Python jobs in crypto and blockchain companies

Sr. Data Engineer
Risk Labs
Who is Risk Labs? Risk Labs is the foundation and core team whose mandate is to build and grow the UMA and Across protocol ecosystems.   What is UMA? UMA's optimistic oracle (OO) can record any verifiable truth or data onto a blockchain. UMA Purpose: UMA is the canonical source of truth that blockchains use to verify real world data. UMA Vision: UMA enables any verifiable truth to be recorded on-chain, trustlessly.   What is Across? Across is a cross-chain bridge for L2s and rollups secured by UMA’s OO. Across' purpose: Across is to fulfill crypto’s potential by making blockchains more usable, more accessible and more efficient. Across’ Vision: Intents are the standard in x-chain interoperability, and are settled by Across.   We are looking for a data engineer to help design and scale our data infrastructure. We are a data-driven organization and view the data pipelines that influence these decisions as essential team infrastructure. Your role will include architecting and building that infrastructure as well as working with the data analysts who rely on the pipeline. You'll be predominately focused on the Across protocol for the foreseeable future but there is an opportunity to work across the UMA protocol as well.   We believe that many different candidates could be a good fit for this role. Maybe you have a background in building data pipelines at a TradFi or technology firm and looking for your first blockchain related job. Perhaps you have focused mainly on backend development but have a deep familiarity with how blockchain data is organized and processed. Most importantly, we are looking for someone who has deep expertise in building out ETL pipelines and working with data. Responsibilities Indexing complex onchain data: Design systems that index complex onchain data for ease of use and speedy access. Gas efficient protocols rely on indexing to keep user experiences snappy, pleasant, and cheap. Data engineering: Design and develop large-scale data pipelines to provide the data which drives our understanding of users and our protocol’s real-world performance. Code review and mentorship: Write code in a highly collaborative open source ecosystem. As much of your day will be spent reviewing and designing code as it will be writing new code. We take pride in writing clean code. Requirements 4+ years full-time experience in Data Engineering at a software, financial services, or related technology organization 2+ years of experience with databases and data pipelines Outstanding critical thinking skills; low ego, high curiosity and comfort in being wrong Demonstrated ability to learn new tech and write secure and clean code  Passion for blockchain technology, cryptonomic protocol design, game theory, and decentralized finance Growth mindset; a desire to learn from and mentor those around you Strong communication and collaboration skills, especially written Experience with blockchain-based projects (hackathons or personal projects as well) is a big bonus, but not absolutely required   Language experience is not as important as your demonstrated ability to learn quickly but our stack is simply: Python, Solidity, Typescript, GCP Compensation and Benefits Pay packages include competitive salaries & meaningful token options Salaries for this role range from $100-200k (USD), and your token allocation can grow with your voting rewards while you participate in the growing ecosystem Will pay in stablecoins or fiat Philosophies for a culture that show we care: Take vacation when you need it, family care, training and development (just to name a few) 100% remote, which means we encourage you to create the work environment that you thrive in At least two team wide offsites a year Studies have shown that women and people of colour are less likely to apply to jobs unless they meet every single qualification. Risk Labs, the employing entity, is an equal opportunity employer and is dedicated to diverse, inclusive, and authentic workplaces. So,  if you’re excited about this role but your past experience doesn’t perfectly align- we encourage you to apply anyways. We value you taking the chance. Risk labs will not discriminate on the basis of race, religion, colour, national origin, gender, sexual orientation, age, marital status, veteran status, or disability status.   Our values:  1) We value each individual’s right to economic freedom. 2) We value openness, honesty, and directness. 3) We value integrity. 4) We value iterative learning. 5) We value taking smart risks. 6) We value creating an environment where everyone “does their best work”.   Why do we love working at Risk Labs? We are a group that's aligned with the ethos of the crypto industry and doing our best to make an impact for the industry and world at large. You’ll succeed with Risk Labs if you’re a self-starter, kind, adaptable, and passionate about making an impact. Risk Labs is a values driven team that strives to create an environment where we can do our best work, and succeed. We're building products that we believe in, and continuing to strive for innovation and growth. Both personally and professionally we support each other to create a happy, healthy, and inspired team vibe, so we can remain motivated to build things the world needs and loves. We take pride in the fact that we are at once family-friendly as well as nomad-friendly. UMA's optimistic oracle is a decentralized truth machine for Web3- yes, that’s a bold and very exciting statement. We’ve built a solid foundation, in terms of the team, the technology, and the products, and the road map ahead is one full of exciting technical challenges, growth, and telling our story to the world. Across is forging the path for intents-based solutions and settlements, creating an interoperable world where DeFi is seamless. We’ve grown from an early bridge, to a market leader, and won’t stop innovating and building. We have big dreams, and a team excited to bring them to life.    Still want to know more? - Our team blends a mix of highly-sought engineers, and a diverse business team to showcase their high quality tech. Our international and fast-growing team includes a diverse background of experiences and has drawn world class talent. We have a great network of supportive investors from groups like: Placeholder, Blockchain Capital, Bain Capital, Coinbase, Dragonfly... to name a few. - Teammates take the time off that they need and support each other to be their best selves- we care about your wellness.  - You will not get bored with Risk Labs. We are constantly developing, building, experimenting and evolving. Yes we try to allow people to focus on their specific product areas, but things are always shifting and evolving. There’s no right answer and we’re all just doing our best!
👉🏻 Remote
👉🏻 Full time
💰 $100-200k (usd)
🌐 Worldwide

