REMOTE SENIOR/LEAD SRE ENGINEER FOR BLOCKCHAIN
Limassol, Cyprus
Full time
Remote
8,000
-
12,083.33
Monthly
96,000
-
145,000
Annual
Role
DevOps
Work Experience
More than 3 years
Description
P2P.org - leading Validator, running over 300+ nodes for 30+ networks. P2P is backed by 25.000 stakers, securing +$5 Billion assets. That’s around 3% of the market, and they want to have 7% in nearest year.
Looking for a remote Senior/Lead SRE engineer to expand the team.
Benefits
🌎 Work from anywhere in the world: an international distributed team
💵 Salary from 8k$ to 12,5k$ per month gross depending on skills (gross will include all taxes, insurance, etc.) + lots of compensations and bonuses
🏡 Well-being program
🧘🏻♂️ Mental Health care program
📚 Compensation for education, including English & professional growth courses
🧑💻 Equipment & co-working reimbursement program
🔥 Overseas conferences, community immersion
🎟 Relocation to Cyprus (if you want)
📄 Can be contractor or employment contract (any choice includes gross part)
ToDo:
✅ Implement best practices and principles of validation, monitoring, and logging
✅ Explore network requirements for validators and build infrastructure to meet requirements
✅ Raise and maintain validation nodes for PoS staking
✅ Develop tools, scripts, and playbooks to speed up processes
✅ Create cloud-agnostic infrastructure as code
✅ Maintain security and compliance standards
Requirements:
💡 Strong understanding of Linux
💡 Clouds: AWS / GCP
💡 Containerisation with Docker, orchestration, infrastructure as code with Terraform, configuration management via Ansible
💡 Monitoring with Prometheus and Grafana
💡 Basic knowledge of any modern language that allows you to write in procedural style: Go / Rust / Python / C++, in pet projects counts too
💡 Education or basic experience with cryptography and information security
💡 The ability to read code will contribute greatly to the efficiency
💡 English level: B2+
It will be a plus
💡 Experience in supporting high-load and up-time-critical services
💡 Ability and willingness to work with a little bit of research: will be among other things to get information directly from the open-source blockchain code and deal with cases where no documentation is provided
💡 Commits and pull requests to large open-source projects would be a significant plus for us
💡 Teamlead experience
Equal opportunities for anyone regards of race, color, national origin, religion, sex, sexual orientation, gender identity, veteran status, or disability.
How to get in
* Send CV to me here or to telegram @work2earn1
* Pass the screening interview
* Pass the interview with the team and the test
* You’re in!
If you’re not this guy, but you know someone who fits - we will reward you also :)
Skills Required
Blockchain
Back End Developer
Operating Systems
Software Engineering
Andrei Panferov
Website
Not specified
Country
Not specified
Description
Not specified
OKX
Senior Engineer - Zero-Knowledge Proof(ZKP)
Full time
Hybrid
Web, Mobile & Software Dev
Who We Are:
At OKX, we believe in reshaping the future with technology. Founded in 2017, OKX is one of the world's leading cryptocurrency spot and derivatives exchanges. OKX innovatively adopted blockchain technology to reshape the financial ecosystem by offering some of the most diverse and sophisticated products, solutions, and trading tools on the market. Trusted by more than 20 million users in over 180 regions globally, OKX strives to provide an engaging platform that empowers every individual to explore the world of crypto. In addition to its world-class DeFi exchange, OKX serves its users with OKX Insights, a research arm that is at the cutting edge of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services and unwavering commitment to innovation, OKX's vision is a world of financial access backed by blockchain and the power of decentralized finance.
We invest in our people as much as we invest in technology. We are united by our engaging culture, where we win as a team, embrace changes, and do the right thing. We are committed to creating a friendly, rewarding, and diverse environment for OKers. It doesn't matter where you come from; here, everyone feels valued, respected, and has the same opportunities to develop and thrive—we want to bring out the best in you.
About the Opportunity:
What You'll Be Doing:
Research various L2 and Rollup technologies and theories in the field.
Develop applied solutions for financial scenarios by combining blockchain and zero-knowledge proof technology.
What We Look For In You:
A degree in cryptography, mathematics, computer science, or related fields.
Skills in theoretical foundations and algorithms of zero-knowledge proofs: zkSNARK, zkSTARK, as well as Plonk, Groth16, Halo2.
Deep understanding of common cryptographic algorithms and basic mathematical concepts: elliptic curves, finite field algorithms, fast Fourier transforms, polynomial commitments, bilinear pairings.
