Senior Engineer - Frontend (Security)
Hong Kong
Full time
Office
Compensation is not specified
Role
Security Engineer
Description
Introduction:
At OKX, we envision a future transformed by technology. Established in 2017, OKX stands out as a prominent cryptocurrency spot and derivatives exchange on a global scale. Utilizing blockchain technology, OKX has revolutionized the financial landscape by launching an array of advanced products, solutions, and trading instruments. Trusted by a vast user base exceeding 20 million across 180 countries, OKX is dedicated to providing an interactive platform that enables individuals to delve into the realm of cryptocurrency. Alongside its superior DeFi exchange, OKX offers OKX Insights, a pioneering research division focused on staying at the forefront of cryptocurrency trends. With a diverse range of crypto services, coupled with a strong dedication to innovation, OKX aims to build a world with enhanced financial accessibility through blockchain and decentralized finance.
We prioritize the development of our employees as much as we do technological advancements. Standing united by our vibrant culture, we foster teamwork, adapt to change, and uphold integrity. Our goal is to cultivate a welcoming, fulfilling, and inclusive environment for all OKers. Regardless of your background, everyone here is valued, respected, and extended the same opportunities for growth and success — our mission is to unleash your full potential.
Team Overview:
Our company, specializing in blockchain and web3 technologies, places great importance on security and dependability. We are seeking individuals well-versed in operating systems, browsers, DApps, smart contract security, and programming language behaviors. Roles include the identification of potential risks such as private key storage and the formulation of leakage prevention strategies.
Key Responsibilities:
- Engage in product and technical design to ensure the security and dependability of web2 and web3 products.
- Detect potential risks within web2 and web3 technologies and introduce security enhancements.
- Keep abreast of industry security developments.
- Assess the security of third-party SDKs, as well as open-source SDKs.
- Contribute to the creation of comprehensive security systems.
- Develop security protocols and educate the frontend team on security practices and knowledge.
Qualifications:
- Extensive web2 security experience is essential, with a preference for candidates versed in web3 security.
- Proficiency in reviewing technical solutions for security, with programming expertise considered an asset.
- Candidates with experience and understanding of web3 technologies will be favored.
- Previous involvement in systemic security solutions is desirable.
Skills Required
OKX
Website
www.okx.comCompany size
Not specified
Location
United States
Description
Not specified
VaultChain
Assistant in Financial Technology and Trading Strategies (with Training)
Berlin, Germany
Berlin, Germany
Part time
Remote
Description
We are offering an opportunity to join our team and learn about cross-market trading strategies, focusing on identifying price differences of assets across multiple platforms. This role provides hands-on experience in financial technology, data analysis, and trading support.
As part of this position, you will:
Gain practical knowledge of market analysis and trading workflows
Learn how to recognize and evaluate opportunities across different platforms
Develop your skills in risk management and decision-making
Work with a mentor who will guide you step by step through the learning process
What we provide:
Comprehensive training program designed for beginners
Ongoing mentorship and professional support
Flexible schedule (approx. 1 hour a day required for study and practice)
Remote work setup with the possibility to grow into a larger role over time
This is a part-time, entry-level opportunity suitable for candidates with little or no prior experience. What matters most is your willingness to learn and apply new knowledge in practice.
Compensation: Competitive monthly pay structure with opportunities for progression as skills develop
We are offering an opportunity to join our team and learn about cross-market trading strategies, focusing on identifying price differences of assets across multiple platforms. This role provides hands-on experience in financial technology, data analysis, and trading support.
As part of this position, you will:
Gain practical knowledge of market analysis and trading workflows
Learn how to recognize and evaluate opportunities across different platforms
Develop your skills in risk management and decision-making
Work with a mentor who will guide you step by step through the learning process
What we provide:
Comprehensive training program designed for beginners
Ongoing mentorship and professional support
Flexible schedule (approx. 1 hour a day required for study and practice)
Remote work setup with the possibility to grow into a larger role over time
This is a part-time, entry-level opportunity suitable for candidates with little or no prior experience. What matters most is your willingness to learn and apply new knowledge in practice.
Compensation: Competitive monthly pay structure with opportunities for progression as skills develop
Bitget
English Proofreader (Remote)
Full time
Remote
About us
Bitget is one of the world’s leading digital assets ecosystems. With over 120 million registered users, Bitget has one of the most comprehensive suites of blockchain products and services available.
Our mission is to support the growth of the digital assets industry and we believe it represents the future of finance. What we do empowers the future of finance by ensuring secure, efficient and smart digital transactions.
