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Senior Software Engineer, Lightning Intelligence

Job in Toronto, Ontario, M5A, Canada
Listing for: Square
Full Time position
Listed on 2026-01-12
Job specializations:
  • Software Development
    Software Engineer, Blockchain / Web3, Cloud Engineer - Software, DevOps
Job Description & How to Apply Below

Company Description

Founded in July 2021, TBD is one of Block's four business units, alongside Square, Cash App, and Tidal. At TBD, we believe in a decentralized future that returns ownership and control over your finances, data, and identity. Guided by this vision, TBD is building an open source platform and developer infrastructure that enables everyone to access and participate in the global economy.

TBD is inviting the world to join us in building and adopting open and decentralized technologies that solve real problems for real people — from next generation infrastructure that lowers the cost of global payments and enables frictionless commerce, to decentralized identity technologies that enable anyone to access and participate in the global economy. Our mission advances economic empowerment through the power of decentralized solutions, built open source and collaboratively.

The offerings we build will provide developers, institutions, and individuals with the capabilities needed to build the next wave of innovative apps and services, and access this decentralized future. We’re leveraging bitcoin and other decentralized technologies to reinvent the global financial system in an open and permissionless way to further Block’s mission of economic empowerment, with a global focus.

Job Description

Our Lightning Intelligence team is part of our Bitcoin Platform team which sits within TBD's business. We pride ourselves on being the first publicly traded company to adopt Bitcoin's Lightning network here r the years, Lightning usage has increased and we're doubling down on providing tools and services to augment sending and receiving Lightning payments. The Lightning Intelligence team is looking for engineers to help improve and expand Lightning usage  of our first projects is improving data about the lightning network and helping our partners make more informed decisions when they peer with other nodes and send payments.

As a key member of our Lightning Intelligence team, you won’t just be tasked with software development; we seek a visionary committed to our values. Your role will be innovating and building a robust risk management service, and working closely with our product and compliance teams. You will play a key role in protecting our ecosystem, ensuring compliance with regulatory standards while also balancing the privacy-preserving ethos of the Lightning Network.

In this role you will:

  • Design and build the first systems to help Bitcoin Platform to assess and act quickly on risks to our Lightning services

  • Integrate with third party data sources, to feed in additional attribution data to our risk engine

  • Work closely with cross-functional stakeholders to gather and refine requirements

  • End to end own the life cycle of the systems that you will build, from design to release and beyond

  • Qualifications

    You have:

  • 8+ years of experience in developing large-scale platforms and backend systems

  • A strong motivation to contribute to a meaningful product that will fundamentally change the way people interact with financial institutions

  • Experience working with Bitcoin/Lightning or the desire to learn.

  • Experience working across teams and disciplines.

  • Experience building backend systems at scale, involving modern eventing, database, and infrastructure tooling

  • A pragmatic approach with a focus on delivery.

  • Ability to excel in macro and micro elements of software design.

  • Willingness to contribute to the growth of those around you.

  • Demonstrated technical initiative and leadership on previous projects.

  • Technologies we use and teach:

  • Go, Kotlin, Java

  • AWS, Terraform, Docker, Kubernetes

  • Datastores of all kinds (such as MySQL, Dynamo

    DB, and Snowflake)

  • Monitoring and visualization tools (such as Datadog and Looker)

  • Additional Information

    Block takes a market-based approach to pay, and pay may vary depending on your location.

    To find a location’s zone designation, please refer to this . If a location of interest is not listed, please speak with a recruiter for additional information.

    Full-time employee benefits include the following:

  • Healthcare coverage (Medical, Vision and Dental insurance)
  • Health Savings Account and Flexible Spending Account
  • R…
  • Position Requirements
    10+ Years work experience
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