Full-Time

Senior Backend Engineer

Payments

Posted on 10/23/2024

Lightspark

Lightspark

51-200 employees

Facilitates Bitcoin transactions for businesses

Fintech
Crypto & Web3

Senior

Culver City, CA, USA

Category
Backend Engineering
Software Engineering
Required Skills
Kubernetes
Rust
Python
Java
Docker
AWS
Go
C/C++
Requirements
  • 7+ years of backend engineering experience, with a proven track record of building and maintaining scalable backend systems.
  • Strong proficiency in one or more backend programming languages (e.g., Python, Go, Java, Rust, C++) and experience with modern software development practices.
  • Experience working with distributed systems and large-scale applications, with a focus on reliability and performance optimization.
  • Experience with payments systems or financial infrastructure (e.g., ledgers, transaction processing, bank integrations)
  • Experience with cloud-based technologies and infrastructure tools such as Docker, Kubernetes, AWS, or other cloud platforms.
  • Ability to lead technical projects from design through deployment, collaborating with team members and cross-functional teams to deliver high-quality solutions.
  • Strong problem-solving skills and the ability to troubleshoot complex issues in production systems.
  • Excellent communication skills, with the ability to work effectively in a collaborative environment and explain technical decisions to non-engineering stakeholders.
  • A passion for learning new technologies and continuously improving engineering processes.
Responsibilities
  • Designing and developing scalable backend services that integrate Lightspark with traditional financial systems, including payments infrastructure, bank integrations, and transaction processing.
  • Collaborating with Product Managers, Designers, and other Engineers to build features that meet the evolving needs of our users.
  • Contributing to the architecture and design of backend systems, ensuring reliability, security, and maintainability as our services scale.
  • Writing high-quality, well-tested code that is maintainable and performant.
  • Leading technical discussions and participating in code reviews to ensure engineering best practices are followed across the team.
  • Taking ownership of key backend components, troubleshooting production issues, and working to improve system performance and stability.
  • Building tools and frameworks to monitor, analyze, and improve system performance at scale.
  • Proactively identifying opportunities for system optimization and performance improvements as we scale our platform to support more users.
  • Mentoring junior engineers, providing feedback, and sharing best practices to help the team grow and improve.

Lightspark focuses on facilitating Bitcoin transactions for businesses by providing an API and Software Development Kits (SDKs) that integrate with the Lightning Network. This technology allows for faster and cheaper cross-border payments by identifying efficient routes for transactions. Unlike competitors, Lightspark's service-based model enables businesses to leverage Bitcoin without needing deep technical expertise. The goal is to streamline payment processes, making them more efficient and cost-effective.

Company Stage

Seed

Total Funding

$1.3M

Headquarters

Los Angeles, California

Founded

2022

Growth & Insights
Headcount

6 month growth

23%

1 year growth

52%

2 year growth

255%
Simplify Jobs

Simplify's Take

What believers are saying

  • Increased adoption of the Lightning Network is boosting Lightspark's market potential.
  • Partnerships with companies like Bitso and Foxbit expand Lightspark's reach in Latin America.
  • The rise of stablecoins on the Lightning Network creates new cross-border payment opportunities.

What critics are saying

  • Regulatory scrutiny in key markets could impact Lightspark's operations and compliance costs.
  • Technological vulnerabilities in the Lightning Network may affect user trust and adoption.
  • Increased competition from fintech companies like Strike and OpenNode challenges Lightspark's market position.

What makes Lightspark unique

  • Lightspark offers a robust API and SDKs for Bitcoin integration on the Lightning Network.
  • The company provides a secure system for data protection and transaction management.
  • Lightspark's Universal Money Address (UMA) simplifies cross-border payments for businesses.

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