About the company
Blockchain.com (formerly Blockchain.info) is a cryptocurrency financial services company. The company began as the first Bitcoin blockchain explorer in 2011 and later created a cryptocurrency wallet that accounted for 28% of bitcoin transactions between 2012 and 2020. It also operates a cryptocurrency exchange and provides institutional markets lending business and data, charts, and analytics.
Job Summary
WHAT YOU WILL DO
📍Expand our rapidly growing user base of 75M+ wallets to reach 1B+ customers. 📍You will work on real-time, latency-critical infrastructure for Payment processing and monitoring. 📍Build specific payment method integrations (Cards, Open Banking, Wire transfers, GBP Fast Transfer, ACH, SEPA, Crypto, .. ); we integrate directly or via partners to the payment networks. 📍Be a part of a dedicated engineering team committed to quality improvements, iterating on products that directly impact millions of users. 📍Build scalable services with Kotlin, and deal with problems like synchronization, asynchronous operations, database optimisations, scalability and reliability of systems. 📍You will build and maintain an in-house framework to integrate multiple banking partners and payment methods 📍The Payments engineering team is building the next generation of our internal framework and you’ll be part of it.
WHAT YOU WILL NEED
📍Having previous experience working in an An Electronic Money Institution (EMI) is a mandatory requirement. 📍You know at least one programming language in depth. 📍You have at least one year of experience in any JVM based languages (such as Java, Kotlin, Scala) and are confident in your ability to build, debug and ship microservices. 📍You have experience building and shipping highly-available, fault tolerant, production ready distributed backend systems. 📍Knowledge of at least how one of these payment methods works is preferred: Cards, ACH, SEPA, Wires. Fast Transfer 📍Experience integrating payment partners in the backend is preferred. 📍You actively participate in creating product and software specifications before implementing them. 📍You pride yourself on consistent high levels of test coverage, strong technical documentation and effective monitoring. 📍You inspire other engineers to do better. 📍Understanding of data structures, databases and large-scale distributed systems. 📍Preferably exposure to technologies such as Kafka, PostgreSQL, Redis, RabbitMQ. 📍You are customer focused and continuously suggest how the backend can provide the best Customer Experience. 📍A passion for crypto and the transformations it enables. 📍We use Kotlin, PostgreSQL, Kafka, Redis, Datadog, Amplitude, Grafana, BigQuery, ApacheSpark and more.