59 days ago

Senior Penetration Tester
Bishop Fox
Bishop Fox is the leading authority in offensive security, providing solutions ranging from continuous penetration testing, red teaming, and attack surface management to product, cloud, and application security assessments. We’ve worked with more than a quarter of the Fortune 100, half of the Fortune 10, eight of the top 10 global technology companies, and all of the top global media companies. Our Cosmos platform, service innovation, and culture of excellence continue to gather accolades from industry award programs including Fast Company, Inc., SC Media, and others. For more than 16 years, we've been contributing and giving back to the security community. We’ve published more than 16 open source tools and 50 security advisories in the last five years alone. Learn more at bishopfox.com or follow us on social media.  We’re looking for talented, experienced professional hackers to help us secure some of the world’s most complex software and sophisticated technologies. You’ll be working alongside our Mexico, US, and other internationally-based teams supporting clients across multiple industries.                                                    Responsibilities You’re a penetration tester who knows their way around source code. You’ve plundered apps and pillaged networks (legally, of course). You have a passion for hacking and information security. You may also have written a few blog posts about your favorite hacks or have presented at a handful of conferences – with an eye to doing more. With Bishop Fox, your responsibilities would include testing web applications, hacking networks, and reversing software. As a consultant, you’ll work on a variety of projects which include short-term engagements and extended program work with well-established clients. You'll solve challenging technical problems and build creative solutions. As a trusted advisor, you’ll provide your expert opinion to help our clients navigate difficult business decisions.         Requirements 7+ years experience in planning, conducting, and managing web application penetration tests 5+ years of application security experience Deep understanding of security fundamentals (OWASP), common vulnerabilities, and application security best practices Skilled in vulnerability assessment and the development of exploits for diverse targets Background in system and network security, authentication and security protocols, and applied cryptography is helpful Experience with programming and scripting languages such as Python, Ruby, PowerShell, Java, JavaScript, etc. Experience with AWS cloud environments preferred with an understanding of its major technologies, such as IAM, EC2, VPC, EBS, S3, CloudWatch, and Lambdas, and how to keep them secure Proficiency with operating systems- Linux, Windows, MacOS Experience with network and system exploitation including modern tactics, techniques, and procedures (e.g. c2 frameworks, EDR bypass, privilege escalation, password cracking, lateral movement, etc.) Strong technical reporting and documentation skills Advanced relevant academic training, such as a degree in Computer Science or an OSCP, is a definite bonus Bishop Fox has always allowed its employees to work remotely, and this role could work anywhere in Mexico. Our comprehensive benefits program is tailored to meet your needs. We embrace diversity and an inclusive culture. We value our employees and who they are, which fosters a powerful and collective talent base to successfully serve our clients and the security community with unparalleled expertise.  Bishop Fox is an Equal Opportunity employer. All qualified applicants will receive consideration for employment without regard to race, color, religion, sex including sexual orientation and gender identity, national origin, disability, protected veteran status, or any other characteristic protected by applicable federal, state, or local law.  All new hires must pass a background check as a condition of employment. Interested? Apply today!   
👉🏻 Remote
👉🏻 Full time
🌐 Mexico

