\nAbout the Company\n\n\nNamed a Forbes Fintech 50, Stronghold’s mission is to improve financial access by powering innovative payment and financial services solutions through our open APIs.  We’ve been going deep to lay the underlying rails for modern payments and reach all customers with secure, transparent ways to move money.\n\n\nWe are seeking team players who can evolve with the company as we scale and add new products. We are a team of technologists and industry experts who take a data-driven and innovative approach to solving problems.  We power possibilities for our customers by bringing the best talent together in an open and collaborative work environment that rewards curiosity and grit.\n\n\nStronghold is proud of its SF Bay Area and New Zealand roots and strives to build a diverse team to serve our ecosystem better while staying true to our core values.  Our core values are to Be Self Aware, Have Good Judgment, Be Curious, Seek Innovation, Excellent Communication, High Impact, Be Bold, Be Selfless, Be Accountable, Be Honest, and Show Grit.\n\n\nAbout the Role\n\n\nAs a member of our engineering team, you will contribute to architecting, developing, and maintaining our payments API platform and blockchain projects. A significant portion of our codebase is written in C# with .NET Core, supported by CI/CD pipelines automated through GitLab. We prioritize efficient and comfortable tooling, providing you with a MacBook, Slack/Zoom for communication, JetBrains IDEs, GitHub Copilot, and more to streamline your work. You’ll work alongside product management and customer-facing teams to help address customer challenges and implement scalable, innovative solutions.\n\n\nIn this role, you will help drive growth and innovation in our decentralized finance and payments products by developing and optimizing software across a range of technologies. You’ll be responsible for backend development, system scalability, and performance optimization. This position offers the chance to gain hands-on experience with diverse projects—from system design and new feature launches to tech debt reduction, user interface design, and server-side performance enhancements.\n\n\nYou’ll be part of a collaborative, experienced team with a mix of startup and established company backgrounds, providing support and mentorship as you grow your skills and impact within the organization.\n\n\nWhat You'll Do\n\n\n- Maintain Stronghold's Platform APIs, working on solving payment problems for our enterprise customers and underserved businesses utilizing .Net, Go, Rust, Node.js and frontend JS frameworks.\n- Be involved with all aspects of the development process for Platform projects - from vision to final implementation.\n- Support new Platform functionality with the corresponding APIs for external developers.\n- Receive, prioritize, and help solve technical problems from Stronghold's Platform API customer base.\n- Collaborate with the Stronghold engineering team on code reviews and design, supporting engineering excellence across the team.\n- Support automated testing, infrastructure development, and the establishment of scalable standards.\n- Work across customer segments, problem types and time horizons on a wide-variety of initiatives.  \n\n\nWhat We're Looking For\n\n\n- You have 6+ years of experience developing software on a team.\n- You’re proficient in languages such as .NET and/or Go, with SQL expertise. Knowledge of Node.js or Rust is a nice-to-have.\n- Experience in building frontend user interfaces and single-page web applications with TypeScript/JavaScript using React.js and Next.js. Knowledge of other frameworks, such as Angular, Vue, or Svelte, is also considered.\n- Familiarity with building and maintaining APIs open to external developers.\n- You are knowledgeable of existing frameworks and open source tools.\n- You have a BSc or MSc in Computer Science or an equivalent experience.\n- Experience with Postgres, Kubernetes, Docker, Cloudflare, Terraform, Redis, Git, GitLab/GitHub, DataDog, Sentry and Google Cloud platform (Azure or AWS is also considered).\n- You're enthusiastic about working on a small, growing team where you'll be given a lot of autonomy.\n- You're a great communicator that can advocate and lead technical discussions, especially during the design and code review process.\n- You learn quickly and strive for simplicity.\n- You're open, empathetic, and care about putting the best ideas forward in a collaborative and helpful manner.\n- Good to have experience working in financial institutions, especially in payments including VIsa/MC, US ACH & wires, CA Interac, and cross-border wires.\n\n\n\n\n\n \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Design, Finance, Cloud, API, Engineer and Backend jobs that are similar:\n\n $50,000 — $97,500/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nRemote - New Zealand

\nNotabene is on a mission to make crypto a part of the everyday economy. Leading crypto organizations use our tools to reduce transaction risk and make crypto transfers safe. Working across three continents in eight countries, the Notabene team serves our fantastic community of 30+ customers, including financial institutions, fintechs, exchanges, and more.\n\n\nWe’re proud to have the support of leading investors, including Y Combinator, Jump Capital, Castle Island, Green Visor Capital, and more.\n\n\nWe’re at an exhilarating moment in our journey, as regulation technologies (reg-techs) are fast becoming recognized as a vital enabler of the crypto ecosystem. Notabene is growing fast—and we’re looking for people like you to help shape the future rails of the crypto industry! \n\n\nThis QA engineer position is a unique opportunity to impact some of the most innovative companies today. You will operate in a fast-paced environment—regulations are evolving, and market demand is sky-high for new financial products.