
Job Overview
Location
Los Angeles HQ
Job Type
Full-time
Category
Backend Engineer
Date Posted
March 4, 2026
Full Job Description
đź“‹ Description
- • Join Lightspark Inc. as a Senior Backend Engineer and play a pivotal role in revolutionizing the internet's payment infrastructure. We are building the open payment protocol for the Internet, aiming to make money move as seamlessly and instantly as data. Our innovative enterprise tools, including Grid, Node, and Spark, empower businesses to conduct financial transactions globally, securely, and at a significantly reduced cost, 24/7.
- • As a Senior Backend Engineer, you will be instrumental in constructing enterprise-ready infrastructure that underpins this groundbreaking open payment protocol. Your work will directly contribute to building new financial systems, services, and processes that are accessible to a global audience, fostering financial inclusion and innovation.
- • A core responsibility will be the design, development, scaling, and meticulous maintenance of our production services. This involves not only writing robust code but also ensuring these systems can handle significant load and remain highly available, critical for a financial protocol.
- • You will cultivate a deep and nuanced understanding of the business domain, engaging closely with our vibrant community. This collaboration is key to driving core protocol improvements and enhancing our implementation, ensuring Lightspark remains at the forefront of digital payments.
- • Your efforts will be crucial in creating a rich services layer designed to support the next wave of users and innovative use cases. This layer is essential for bringing the Lightning network to mass adoption, transforming how individuals and businesses transact.
- • You will architect and build sophisticated software frameworks. These frameworks will be designed to collect and deeply analyze internal data, providing invaluable insights that will drive solution improvements and strategic decision-making.
- • Furthermore, you will extend the capabilities of the Lightning network through the development of advanced functionalities. These advancements will tackle the next generation of complex financial problems and introduce Lightspark to broader, untapped audiences, expanding our market reach and impact.
- • This role demands a proactive approach to identifying and solving complex technical challenges within a rapidly evolving FinTech and blockchain space.
- • You will contribute to the architectural decisions that shape the future of our platform, ensuring scalability, security, and reliability.
- • Collaborate with cross-functional teams, including product managers, designers, and other engineers, to translate business requirements into technical solutions.
- • Participate in code reviews, providing constructive feedback to peers and maintaining high standards of code quality and best practices.
- • Mentor junior engineers, sharing your expertise and fostering a culture of continuous learning and development within the team.
- • Stay abreast of the latest trends and technologies in backend development, blockchain, and distributed systems, bringing innovative ideas to the table.
- • Contribute to the operational excellence of our services, including monitoring, alerting, and incident response.
- • You will be working with cutting-edge technologies in a fast-paced startup environment, where your contributions will have a direct and visible impact on the company's success and the future of digital payments.
- • This is an opportunity to be part of a mission-driven company that is building essential infrastructure for the internet's financial future, making a tangible difference in how the world transacts.
- • The role requires a blend of deep technical expertise, strategic thinking, and a passion for building scalable, reliable, and secure distributed systems.
- • You will be empowered to take ownership of significant features and systems, driving them from conception through to production deployment and ongoing maintenance.
- • Engage with open-source communities and contribute to the broader ecosystem, reinforcing Lightspark's commitment to open standards and collaboration.
- • Ensure that all developed solutions adhere to stringent security best practices and compliance requirements relevant to financial services.
- • Troubleshoot and resolve complex technical issues in production environments, minimizing downtime and impact on users.
- • Contribute to the continuous improvement of our development processes, tools, and methodologies.
- • The ideal candidate will be a self-starter, capable of working independently while also thriving in a collaborative team setting.
- • You will be a key player in shaping the technical direction and execution of Lightspark's core product offerings.
- • This role offers a unique chance to work on challenging problems at the intersection of distributed systems, cryptography, and financial technology.
- • Your work will directly impact the speed, cost, and accessibility of financial transactions worldwide.
- • We are looking for individuals who are passionate about building robust, scalable, and secure backend systems that can handle global transaction volumes.
- • You will be a critical part of a team that is defining the future of internet payments.
- • The Senior Backend Engineer will be responsible for developing and maintaining the core services that power Lightspark's innovative payment protocol.
- • This includes designing and implementing APIs, managing databases, and ensuring the performance and reliability of our distributed systems.
- • You will work closely with product management to understand user needs and translate them into technical requirements.
- • The role involves significant collaboration with other engineering teams, including frontend, mobile, and infrastructure, to ensure seamless integration and delivery of features.
- • A strong understanding of distributed systems, consensus mechanisms, and blockchain technology is highly valued.
- • You will have the opportunity to contribute to architectural discussions and influence the technical roadmap of the company.
- • We encourage a culture of innovation, where engineers are empowered to explore new technologies and approaches to solve complex problems.
- • The Senior Backend Engineer will be a key contributor to ensuring the security and integrity of our payment systems.
- • This role is ideal for an experienced backend engineer who is passionate about FinTech and wants to make a significant impact on a rapidly growing company.
- • You will be responsible for the full software development lifecycle, from design and implementation to testing, deployment, and maintenance.
- • The Senior Backend Engineer will be a technical leader, guiding the team through complex technical challenges and mentoring junior engineers.
- • Your work will directly contribute to the success of Lightspark's mission to build the open payment protocol for the Internet.