59 days ago

Senior Data Scientist, Analytics
TRM Labs
TRM is on a mission to build a safer financial system for billions of people. We deliver a blockchain intelligence data platform to financial institutions, crypto companies, and governments to fight cryptocurrency fraud and financial crime. We consider our business — and our profit — as a way to move towards our mission sustainably and at scale.  As a Data Scientist, you will drive key components of TRM's blockchain attribution efforts and develop solutions that allow TRM to scale rapidly and effectively. You will collaborate with an experienced team of blockchain experts, data scientists, and engineers to ensure TRM provides best in class attribution and intelligence while delivering cutting-edge support to TRM's clients. The impact you will have here: Participate in the review and validation of existing + new attribution to increase throughput and quality of raw attribution data. Develop and executing strategies for maintaining state-of-the-art Intelligence Accuracy. Develop custom code and interactive visualizations that will be consumed to monitor quality Respond to ad-hoc client research requests. Collaborate with data and blockchain intelligence teams to enhance the TRM product. What we’re looking for: Your academic background is in a quantitative field such as Computer Science, Statistics, Engineering, Economics or Physics. Advanced degree preferred. You have 4+ years of experience working in an analytical role. You have proven experience with at least one programming language (Python preferred) and are comfortable developing code in a team environment (e.g. git, notebooks, testing). You have a working knowledge of relational databases, (e.g. SQL) You think about data in terms of statistical distributions and have a big enough analytics toolbox to know how to find patterns in data and identify targets for performance Practical experience with virtual currencies and blockchain is a plus; excitement to learn about these topics is essential. Critical thinking. You are a problem solver who appreciates hard work and enjoys operating in an autonomous environment. Exceptional and consistent attention to detail, integrity and work ethic. Adaptable. Goals can change fast. You anticipate and react quickly. You own what you work on. You move fast and get things done.   Life at TRM Labs Leadership Principles Our Leadership Principles are foundational element of our strategy, guiding how we make decisions, how we treat each other, and how we behave day-to-day. Impact-Oriented Trailblazer: We put customers first, driving for speed, focus, and adaptability. Master Craftsperson: We prioritize speed, high standards, and distributed ownership. Inspiring Colleague: We value humility, candor, and a one-team mindset. Build a Career  Joining TRM means being part of a mission-driven team comprised of industry leaders. At TRM, you'll experience: Purpose and Mission: Have a real-world impact, from disrupting terrorist networks to returning stolen funds. Inspiring Colleagues: Collaborate with industry leaders and learn something new daily. Personal Growth: We're not just using technology; we're inventing it and taking category-defining products to market. Work Environment Remote First: Our HQ is online. Tools like Zoom and Slack ensure seamless collaboration, but we also value in-person interactions, organizing regular meetups and offsites for team bonding. Clear communication is key in our decentralized setup. With tools like Slack, Loom, and voice notes, we document meetings and decisions, promoting transparency and efficiency. Ownership & TRM Speed: Small teams drive big goals at TRM. Every team member has significant ownership and responsibility, fostering an environment of initiative and direct impact. While there's no strict clocking in or out, we expect team members to balance personal schedules and team needs. We move “surprisingly fast” while maintaining a high bar in service of our customers and mission. This can feel both intense and rewarding. Our unique approach to projects emphasizes quick wins, rapid iterations, and constant feedback. Diversity and Inclusion: Diversity at TRM encompasses backgrounds, experiences, and perspectives. Every day is an opportunity to learn from a colleague, whether they're a law enforcement expert or a tech pioneer. Annual Company Offsite: Once a year, TRMers come together from around the world to attend a 1-week mandatory company offsite. This is designed to foster in-person relationships, creativity, and strategic alignment. Employee attendance is required of all TRMers.   Benefits and Perks At TRM, we know that supporting our team members can take many forms. Our goal is to enable you to care for yourself, your family, and your community while eliminating stress through our diverse and curated benefits package for full-time employees. Remote-first work environment Competitive salaries and stock options Health insurance Life & disability coverage Generous paid time for vacation, holidays, and parental leave Join Us We're looking for team members who love building from the ground up and want to work hard in a fast-paced and ambitious environment. We are remote-first, with exceptionally talented team members located around the world. If you like solving tough problems quickly and seeing your work improve the lives of billions of people, we want you at TRM. We encourage you to reach out even if your experience doesn't precisely match the job description. Don't worry about picking exactly the right job; we can always explore other options after starting the conversation. Your passion and interests will set you apart, especially if your background or career is unconventional.   To all recruitment agencies: TRM Labs does not accept unsolicited agency resumes. Please do not forward resumes to TRM Labs employees. TRM Labs is not responsible for any fees related to unsolicited resumes and will not pay fees to any third-party agency or company that does not have a signed agreement with the Company.
👉🏻 Remote
👉🏻 Full time
💰 competitive salaries and stock options
🌐 LATAM

