors block explorers observability tooling chain data services and APIs and interoperability or cross-chain integration components.

• Build and support wallet architecture transaction creation and signing workflows submission pipelines and integration with custody key management systems such as MPC HSMs and signing services.

• Support custody-related blockchain workflows covering on-chain transaction execution event monitoring and reconciliation and chain-specific failure handling and recovery patterns.

• Help define safe patterns for interacting with smart contracts and token standards from custody platforms aligned to custody approvals and risk controls.

• Apply modern engineering practices and AI-augmented development approaches for protocol analysis code development and testing documentation and knowledge sharing.

Source-Supported Qualification Themes

• 7 years of professional software engineering experience.

• Hands-on experience building or integrating blockchain or distributed ledger systems.

• Strong understanding of Layer-1 blockchain protocols and transaction lifecycles.

• Experience building backend services APIs and infrastructure components.

• Proficiencyin one or more languages such as Go Java Rust Python or similar.

• Ability to work effectively across custody security and platform teams.

• Strongly preferred: experience with blockchain indexers explorers or chain analytics systems; familiarity with wallet architecture and blockchain signing workflows; exposure to crypto custody platforms or security-sensitive financial systems; and experience using AI tooling to support complex software development.