**About Qredo** \n\nQredo works at the cutting-edge of cybersecurity and blockchain. We use the latest innovations in cryptography and distributed ledger technology to deliver unique solutions for securing and trading digital assets. Qredo is headquartered in London, UK, with development offices in Sofia, Bulgaria. Qredo is a well-funded, VC backed start-up with a clear mission and unprecedented demand for our products. Qredo is the ideal company for hard-working, highly creative engineers who enjoy working in a friendly, collaborative environment.\n\n**Role**\n\nThis is a hands-on role for a highly experienced Rust engineer whose objective is to build the next generation of blockchain infrastructure. Qredo has a novel plan to build infrastructure that is fit for purpose in the modern financial system. Qredo’s novel solution will aim to facilitate high throughput transactions that are verified more efficiently by validators, than current schemes proposed within the blockchain ecosystem (these are not conventional proof of work/of stake schemas).\n\nThe Rust Engineer will focus on the security, stability, scalability, and flexibility of Qredo’s blockchain infrastructure. The engineer will need to apply concepts from computer science/cryptographic/mathematical research to the software they will be tasked with building. This may mean reading research papers and reading mathematics.\n\nIf chosen, you will work on our core codebase, contributing to product design decisions and getting involved in the day-to-day activities of a small but highly productive development team. This is the perfect role for a highly experienced engineer who enjoys adopting new technologies and who sets high standards for themselves and those around them. You will be a leading and influential member of our development team.\n\n**Responsibilities**\n\n* Build the next version of Qredo chain from the specification produced by the CTO and engineering manager.\n* Comprehend the current state of the Qredo chain.\n* Our current stack is a mixture of Go, C, Python and JavaScript.\n* Proactively contribute to product and system design and architecture\n* At your discretion get involved with other aspects of the works undertaken by the R&D Department such as:\n* Customer integration\n* App Development\n* UI Design\n* Attending meetups\n* Recruiting other team members\n* Mentor junior staff members\n\n**Skills and Experience**\n\n* Highly experienced with Rust\n* Good teamwork and communication skills\n* Excellent conversational English skills\n* Experience with some of C/C++, WASM, Go, Kotlin, Java, Python\n* System architecture and design, unit testing\n* Familiarity with Docker, AWS, Linux\n* Computer Science Degree or relevant degree\n* Knowledge and interest in cryptocurrencies\n* Debugging, diagnosing and solving problems\n \n\nPlease mention the words **FAINT KNIFE ADVANCE** when applying to show you read the job post completely (#RMjE2LjczLjIxNi4yNTA=). This is a feature to avoid spam applicants. Companies can search these words to find applicants that read this and see they're human.\n\n \n\n#Salary and compensation\n
$120,000 — $210,000/year\n
\n\n#Location\nWorldwide
# How do you apply?\n\nPlease email [email protected] with your CV and a short cover note
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This job post is closed and the position is probably filled. Please do not apply. Work for Rolla and want to re-open this job? Use the edit link in the email when you posted the job!
**About Rolla**\n\n[Rolla](https://rolla.finance) is a DeFi (Decentralized Finance) Options trading platform built on Polygon. With Rolla, you'll be able to trade crypto options for free, instantly, in a permissionless and easy to use web and mobile app. We are blurring the line between DeFi and regular finance, starting with permissionless option trading.\n\nOur team is a tenacious, fun and optimistic group spread out across the world working towards a decentralized financial future. You’ll be joining a highly technical team that values shipping beautiful, usable products to give people real control over their financial future. \n\nWe’re also backed by the top investors and market makers in the cryptocurrency space that believe in our vision. At Rolla, you’ll have access to industry leaders, developers, exchanges and traders to collaborate and engage with as you pioneer the next frontier of DeFi.\n\n\n**Role**\n\nYou'll be leading the charge to let anyone trade crypto options from their iOS or Android, in a completely permissionless app. You'll optimize a fast, simple and enjoyable experience across the Rolla mobile platforms.\n\n\n**Requirements**\n\n* At least 3 years of professional software engineering experience\n* At least 2 years of professional experience working with React Native in a Senior or Lead position\n* Strong algorithms and data structures background\n* Passion for DeFi, and are an active power user\n* In European or Asian timezone\n\n\n**What we offer**\n\n* Work with a small, remote, motivated and proven team building something people want. \n* Token Options. Get an early share of Rolla’s future token and be able to participate in Rolla’s upcoming DAO\n* Flexible work hours and location, with the ability to work in person with some team members in Asia\n* World Class investors. We're backed by the top VC's in crypto and you'll have access to industry experts \n\n#Location\nWorldwide
# How do you apply?\n\nThis job post has been closed by the poster, which means they probably have enough applicants now. Please do not apply.
