Senior Software Engineer, Payments API
SquareJob Overview
As a Senior Software Engineer at Square, you will be pivotal in designing and maintaining our Payments and Refund APIs, which are crucial for both external developers and Square products. This role is a strategic asset to Square, allowing you to impact our global payments strategy significantly.
Responsibilities
- Expand and maintain our Payments and Refund APIs.
- Design and implement high-volume, low-latency, distributed transaction processing systems.
- Abstract legacy APIs into consistent, coherent service APIs for Square and our sellers.
- Mentor other engineers and contribute to the team's direction.
- Participate in agile development processes, including stand-ups, sprint planning, and retrospectives.
- Collaborate with product, business, and finance teams to develop and refine our global payments strategy.
- Focus on operational excellence, delivering fault-tolerant systems that enable teams to move fast without impacting customers negatively.
Qualifications
- Deep understanding and curiosity in creating highly available, scalable, low-latency systems.
- Experience leading complex projects and breaking down work into components.
- Interest in transforming the payments landscape both in the US and globally.
- Bachelor's degree and 5+ years of software development experience in Java, Go, or similar.
Preferred Skills
- Enterprise experience with JVM languages (Java, Kotlin).
- Experience designing & operating fault-tolerant, high throughput, low latency services in a microservices ecosystem.
- Experience in the payments industry.
Technologies and Practices
- Java, Kotlin, Python
- Guice, Protocol Buffers, jOOQ
- MySql, Aurora, ElasticSearch, GraphQL
- AWS Cloud Technologies, Kubernetes, Terraform, Datadog
- Design patterns, test driven development
- Metrics driven decision making
Additional Information
Block takes a market-based approach to pay, and pay may vary depending on your location. U.S locations are categorized into one of four zones based on a cost of labor index for that geographic area. The successful candidate’s starting pay will be determined based on job-related skills, experience, qualifications, work location, and market conditions. These ranges may be modified in the future.
Benefits
- Full-time employee benefits include extensive healthcare coverage, retirement plans, employee stock purchase program, wellness programs, paid leave, and more. This role is also eligible to participate in Block's equity plan.
Benefits Extracted with AI
- Dental insurance
- Healthcare coverage (Medical, Vision and Dental insurance)
- Health Savings Account and Flexible Spending Account
- Retirement Plans including company match
- Employee Stock Purchase Program
- Wellness programs
- Paid parental and caregiving leave
- Paid time off
- Paid sick leave
- Learning and Development resources
- Paid Life insurance, AD&D, and disability benefits
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