Back-End Engineer, Fraud at Blockchain.com

London, England, United Kingdom

Blockchain.com Logo
Not SpecifiedCompensation
Mid-level (3 to 4 years), Senior (5 to 8 years)Experience Level
Full TimeJob Type
UnknownVisa
Blockchain, Cryptocurrency, FinTechIndustries

Requirements

  • Knowledge of at least one programming language in depth
  • At least 3-5+ years of experience building and shipping highly-available, fault-tolerant, production-ready distributed backend systems
  • Experience with JVM-based languages (Java, Kotlin, Scala) and confidence in building, debugging, and shipping microservices
  • Customer-focused with the ability to suggest improvements to backend systems for the best Customer Experience
  • Pride in consistent high levels of test coverage, strong technical documentation, and effective monitoring

Responsibilities

  • Part of the Brokerage - Fraud team, enhancing blockchain.com’s fraud prevention mechanisms
  • Work with risk, compliance teams and partners (SardineAI and Sift) to resolve customer issues
  • Advocate best practices, code quality, test coverage, and drive technical discussions
  • Optimize existing systems for scalability, extensibility, and performance, building reusable, modular code
  • Ensure security is at the forefront, employing advanced encryption schemes
  • Work within interdisciplinary teams to deliver high-quality software

Skills

Kotlin
Java
Scala
PostgreSQL
Kafka
Redis
Datadog
Amplitude
microservices

Blockchain.com

Cryptocurrency trading and wallet services platform

About Blockchain.com

Blockchain.com offers a platform for buying, storing, and trading cryptocurrencies such as Bitcoin and Ethereum. Users can execute trades quickly, often in microseconds, thanks to the platform's advanced matching engine and deep liquidity. The company generates revenue through transaction fees, trading spreads, and premium services, catering to both individual and institutional clients. It allows users to deposit and withdraw various fiat currencies and provides an API for programmatic trading and live market data. Blockchain.com prioritizes security and reliability, ensuring the protection of users' funds and data.

London, United KingdomHeadquarters
2011Year Founded
$583.6MTotal Funding
SERIES_ECompany Stage
Fintech, Crypto & Web3Industries
501-1,000Employees

Benefits

Competitive Salary
Meaningful Equity
Crypto Bonus
HealthCare
Paid Family Leave
Get the equipment you need
Unlimited Vacation
Remote-first
Offsites

Risks

Increased competition from zero-knowledge identity projects like Humanity Protocol.
Cross-chain interoperability platforms may reduce Blockchain.com's competitive edge.
Operational risks from integrating Altonomy's systems into Blockchain.com.

Differentiation

Blockchain.com offers a comprehensive suite for buying, storing, and trading digital assets.
The platform integrates with a global banking network for multi-currency transactions.
Blockchain.com provides an institutional-grade API for programmatic trading and live market data.

Upsides

Blockchain.com raised $110 million in a Series E funding round.
Integration with Altonomy enhances Blockchain.com's trading platform capabilities.
Growing interest in privacy-focused blockchain solutions benefits Blockchain.com's offerings.

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