This job post is closed and the position is probably filled. Please do not apply. Work for Bitfinex and want to re-open this job? Use the edit link in the email when you posted the job!
\nJoin the team accelerating the financial evolution\n\n\nBitfinex is on a mission to create the most innovative and industry-leading cryptocurrency trading platform.\n\nOur team is built from many enthusiastic individuals who each hold an ownership mentality. That means that no one is waiting to be told what to do. Each member is a self-starter who is highly motivated. To put it another way, when we’re not working, we dream about work. While each member is motivated and self-starting, we are also a group who will not put our individual egos before the best interests of the team.\n\nOur team is globally distributed, so clear communication is critical. We are in constant contact as we hustle to develop, support, and deliver the best platform possible for our users. Our goal is to find more hard-working, skilled people who will be excited to join us on this journey.\n\nIf you get excited about being in an industry that is breaking new ground and have a disposition of confidence towards challenging technical feats, we want to talk to you.\n\nWho you are\n\nWe’re currently looking for a Senior Backend Developer experienced with distributed systems and matching engine concepts. The position is remote and available to anyone self-driven, and with the experience, motivation and capacity to contribute to our vision.\n\nSelf-motivation is essential for all our team members. No one on the team will micro-manage you. We are looking for team members who are comfortable using their initiative and seeing it through to completion. You will be part of a dynamic, fast paced team, and have the chance to shape the direction of Bitfinex as we grow.\n\n\n* Knowledge and experience with microservices architecture\n\n\n\n\n\n* Knowledge and experience with distributed systems and trading engines\n\n\n\n\n\n* Experience with blockchain integration\n\n\n\n\n\n* Comfortable with high-availability concepts\n\n\n\n\n\n* Have actively participated in the development of a sophisticated platform as one of the leading developers\n\n\n\n\n\n* Ability to quickly learn new technologies\n\n\n\n\n\n* Expert level C++\n\n\n\n\n\n* Exceptional JavaScript skills, ability to performance optimise code, Ruby or Rust skills are a plus\n\n\n\n\n\n* Other technologies of interest: Message queues (ZeroMQ, RabbitMQ), Job Queues\n\n\n\n\nKey responsibilities\n\n\n* Developing and improving matching engine performance\n\n* New feature implementation \n\n* Work towards improving test automation framework and maintaining scalable data sets\n\n* Develop and contribute to long-term technical solutions and strategies of the engineering department\n\n* Assisting with delivering high-quality code to a huge client base\n\n* Identifying and recording bugs, verifying fixes\n\n* Leverage monitoring and reporting tools to provide quality metrics\n\n* Assisting development team by reproducing issues\n\n\n\n\n\n---------------------------------------------------------------------------------------------------------------------------\n\nTo learn more about us, please visit Bitfinex and check out our documentation.\n\nPlease see the relevant descriptions, and email [email protected] with your github profile, CV, and cover letter if you see a match. \n\n#Salary and compensation\n
No salary data published by company so we estimated salary based on similar jobs related to Crypto, Senior, Backend, Web3, Blockchain, Developer, Digital Nomad, JavaScript and Ruby jobs that are similar:\n\n
$65,000 — $130,000/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
# How do you apply?\n\nThis job post has been closed by the poster, which means they probably have enough applicants now. Please do not apply.
This job post is closed and the position is probably filled. Please do not apply. Work for Polymath and want to re-open this job? Use the edit link in the email when you posted the job!