59 days ago

Applied Researcher, Cryptography Proof Systems
F16y
FABRIC CRYPTOGRAPHY WE ARE BUILDING THE WORLD'S FIRST CRYPTOGRAPHIC COMPUTER  Fabric believes hardware determines the boundaries of humanity's collective creativity and imagination. We are building hardware for the next generation of cryptography because we believe in creating a more trustworthy world with secure, private computation at its core. Just as encryption and decryption enabled the Internet as we know it, this new paradigm of cryptographic algorithms, such as zero knowledge proofs, have even broader potential to revolutionize how trust, privacy, and identity work in our society.    About the job As a Cryptography Hardware Engineer at Fabric, you will play a pivotal role in shaping the future of modern cryptography systems and empowering our customers to build production systems securely. You will be involved in a variety of technical tasks related to ZKP protocols, framework improvement, and customer advisory, among other responsibilities. Your deep knowledge of cryptography, programming skills, and experience working with cryptocurrency or cryptographic products and LLVM will be highly valuable and necessary for the role. What you'll be doing Cryptography System Development: Utilize our framework to express modern cryptography systems, with a particular focus on Zero-Knowledge Proof (ZKP) protocols. Design and implement secure and efficient cryptographic solutions. Product Improvements: Perform HW/SW co-design across the algorithms, the microarchitecture, and‬ the ISA‬. Framework Enhancement: Continuously improve our existing framework and debugging tools based on your experience using them. Streamline the development process, optimize performance, and ensure robustness. Technical Advisory: Advise customers on how to effectively use our system framework to build production systems, ensuring the security and integrity of their cryptographic implementations. Research and Knowledge: Stay up to date on the latest advances in the field of cryptography, including emerging ZKP/FHE/PQC protocols and other relevant technologies. Incorporate these advancements into our products. Qualifications and experience requirements Qualifications and experience requirements A Bachelor's, Master's, or Ph.D. degree in Computer Science, Electrical Engineering, Mathematics, or Computer Engineering. Strong familiarity with the uses and implementations of Zero-Knowledge Proofs (ZKPs). Experience implementing cryptographic algorithms in hardware, particularly‬ FPGAs. Proficiency in programming languages such as Rust or Python, with a deep understanding of cryptography-related programming. Previous experience working on a cryptography product. An aptitude for problem-solving and a keen eye for details.   Fabric Cryptography is committed to fostering a diverse work environment and proud to be an equal opportunity employer. As we highly value diversity in our current and future employees, we do not discriminate based on race, religion, color, national origin, gender, gender expression, sexual orientation, age, marital status, veteran status, disability status or any other characteristic protected by law.
👉🏻 Remote
👉🏻 Full time
🌐 USA, UK, France, Belgium

59 days ago

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