Experience in developing zero-knowledge proof systems:
Ability to implement zero-knowledge proof circuits using C++/Rust.
Ability to perform security and performance analysis and optimization on circuits.
Nice to Haves:
Skills in cryptographic algorithms such as homomorphic encryption, ring signatures, aggregate signatures, threshold signatures.
Published papers at international cryptography conferences.
Fluent in English speaking and writing skills.
Perks & Benefits:
Competitive total compensation.
Comprehensive insurance coverage for employees and their dependants.
More perks that we'd love to tell you about during the process!
At OKX, we believe in reshaping the future with technology. Founded in 2017, OKX is one of the world's leading cryptocurrency spot and derivatives exchanges. OKX innovatively adopted blockchain technology to reshape the financial ecosystem by offering some of the most diverse and sophisticated products, solutions, and trading tools on the market. Trusted by more than 20 million users in over 180 regions globally, OKX strives to provide an engaging platform that empowers every individual to explore the world of crypto. In addition to its world-class DeFi exchange, OKX serves its users with OKX Insights, a research arm that is at the cutting edge of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services and unwavering commitment to innovation, OKX's vision is a world of financial access backed by blockchain and the power of decentralized finance.
We invest in our people as much as we invest in technology. We are united by our engaging culture, where we win as a team, embrace changes, and do the right thing. We are committed to creating a friendly, rewarding, and diverse environment for OKers. It doesn't matter where you come from; here, everyone feels valued, respected, and has the same opportunities to develop and thrive—we want to bring out the best in you.
About the Opportunity:
What You'll Be Doing:
Research various L2 and Rollup technologies and theories in the field.
Develop applied solutions for financial scenarios by combining blockchain and zero-knowledge proof technology.
What We Look For In You:
A degree in cryptography, mathematics, computer science, or related fields.
Skills in theoretical foundations and algorithms of zero-knowledge proofs: zkSNARK, zkSTARK, as well as Plonk, Groth16, Halo2.
Deep understanding of common cryptographic algorithms and basic mathematical concepts: elliptic curves, finite field algorithms, fast Fourier transforms, polynomial commitments, bilinear pairings.
Experience in developing zero-knowledge proof systems:
Ability to implement zero-knowledge proof circuits using C++/Rust.
Ability to perform security and performance analysis and optimization on circuits.
Nice to Haves:
Skills in cryptographic algorithms such as homomorphic encryption, ring signatures, aggregate signatures, threshold signatures.
Published papers at international cryptography conferences.
Fluent in English speaking and writing skills.
Perks & Benefits:
Competitive total compensation.
Comprehensive insurance coverage for employees and their dependants.
More perks that we'd love to tell you about during the process!
OKX
Senior Engineer - Security Operation
Full time
Hybrid
Web, Mobile & Software Dev
About OKX:
Founded in 2017, OKX is one of the world’s leading cryptocurrency spot and derivatives exchanges. OKX innovatively adopted blockchain technology to reshape the financial ecosystem by offering some of the most diverse and sophisticated products, solutions, and trading tools on the market. Trusted by more than 20 million users in over 180 regions globally, OKX strives to provide an engaging platform that empowers every individual to explore the world of crypto. In addition to its world-class DeFi exchange, OKX serves its users with OKX Insights, a research arm that is at the cutting edge of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services, and unwavering commitment to innovation, OKX’s vision is a world of financial access backed by blockchain and the power of decentralized finance.
Responsibilities：
Provide help and consulting to team members on secure coding practices
Develop and maintain incident response plans, including incident response testing and training
Conduct security testing and vulnerability assessments, including penetration testing, vulnerability scanning, and code reviews
Conduct routine checks and tests to ensure that all known vulnerabilities are detected and patched
Requirements :
Bachelor's degree or above in computer, information security, communication, and related majors.
2 years experience of working in a Software Security position, including experience in secure software development practices, threat modeling, and vulnerability assessments
Good understanding of all aspects of security research and development
Experience with security testing tools and techniques, including penetration testing, vulnerability scanning, and code reviews
Bilingual is highly preferred ( Mandarin and English) as the team will be working with stakeholders in across regions
Founded in 2017, OKX is one of the world’s leading cryptocurrency spot and derivatives exchanges. OKX innovatively adopted blockchain technology to reshape the financial ecosystem by offering some of the most diverse and sophisticated products, solutions, and trading tools on the market. Trusted by more than 20 million users in over 180 regions globally, OKX strives to provide an engaging platform that empowers every individual to explore the world of crypto. In addition to its world-class DeFi exchange, OKX serves its users with OKX Insights, a research arm that is at the cutting edge of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services, and unwavering commitment to innovation, OKX’s vision is a world of financial access backed by blockchain and the power of decentralized finance.