\n**REMOTE OK**\n\nPolymath is an interface between financial securities and the blockchain, helping issuers to overcome the complex technical and legal challenges related to issuing regulated securities on the blockchain. We are a team of start-up veterans, legal experts, finance professionals, and all-star developers looking to hire senior Solidity developers to work on our technical initiatives. \n\n\nResponsibilities \n\n\n* Act as senior technical advisor to the CEO and leadership team, guiding strategic decisions and resource allocation throughout the year;\n\n* Lead the architecture and engineering of our platform;\n\n* Define technology strategies and ensure that processes meet expectations for federal, state and community privacy and security throughout the year;\n\n* Create (or refine) a clear, concise product roadmap for the team. Provide structure to development activities using SCRUM / Agile methodologies;\n\n* Deliver functional solidity code on Ethereum testnet and production ready solidity smart contracts on Ethereum mainnet;\n\n* Conduct ongoing technical reviews of products and solutions (vendor selection) to evaluate their viability and alignment with Polymath’s strategic vision;\n\n* Hire, develop, and retain all-star developers for the team. Hold developers accountable to meeting their scorecard deliverables month over month. Provide mentoring and coaching to build an excellent, well-rounded team.\n\n\n\n\nRequirements\n\n\n* Must have production solidity code. Please include a link to your production solidity code, github profile, and other relevant profiles in order to be considered for this role;\n\n* 3+ years’ management experience leading a team of developers;\n\n* A deep understanding of blockchain technology and the cryptocurrency space;\n\n* Self-starter and comfortable in a fast-paced startup environment;\n\n\n\n\n\nPolymath Studios and Polymath Networks are equal opportunity employers. Every effort to accommodate candidates for accessibility with disabilities participating in the selection process will be made available on request. Information received related to accommodation needs of applicants will be addressed confidentially.\n\nPolymath Studios and Polymath Networks would like to thank all applicants for their interest in this role however only \n\n#Salary and compensation\n
No salary data published by company so we estimated salary based on similar jobs related to Crypto, Senior, Web3, Blockchain, Solidity, Developer, Digital Nomad, Finance and Legal jobs that are similar:\n\n
$70,000 — $130,000/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
# How do you apply?\n\nThis job post has been closed by the poster, which means they probably have enough applicants now. Please do not apply.
This job post is closed and the position is probably filled. Please do not apply. Work for Argent and want to re-open this job? Use the edit link in the email when you posted the job!
\nAbout Argent\n\nArgent is lead by experienced entrepreneurs and funded by some of the best VCs in London. Our mission is to give millions of users access to a new decentralized web. We believe blockchain technology will lead to global, transparent and accessible financial and consumer services.\n\n\nAbout the Senior Backend Engineer position\n\nWe are looking for a versatile and passionate backend developper who will join our team of talented engineers to help us build the best mobile blockchain browser.\n\nYou will design and operate the backend services that fuel our decentralised application, develop innovative services on top of Ethereum nodes, and help continuously improve our engineering practices.\n\n\n\nSenior Backend Engineer responsibilities are:\n\n\n* Develop new services that will enable seamless interactions between mobile clients and smart contracts\n\n* Lead the architecture, development and operation of our backend infrastructure in a DevOps manner\n\n* Build a layer of innovative services on top of Ethereum nodes\n\n* Continuously improve the efficiency, scalability, and reliability of our backend systems\n\n* Research and recommend testing and automation tools\n\n* Review and enforce security best-practices for all internal and external services\n\n* Collaborate closely with the other engineering teams to ensure an overall efficient architecture of our product\n\n\n\n\nSenior Backend Engineer requirements are:\n\n\n* You have 5+ years of experience designing and delivering scalable distributed systems in Java. Knowledge of other languages such as Javascript, Clojure, Python or Go is a plus\n\n* You have hands-on experience in designing and operating a secure infrastructure on AWS\n\n* You like to get your hands dirty and you are never afraid to experiment with technology\n\n* You have good knowledge of cryptography and security best practices\n\n* You have strong problem solving and troubleshooting skills\n\n\n\n\nHow we work ?\n\nWe are a distributed team but find communication much easier when working on similar time zones. You will need to be based in a timezone between GMT-3 and GMT+3. \n\n#Salary and compensation\n
No salary data published by company so we estimated salary based on similar jobs related to Crypto, Senior, Engineer, Backend, Web3, Blockchain, Ethereum, DevOps, Python and Mobile jobs that are similar:\n\n
$70,000 — $125,000/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
# How do you apply?\n\nThis job post has been closed by the poster, which means they probably have enough applicants now. Please do not apply.
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