We are one of the fastest growing companies in the digital asset sector. If you are looking for cutting-edge work, where you will have opportunities to develop your career among peers who are experts in their field, and you believe in the future of crypto currency, then look no further than Bitget!
What you'll do
Manage the end-to-end handling of English content across all business lines for our platform and sub-sites — including translation, editing, contextual polishing, and localization. Average daily output: ~6,000 words.
Work with a wide variety of content types: website localization (with SEO optimization), app UI copy, product and technical documentation, marketing materials, Help Center articles, and legal/compliance documents.
Monitor and enhance language quality across all departments, ensuring zero complaints on language service.
Maintain and customize termbases in collaboration with the team, focusing on crypto and finance sectors and aligning with industry standards.
Help develop and maintain multi-scenario style guides to ensure user-friendly content across emails, announcements, and listing campaigns.
Build and continuously optimize the translation memory database.
Act as a language expert, collaborating with product, operations, and legal teams to offer localization strategies — especially for culturally sensitive content.
Implement and integrate CAT tools (e.g., Phrase) and machine translation engines (e.g., DeepL, Google MT), and provide real-time feedback for improvements.
Deliver regular language quality reports, including error categorization, improvement suggestions, and best practices.
What you'll need
Proficient in English (professional level).
2+ years of experience in the cryptocurrency or blockchain industry — beginners will not be considered.
Proven experience in English translation or proofreading, with knowledge of CAT tools (proficiency in at least one CAT tool preferred; flexible on this requirement).
Located in Asia (preferred).
Why Bitget?
Bitget is the world's leading web 3 platform for copy trading and one of the world's largest and most respected exchanges
We are a global company with staff members from over 50 different countries and regions
We are growing and looking for world-class ambitious talents to help us continue this journey
We have a streamlined structure that empowers employees to work efficiently, delivering the best results in a short timeframe
We offer competitive salaries and benefits
Blockchain technology and digital assets have the potential to change finance in a way no other technology can - be part of it!
Bitget is one of the world’s leading digital assets ecosystems. With over 120 million registered users, Bitget has one of the most comprehensive suites of blockchain products and services available.
Our mission is to support the growth of the digital assets industry and we believe it represents the future of finance. What we do empowers the future of finance by ensuring secure, efficient and smart digital transactions.
We are one of the fastest growing companies in the digital asset sector. If you are looking for cutting-edge work, where you will have opportunities to develop your career among peers who are experts in their field, and you believe in the future of crypto currency, then look no further than Bitget!
What you'll do
Manage the end-to-end handling of English content across all business lines for our platform and sub-sites — including translation, editing, contextual polishing, and localization. Average daily output: ~6,000 words.
Work with a wide variety of content types: website localization (with SEO optimization), app UI copy, product and technical documentation, marketing materials, Help Center articles, and legal/compliance documents.
Monitor and enhance language quality across all departments, ensuring zero complaints on language service.
Maintain and customize termbases in collaboration with the team, focusing on crypto and finance sectors and aligning with industry standards.
Help develop and maintain multi-scenario style guides to ensure user-friendly content across emails, announcements, and listing campaigns.
Build and continuously optimize the translation memory database.
Act as a language expert, collaborating with product, operations, and legal teams to offer localization strategies — especially for culturally sensitive content.
Implement and integrate CAT tools (e.g., Phrase) and machine translation engines (e.g., DeepL, Google MT), and provide real-time feedback for improvements.
Deliver regular language quality reports, including error categorization, improvement suggestions, and best practices.
What you'll need
Proficient in English (professional level).
2+ years of experience in the cryptocurrency or blockchain industry — beginners will not be considered.
Proven experience in English translation or proofreading, with knowledge of CAT tools (proficiency in at least one CAT tool preferred; flexible on this requirement).
Located in Asia (preferred).
Why Bitget?
Bitget is the world's leading web 3 platform for copy trading and one of the world's largest and most respected exchanges
We are a global company with staff members from over 50 different countries and regions
We are growing and looking for world-class ambitious talents to help us continue this journey
We have a streamlined structure that empowers employees to work efficiently, delivering the best results in a short timeframe
We offer competitive salaries and benefits
Blockchain technology and digital assets have the potential to change finance in a way no other technology can - be part of it!
Bitget
P2P Product Operations Specialist, APAC (Remote)
Full time
Remote
About us
Bitget is one of the world's leading digital assets ecosystems. With over 120 million registered users, Bitget has one of the most comprehensive suites of blockchain products and services available.
Our mission is to support the growth of the digital assets industry and we believe it represents the future of finance. What we do empowers the future of finance by ensuring secure, efficient and smart digital transactions.