Responsibilities：
Provide help and consulting to team members on secure coding practices
Develop and maintain incident response plans, including incident response testing and training
Conduct security testing and vulnerability assessments, including penetration testing, vulnerability scanning, and code reviews
Conduct routine checks and tests to ensure that all known vulnerabilities are detected and patched
Requirements :
Bachelor's degree or above in computer, information security, communication, and related majors.
2 years experience of working in a Software Security position, including experience in secure software development practices, threat modeling, and vulnerability assessments
Good understanding of all aspects of security research and development
Experience with security testing tools and techniques, including penetration testing, vulnerability scanning, and code reviews
Bilingual is highly preferred ( Mandarin and English) as the team will be working with stakeholders in across regions
OKX
Senior Engineer - Frontend (Web3)
Full time
Hybrid
Web, Mobile & Software Dev
Who We Are:
At OKX, we believe in reshaping the future with technology. Founded in 2017, OKX is a leading cryptocurrency spot and derivatives exchange that has innovatively adopted blockchain technology to transform the financial ecosystem. We offer a wide range of diverse and sophisticated products, solutions, and trading tools. Trusted by over 20 million users in more than 180 regions globally, OKX aims to provide an engaging platform that empowers individuals to explore the world of crypto. In addition to our world-class DeFi exchange, OKX offers OKX Insights, a research arm at the forefront of the latest trends in the cryptocurrency industry. With an extensive range of crypto products and services and an unwavering commitment to innovation, OKX's vision is a world of financial access backed by blockchain and the power of decentralized finance.
We invest in our people as much as we invest in technology. We are united by our engaging culture, where we win as a team, embrace changes, and do the right thing. We are committed to creating a friendly, rewarding, and diverse environment for OKers. It doesn't matter where you come from; here, everyone feels valued, respected, and has the same opportunities to develop and thrive—we want to bring out the best in you.
About the Opportunity:
As a frontend developer at OKX, you will work closely with a top-notch frontend development team on a wide variety of products. You'll be responsible for developing with performance in mind to serve a world-class digital asset trading platform with millions of active users.
What You'll Be Doing:
Lead the technical planning, design, development, and optimization of the frontend for the company's core financial products.
Ensure the stability, security, and user experience of the system.
Improve the execution and rendering performance of frontend code to prevent page freezing during intense update frequencies while minimizing CPU and memory usage.
Stay updated on emerging technologies and trends, conduct thorough research and evaluation, and ensure the system maintains a leading position in the industry.
Refine existing systems by continuously optimizing code readability, maintainability, and scalability, paying close attention to module division, technical processes, implementation methods, and more.
What We Look For In You:
Possess a Bachelor's degree or higher from a reputable institution and have solid experience in front-end work.
Proficiency in front-end technologies like HTML5, CSS3, and JavaScript.
Thorough understanding of MVVM and adept at utilizing frameworks like React and Vue.
Strong engineering skills and a focus on improving efficiency.
Excellent problem-solving abilities and the capability to identify issues.
Proficiency in backend technologies (Java, Node.js, PHP) with familiarity in frontend-backend interaction details.
Enthusiasm for technology and a drive for excellence.
Nice to Haves:
Preferred experience in the financial industry.
Knowledge of front-end performance optimization is highly desirable.
Prior experience in Web3 projects is highly preferable.
At OKX, we believe in reshaping the future with technology. Founded in 2017, OKX is a leading cryptocurrency spot and derivatives exchange that has innovatively adopted blockchain technology to transform the financial ecosystem. We offer a wide range of diverse and sophisticated products, solutions, and trading tools. Trusted by over 20 million users in more than 180 regions globally, OKX aims to provide an engaging platform that empowers individuals to explore the world of crypto. In addition to our world-class DeFi exchange, OKX offers OKX Insights, a research arm at the forefront of the latest trends in the cryptocurrency industry. With an extensive range of crypto products and services and an unwavering commitment to innovation, OKX's vision is a world of financial access backed by blockchain and the power of decentralized finance.
We invest in our people as much as we invest in technology. We are united by our engaging culture, where we win as a team, embrace changes, and do the right thing. We are committed to creating a friendly, rewarding, and diverse environment for OKers. It doesn't matter where you come from; here, everyone feels valued, respected, and has the same opportunities to develop and thrive—we want to bring out the best in you.
