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Travoom

Senior Payments Infrastructure Engineer – Crypto, Wallets & Blockchain

Travoom

. Take ownership of the existing payments backend and complete its integration, testing, and production deployment .

Posted 11/9/2026full-timeRemote • Texas • United StatesSeniorWebsite

Core Competencies

Role fit
Core Competencies

Use this summary to align your resume positioning with the role.

Demonstrates extensive experience in backend engineering for financial systems, with a strong focus on payment processing, transaction reconciliation, and digital wallet integrations. Proficient in Rust and Go, with a deep understanding of distributed systems and blockchain transaction infrastructure.

Highest-signal resume keywords
Backend Engineering ExperiencePayment Processing ExpertiseRust Development ProficiencyDigital Wallet IntegrationDistributed Systems Knowledge

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills
RustGoPayment ProcessingTransaction ReconciliationDigital WalletsDistributed SystemsPostgreSQLAWSCI/CDBlockchain Infrastructure
Soft Skills
Technical DocumentationCommunication Skills
Tools & Technologies
DockerFireblocksGRPCRESTMonitoring Tools
Industry Keywords
Financial SystemsCryptocurrency PaymentsKYC/AMLPCI DSSFinancial Services Compliance

Tech Stack

Tools & technologies
AWSDistributed SystemsDockerGRPCMicroservicesPostgresRustGo

About the role

Key responsibilities & impact
  • Take ownership of the existing payments backend and complete its integration, testing, and production deployment
  • Complete payment processing and settlement functionality
  • Implement transaction reconciliation
  • Manage digital wallet integrations
  • Ensure accurate balance accounting
  • Build reliable transaction recovery and monitoring systems
  • Integrate existing financial services using REST and gRPC
  • Troubleshoot distributed systems
  • Complete end-to-end testing
  • Ensure infrastructure is secure, scalable, and production-ready
  • Independently understand the existing codebase, resolve integration challenges, and deliver production-ready financial infrastructure
  • Collaborate across backend, infrastructure, blockchain, and financial engineering teams

Requirements

What you’ll need
  • 8+ years of professional backend engineering experience, including significant hands-on responsibility for production financial systems, payment infrastructure, cryptocurrency platforms, or digital asset services
  • Proven experience building and operating financial transaction systems involving payment processing, settlement, reconciliation, and balance management
  • Strong understanding of double-entry accounting and financial ledger architecture, including transaction consistency, idempotency, auditability, and failure recovery
  • Production experience with digital wallets and cryptocurrency payments, including deposits, withdrawals, transfers, transaction signing, and secure key management
  • Experience integrating Fireblocks or comparable institutional custody platforms
  • Advanced proficiency in Rust, Go, or another high-performance backend language, with demonstrated ability to work in Rust-based microservices
  • Expertise in distributed systems, REST, gRPC, asynchronous processing, concurrency, fault tolerance, and event-driven architectures
  • Strong database engineering experience, including PostgreSQL or comparable transactional databases, ACID guarantees, concurrency control, and data integrity
  • Production experience with AWS, Docker, CI/CD, monitoring, and infrastructure security
  • Deep understanding of blockchain transaction infrastructure, cryptographic signing, wallet architecture, and secure digital asset transfers
  • Experience integrating third-party financial services, including payment gateways, banking APIs, fiat on/off ramps, or cryptocurrency exchanges
  • Strong security engineering knowledge, including encryption, access controls, secrets management, transaction authorization, and financial-system security practices
  • Demonstrated ability to independently own complex production systems, investigate unfamiliar codebases, resolve integration problems, and deliver reliable infrastructure without unnecessary redesign
  • Experience with automated integration and end-to-end testing for financial transactions, including duplicate processing, partial failures, reconciliation discrepancies, and recovery scenarios
  • Strong technical documentation and communication skills, with experience collaborating across backend, infrastructure, blockchain, and financial engineering teams
  • Direct production experience with Fireblocks and TigerBeetle highly preferred
  • Hands-on Rust development in financial or high-throughput distributed systems highly preferred
  • Experience with Solana, SPL tokens, and blockchain wallet integrations highly preferred
  • Experience building cryptocurrency exchanges, payment orchestration platforms, custody infrastructure, or treasury systems highly preferred
  • Familiarity with KYC/AML, PCI DSS, and financial services compliance requirements highly preferred
  • Understanding of football and international sports is a huge plus

Benefits

Comp & perks
  • Deferred compensation until funding is secured
  • Competitive, normalized salary plus equity after funding is secured
  • OleX token ownership after funding is secured
  • Participation in the company's long-term ownership and success