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United Arab Emirates Jobs Expertini

Urgent! Senior Backend Developer Position in دبي - ZenX

Senior Backend Developer



Job description

Senior Backend Engineer (Crypto/FinTech) — 5+ Years

Location:
Dubai, UAE (Full Time) or Hybrid (±4h GST)

Employment:
Full-time

About the Role

We're hiring a Senior Backend Engineer to help build institutional-grade crypto trading and payments infrastructure.

You'll own core services that power order routing, market connectivity, settlement, and compliance—delivering low-latency, secure systems at scale.

What You'll Do

  • Core Services
  • Design and ship high-performance REST
    and
    WebSocket
    APIs
  • Build an
    order matching engine
    and
    order book
    services
  • Develop
    settlement systems
    ,
    liquidity aggregation
    , and
    price discovery
    algorithms
  • Trading Infrastructure
  • Implement RFQ
    flows,
    market-making
    capabilities, and
    trade reconciliation
  • Design
    escrow
    integrations and custody workflows
  • Security & Compliance
  • Integrate multi-sig wallets
    ,
    KYC/AML
    workflows, and
    transaction monitoring
  • Build
    audit trails
    , alerts, and
    DDoS
    protection
  • Blockchain
  • Ship reliable Web3 integrations
    , smart-contract interactions, and
    HD wallet
    tooling
  • DevOps
  • Own deploys and reliability across Docker/Kubernetes
    on
    AWS/GCP
  • Use queues (
    Kafka/RabbitMQ
    ) for resilient, event-driven architectures

Must-Have Skills

  • Go (expert)
    ;
    (strong)
    ; Python familiarity is a plus
  • Datastores:
    MongoDB (expert)
    ,
    Redis (expert)
    ,
    PostgreSQL (intermediate)
  • Production experience with Docker
    ,
    Kubernetes
    ,
    AWS/GCP
    , and
    message queues
  • Hands-on Web3
    integrations, smart-contract interaction;
    HD wallet
    implementation
  • Proven track record delivering
    low-latency
    ,
    high-throughput
    systems

Nice to Have

  • Exposure to
    Solidity
  • Experience in market data
    ,
    FIX/FAST
    , or HFT-style systems
  • Security engineering, threat modeling, or formal audits

How We Work

  • Pragmatic engineering, strong testing, and clean observability
  • Small squads, big ownership, high impact
  • Code reviews, CICD, metrics-driven performance

What Success Looks Like (90 Days)

  • Ship a production-ready API with WebSockets and auth
  • Stand up an MVP
    matching engine
    and
    order book
    service
  • Integrate a
    custody/multi-sig
    flow and basic
    KYC/AML
    pipeline
  • Define SLOs, dashboards, and runbooks

Benefits

  • Competitive compensation & tokens/equity (where applicable)
  • Flexible location & hours (team overlaps on GST)
  • Top-tier hardware, budgets for learning & conferences

Interview Process

Intro call → Technical deep dive (systems & code) → Architecture exercise → Culture/Founder chat → Offer

Apply:
Send your LinkedIn/CV and GitHub to with subject
Senior Backend Engineer – Crypto
.

  • We're an equal opportunity employer—everyone is welcome.


Required Skill Profession

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