About the Opportunity:
As a frontend developer at OKX, you will work closely with a top-notch frontend development team on a wide variety of products. You'll be responsible for developing with performance in mind to serve a world-class digital asset trading platform with millions of active users.
What You'll Be Doing:
Lead the technical planning, design, development, and optimization of the frontend for the company's core financial products.
Ensure the stability, security, and user experience of the system.
Improve the execution and rendering performance of frontend code to prevent page freezing during intense update frequencies while minimizing CPU and memory usage.
Stay updated on emerging technologies and trends, conduct thorough research and evaluation, and ensure the system maintains a leading position in the industry.
Refine existing systems by continuously optimizing code readability, maintainability, and scalability, paying close attention to module division, technical processes, implementation methods, and more.
What We Look For In You:
Possess a Bachelor's degree or higher from a reputable institution and have solid experience in front-end work.
Proficiency in front-end technologies like HTML5, CSS3, and JavaScript.
Thorough understanding of MVVM and adept at utilizing frameworks like React and Vue.
Strong engineering skills and a focus on improving efficiency.
Excellent problem-solving abilities and the capability to identify issues.
Proficiency in backend technologies (Java, Node.js, PHP) with familiarity in frontend-backend interaction details.
Enthusiasm for technology and a drive for excellence.
Nice to Haves:
Preferred experience in the financial industry.
Knowledge of front-end performance optimization is highly desirable.
Prior experience in Web3 projects is highly preferable.
OKX
Senior Engineer - Frontend
Full time
Hybrid
Web, Mobile & Software Dev
Who We Are
At OKX, we believe our future is reshaped with technology. Founded in 2017, OKX is one of the world’s leading cryptocurrency spot and derivatives exchanges. OKX innovatively adopted blockchain technology to reshape the financial ecosystem by offering some of the most diverse and sophisticated products, solutions, and trading tools on the market. Trusted by more than 20 million users in over 180 regions globally, OKX strives to provide an engaging platform that empowers every individual to explore the world of crypto. In addition to its world-class DeFi exchange, OKX serves its users with OKX Insights, a research arm that is at the cutting edge of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services, and unwavering commitment to innovation, OKX vision is a world of financial access backed by blockchain and the power of decentralized finance.
We invest in our people as much as we invest in technology. We are united by our engaging culture, here we win as a team, embrace changes, and do the right thing. We are committed to creating a friendly, rewarding and diverse environment for OKers. It doesn’t matter where you come from, here everyone feels valued, respected and has the same opportunities to develop and thrive — we want to bring out the best in you.
About the Opportunity
As the frontend developer in OKX, You will be working closely with the top-notch frontend development team on a wide variety of products - developing with performance in mind to serve a world class digital asset trading platform with millions of active users.
What You’ll Be Doing:
Take charge of the technical planning, design, development, and optimization of the front-end for the company's core financial products.
Ensure the stability, security, and user experience of the system.
Enhance the execution and rendering performance of front-end code to prevent page freezing during intense update frequencies, while minimizing CPU and memory usage.
Stay updated on emerging technologies and trends, conduct thorough research and evaluation, and ensure the system maintains a leading position in the industry.
Refine existing systems by continuously optimizing code readability, maintainability, and scalability, paying close attention to module division, technical processes, implementation methods, and more.
What We Look For In You:
Possess a Bachelor's degree or higher from a reputable institution and solid experience in front-end work.
Proficient in front-end technologies like HTML5, CSS3, and JavaScript.
Thorough understanding of MVVM and adept at utilizing frameworks like React and Vue.
Strong engineering skills and a focus on improving efficiency.
Excellent problem-solving abilities and the capability to identify issues.
Proficiency in backend technologies (Java, Node.js, PHP) with familiarity in frontend-backend interaction details.
Enthusiasm for technology and a drive for excellence.
Nice to Haves:
Preferred experience in the financial industry.
Knowledge of front-end performance optimization is highly desirable.
At OKX, we believe our future is reshaped with technology. Founded in 2017, OKX is one of the world’s leading cryptocurrency spot and derivatives exchanges. OKX innovatively adopted blockchain technology to reshape the financial ecosystem by offering some of the most diverse and sophisticated products, solutions, and trading tools on the market. Trusted by more than 20 million users in over 180 regions globally, OKX strives to provide an engaging platform that empowers every individual to explore the world of crypto. In addition to its world-class DeFi exchange, OKX serves its users with OKX Insights, a research arm that is at the cutting edge of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services, and unwavering commitment to innovation, OKX vision is a world of financial access backed by blockchain and the power of decentralized finance.