- • We are seeking individuals who are driven by a desire to build world-class software and contribute to a transformative technology.
- • The Senior Backend Engineer will be a critical asset in scaling our platform to meet the demands of global adoption.
- • You will be involved in designing and implementing high-throughput, low-latency systems that are essential for real-time payments.
- • This role offers a unique opportunity to work on a cutting-edge technology that has the potential to disrupt the traditional financial industry.
- • We are committed to fostering a collaborative and inclusive work environment where every team member can thrive.
- • The Senior Backend Engineer will be a key contributor to the technical vision and execution of Lightspark's product strategy.
- • You will have the opportunity to work with a talented team of engineers and contribute to a product that is changing the way the world pays.
- • The Senior Backend Engineer will be responsible for ensuring the scalability, reliability, and security of our backend services.
- • This role requires a deep understanding of distributed systems, microservices architecture, and cloud-native technologies.
- • You will be involved in all phases of the software development lifecycle, from requirements gathering to production support.
- • The Senior Backend Engineer will play a crucial role in developing and maintaining the core infrastructure that powers Lightspark's payment protocol.
- • This includes designing, implementing, and optimizing backend services to ensure high performance and availability.
- • You will collaborate with product managers and other stakeholders to define and deliver new features and enhancements.
- • The role involves working with a modern technology stack and adopting best practices in software development.
- • We are looking for a proactive and results-oriented engineer who can thrive in a fast-paced, dynamic environment.
- • The Senior Backend Engineer will be a key contributor to the technical strategy and roadmap of the company.
- • You will have the opportunity to work on challenging problems at the forefront of blockchain and FinTech innovation.
- • We are committed to building a diverse and inclusive team, and we encourage applications from individuals of all backgrounds.
- • The Senior Backend Engineer will be responsible for developing and maintaining robust, scalable, and secure backend systems that power the open payment protocol for the internet.
- • This includes designing and implementing APIs, managing databases, and ensuring the performance and reliability of our distributed systems.
- • You will collaborate closely with product management and other engineering teams to deliver innovative solutions.
- • A strong understanding of distributed systems, consensus mechanisms, and blockchain technology is essential.
- • You will have the opportunity to contribute to architectural discussions and influence the technical roadmap of the company.
- • We foster a culture of innovation, where engineers are empowered to explore new technologies and approaches to solve complex problems.
- • The Senior Backend Engineer will be a key contributor to ensuring the security and integrity of our payment systems.
- • This role is ideal for an experienced backend engineer passionate about FinTech and eager to make a significant impact on a rapidly growing company.
- • You will be responsible for the full software development lifecycle, from design and implementation to testing, deployment, and maintenance.
- • The Senior Backend Engineer will be a technical leader, guiding the team through complex technical challenges and mentoring junior engineers.
- • Your work will directly contribute to the success of Lightspark's mission to build the open payment protocol for the Internet.
- • We seek individuals driven by a desire to build world-class software and contribute to transformative technology.
- • The Senior Backend Engineer will be a critical asset in scaling our platform to meet the demands of global adoption.
- • You will be involved in designing and implementing high-throughput, low-latency systems essential for real-time payments.
- • This role offers a unique opportunity to work on cutting-edge technology with the potential to disrupt the traditional financial industry.
- • We are committed to building a collaborative and inclusive work environment where every team member can thrive.
- • The Senior Backend Engineer will be a key contributor to the technical vision and execution of Lightspark's product strategy.
- • You will have the opportunity to work with a talented team of engineers and contribute to a product that is changing the way the world pays.
- • The Senior Backend Engineer will be responsible for ensuring the scalability, reliability, and security of our backend services.
- • This role requires a deep understanding of distributed systems, microservices architecture, and cloud-native technologies.
- • You will be involved in all phases of the software development lifecycle, from requirements gathering to production support.
- • The Senior Backend Engineer will play a crucial role in developing and maintaining the core infrastructure that powers Lightspark's payment protocol.
- • This includes designing, implementing, and optimizing backend services to ensure high performance and availability.
- • You will collaborate with product managers and other stakeholders to define and deliver new features and enhancements.
- • The role involves working with a modern technology stack and adopting best practices in software development.
- • We are looking for a proactive and results-oriented engineer who can thrive in a fast-paced, dynamic environment.
- • The Senior Backend Engineer will be a key contributor to the technical strategy and roadmap of the company.
- • You will have the opportunity to work on challenging problems at the forefront of blockchain and FinTech innovation.
- • We are committed to building a diverse and inclusive team, and we encourage applications from individuals of all backgrounds.
Skills & Technologies
About Lightspark Inc.
Lightspark provides enterprise-grade infrastructure for the Bitcoin Lightning Network, offering APIs, SDKs, and managed services that let businesses send and receive instant, low-cost Bitcoin payments, custody funds, and access liquidity without operating their own Lightning nodes. The company also builds Lightspark Wallet and Lightspark Predict, tools that abstract complexity, automate channel management, and provide real-time analytics for treasurers and developers integrating Lightning into wallets, exchanges, marketplaces, and treasury applications.
Subscribe to the weekly newsletter for similar remote roles and curated hiring updates.
Newsletter
Weekly remote jobs and featured talent.
No spam. Only curated remote roles and product updates. You can unsubscribe anytime.
Similar Opportunities
13 hours ago

Silver.com LLC
1 month ago