\n\n\nAs a QA engineer at Notabene you’ll be supporting our product development teams in building scalable, high-quality, and well-tested solutions for our customers. You’ll be involved throughout the full product lifecycle from ideation to release, ensuring service reliability and security through testing and observability.\n\n\n\nWhat you’ll be doing\n* Working closely with product, engineering and customer success\n* Participating in the release process as an advocate for high quality\n* Ensuring the quality of the product throughout the product development lifecycle by implementing a thorough testing plan\n* Testing front and backend applications\n* Be an advocate for high security and infosec best practices\n\n\n\nWhat you bring to Notabene\n* 5+ years working as a quality assurance tester\n* Practical experience working with Node.JS + Express tech stacks\n* Experience building and maintaining CI/CD testing pipelines\n* Automated testing experience for both REST APIs and frontend web apps\n* Strong English communication skills\n* Practical experience working in a fully-remote team (our team is North America, South America, Europe and Asia)\n* Curiosity and passion to constantly learn new things\n* Ownership and Accountability. We have a flexible working culture, and expect team members to effectively manage their own time and resources\n\n\n\n\n\nIf you strongly believe this role is for you, please apply.  Notabene considers a broad array of candidates, including those without blockchain experience. Whether you’re returning to work after a gap in employment, or taking the next step in your career path, we will be glad to have you on our radar.\n\n\nNotabene is proud to be an equal employment workplace and an affirmative action employer. By valuing inclusion and diversity of all forms, we strictly prohibit and do not discriminate based on race, color, religion, national origin, gender, gender identity, gender expression, age, ancestry, citizenship, sexual orientation, status as a protected veteran, or any other legally protected characteristic. \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Crypto, InfoSec, Testing, Engineer and Backend jobs that are similar:\n\n $60,000 — $120,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nBerlin

\nNotabene is on a mission to make crypto a part of the everyday economy. Leading crypto organizations use our tools to reduce transaction risk and make crypto transfers safe. Working across three continents in eight countries, the Notabene team serves our fantastic community of 30+ customers, including financial institutions, fintechs, exchanges, and more.\n\n\nWe’re proud to have the support of leading investors, including Y Combinator, Jump Capital, Castle Island, Green Visor Capital, and more.\n\n\nWe’re at an exhilarating moment in our journey, as regulation technologies (reg-techs) are fast becoming recognized as a vital enabler of the crypto ecosystem. Notabene is growing fast—and we’re looking for people like you to help shape the future rails of the crypto industry! \n\n\nThis QA engineer position is a unique opportunity to impact some of the most innovative companies today. You will operate in a fast-paced environment—regulations are evolving, and market demand is sky-high for new financial products.\n\n\nAs a QA engineer at Notabene you’ll be supporting our product development teams in building scalable, high-quality, and well-tested solutions for our customers. You’ll be involved throughout the full product lifecycle from ideation to release, ensuring service reliability and security through testing and observability.\n\n\n\nWhat you’ll be doing\n* Working closely with product, engineering and customer success\n* Participating in the release process as an advocate for high quality\n* Ensuring the quality of the product throughout the product development lifecycle by implementing a thorough testing plan\n* Testing front and backend applications\n* Be an advocate for high security and infosec best practices\n\n\n\nWhat you bring to Notabene\n* 5+ years working as a quality assurance tester\n* Practical experience working with Node.JS + Express tech stacks\n* Experience building and maintaining CI/CD testing pipelines\n* Automated testing experience for both REST APIs and frontend web apps\n* Strong English communication skills\n* Practical experience working in a fully-remote team (our team is North America, South America, Europe and Asia)\n* Curiosity and passion to constantly learn new things\n* Ownership and Accountability. We have a flexible working culture, and expect team members to effectively manage their own time and resources\n\n\n\n\n\nIf you strongly believe this role is for you, please apply.  Notabene considers a broad array of candidates, including those without blockchain experience. Whether you’re returning to work after a gap in employment, or taking the next step in your career path, we will be glad to have you on our radar.\n\n\nNotabene is proud to be an equal employment workplace and an affirmative action employer. By valuing inclusion and diversity of all forms, we strictly prohibit and do not discriminate based on race, color, religion, national origin, gender, gender identity, gender expression, age, ancestry, citizenship, sexual orientation, status as a protected veteran, or any other legally protected characteristic. \n\n#Salary and compensation\n No salary data published by company so we estimated salary based on similar jobs related to Crypto, InfoSec, Testing, Engineer and Backend jobs that are similar:\n\n $60,000 — $120,000/year\n
\n\n#Benefits\n 💰 401(k)\n\n🌎 Distributed team\n\n⏰ Async\n\n🤓 Vision insurance\n\n🦷 Dental insurance\n\n🚑 Medical insurance\n\n🏖 Unlimited vacation\n\n🏖 Paid time off\n\n📆 4 day workweek\n\n💰 401k matching\n\n🏔 Company retreats\n\n🏬 Coworking budget\n\n📚 Learning budget\n\n💪 Free gym membership\n\n🧘 Mental wellness budget\n\n🖥 Home office budget\n\n🥧 Pay in crypto\n\n🥸 Pseudonymous\n\n💰 Profit sharing\n\n💰 Equity compensation\n\n⬜️ No whiteboard interview\n\n👀 No monitoring system\n\n🚫 No politics at work\n\n🎅 We hire old (and young)\n\n
\n\n#Location\nBerlin