We invest in our people as much as we invest in technology. We are united by our engaging culture, here we win as a team, embrace changes, and do the right thing. We are committed to creating a friendly, rewarding and diverse environment for OKers. It doesn’t matter where you come from, here everyone feels valued, respected and has the same opportunities to develop and thrive — we want to bring out the best in you.
About the Opportunity
As the frontend developer in OKX, You will be working closely with the top-notch frontend development team on a wide variety of products - developing with performance in mind to serve a world class digital asset trading platform with millions of active users.
What You’ll Be Doing:
Take charge of the technical planning, design, development, and optimization of the front-end for the company's core financial products.
Ensure the stability, security, and user experience of the system.
Enhance the execution and rendering performance of front-end code to prevent page freezing during intense update frequencies, while minimizing CPU and memory usage.
Stay updated on emerging technologies and trends, conduct thorough research and evaluation, and ensure the system maintains a leading position in the industry.
Refine existing systems by continuously optimizing code readability, maintainability, and scalability, paying close attention to module division, technical processes, implementation methods, and more.
What We Look For In You:
Possess a Bachelor's degree or higher from a reputable institution and solid experience in front-end work.
Proficient in front-end technologies like HTML5, CSS3, and JavaScript.
Thorough understanding of MVVM and adept at utilizing frameworks like React and Vue.
Strong engineering skills and a focus on improving efficiency.
Excellent problem-solving abilities and the capability to identify issues.
Proficiency in backend technologies (Java, Node.js, PHP) with familiarity in frontend-backend interaction details.
Enthusiasm for technology and a drive for excellence.
Nice to Haves:
Preferred experience in the financial industry.
Knowledge of front-end performance optimization is highly desirable.
OKX
DevOps Platform Development Engineer
Full time
Hybrid
Web, Mobile & Software Dev
About OKX:
OKX, founded in 2017, is one of the world's leading cryptocurrency spot and derivatives exchanges. OKX has adopted blockchain technology to revolutionize the financial ecosystem by offering a wide range of diverse and sophisticated products, solutions, and trading tools. Trusted by over 20 million users in more than 180 regions globally, OKX aims to provide an engaging platform that empowers everyone to explore the world of cryptocurrency. In addition to its world-class DeFi exchange, OKX also offers OKX Insights, a research arm at the forefront of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services and a strong commitment to innovation, OKX envisions a world of financial access backed by blockchain and the power of decentralized finance.
Responsibilities:
Responsible for the development and delivery of OK Group's global one-stop DevOps basic platform, which includes R&D process, assembly line management, product management, and environmental management.
Responsible for supporting the daily DevOps-related needs of R&D personnel and ensuring the efficiency of global work collaboration.
Responsible for user support and related document writing.
Requirements:
2 years or more of DevOps development experience.
Familiar with Java/Springboot development and possess good coding standards.
Familiar with Kafka/RocketMQ, MySQL, Redis, and other middleware application development.
Strong team communication and collaboration skills, along with good logical analysis ability.
Proficiency in cloud-native K8S, Docker, and other related technologies.
OKX, founded in 2017, is one of the world's leading cryptocurrency spot and derivatives exchanges. OKX has adopted blockchain technology to revolutionize the financial ecosystem by offering a wide range of diverse and sophisticated products, solutions, and trading tools. Trusted by over 20 million users in more than 180 regions globally, OKX aims to provide an engaging platform that empowers everyone to explore the world of cryptocurrency. In addition to its world-class DeFi exchange, OKX also offers OKX Insights, a research arm at the forefront of the latest trends in the cryptocurrency industry. With its extensive range of crypto products and services and a strong commitment to innovation, OKX envisions a world of financial access backed by blockchain and the power of decentralized finance.
Responsibilities:
Responsible for the development and delivery of OK Group's global one-stop DevOps basic platform, which includes R&D process, assembly line management, product management, and environmental management.
Responsible for supporting the daily DevOps-related needs of R&D personnel and ensuring the efficiency of global work collaboration.
Responsible for user support and related document writing.
Requirements:
2 years or more of DevOps development experience.
Familiar with Java/Springboot development and possess good coding standards.
Familiar with Kafka/RocketMQ, MySQL, Redis, and other middleware application development.
Strong team communication and collaboration skills, along with good logical analysis ability.
Proficiency in cloud-native K8S, Docker, and other related technologies.