We are one of the fastest growing companies in the digital asset sector. If you are looking for cutting-edge work, where you will have opportunities to develop your career among peers who are experts in their field, and you believe in the future of digital currency, then look no further than Bitget!
What you'll do
User Experience Optimization: Identify pain points and opportunities in P2P transaction processes to enhance user experience.
Risk Management: Implement and oversee fraud prevention strategies to ensure compliance with regulatory and internal requirements.
Data Analysis: Track and analyze key performance indicators KPI to pinpoint issues. - Collaboration: Partner with product, marketing, and technical teams to drive the launch of new features and ensure the platform evolves to meet market demands.
User Support: Maintain communication with the customer service team to establish SOPs for issue resolution and reduce customer complaint rates.
What you'll need
At least 5+ years of P2P operations experience; ideally with experience in cryptocurrency or fintech sectors.
Strong analytical thinking skills, with the ability to interpret data and make data-driven decisions.
Excellent communication and problem-solving abilities.
Exceptional verbal and written communication skills (proficient in both Mandarin and English).
Why Bitget?
Bitget is the world's leading web 3 platform for copy trading and one of the world's largest and most respected exchanges
We are a global company with staff members from over 50 different countries and regions
We are growing and looking for world-class ambitious talents to help us continue this journey
We have a streamlined structure that empowers employees to work efficiently, delivering the best results in a short timeframe
We offer competitive salaries and benefits
Blockchain technology and digital assets have the potential to change finance in a way no other technology can - be part of it!
Bitget is one of the world's leading digital assets ecosystems. With over 120 million registered users, Bitget has one of the most comprehensive suites of blockchain products and services available.
Our mission is to support the growth of the digital assets industry and we believe it represents the future of finance. What we do empowers the future of finance by ensuring secure, efficient and smart digital transactions.
We are one of the fastest growing companies in the digital asset sector. If you are looking for cutting-edge work, where you will have opportunities to develop your career among peers who are experts in their field, and you believe in the future of digital currency, then look no further than Bitget!
What you'll do
User Experience Optimization: Identify pain points and opportunities in P2P transaction processes to enhance user experience.
Risk Management: Implement and oversee fraud prevention strategies to ensure compliance with regulatory and internal requirements.
Data Analysis: Track and analyze key performance indicators KPI to pinpoint issues. - Collaboration: Partner with product, marketing, and technical teams to drive the launch of new features and ensure the platform evolves to meet market demands.
User Support: Maintain communication with the customer service team to establish SOPs for issue resolution and reduce customer complaint rates.
What you'll need
At least 5+ years of P2P operations experience; ideally with experience in cryptocurrency or fintech sectors.
Strong analytical thinking skills, with the ability to interpret data and make data-driven decisions.
Excellent communication and problem-solving abilities.
Exceptional verbal and written communication skills (proficient in both Mandarin and English).
Why Bitget?
Bitget is the world's leading web 3 platform for copy trading and one of the world's largest and most respected exchanges
We are a global company with staff members from over 50 different countries and regions
We are growing and looking for world-class ambitious talents to help us continue this journey
We have a streamlined structure that empowers employees to work efficiently, delivering the best results in a short timeframe
We offer competitive salaries and benefits
Blockchain technology and digital assets have the potential to change finance in a way no other technology can - be part of it!
Payment in Crypto
Target Mafia
Blockchain Developer (Smart Contracts, DeFi, NFTs)
Full time
Remote
Target Mafia is hiring Blockchain Developers!
We are Target Mafia — the mafia of media buying. We dominate in crypto, gambling, nutra, adult verticals and run traffic across FB, Google, TikTok, Native, Push on a Pay-Per-Performance model.
Now we are expanding our crypto division and looking for skilled blockchain developers to join our family.
🔎 Your role:
Develop and audit smart contracts for DeFi, NFTs, tokens.
Build and integrate dApps with Web3.
Work with tokenomics, staking, liquidity pools.
Create innovative blockchain solutions to support media buying and affiliate tracking.
💣 What we offer:
Work alongside media buying dons, data science consiglieri & creative capos.
Competitive monthly compensation + profit share.
Payment in crypto.
Projects in US/EU/Asia crypto markets.
Mafia-style team spirit: we win together.
❗ With us, it’s not just work — it’s hustle. If you’re ready to build the next big thing in crypto, welcome to Target Mafia.
We are Target Mafia — the mafia of media buying. We dominate in crypto, gambling, nutra, adult verticals and run traffic across FB, Google, TikTok, Native, Push on a Pay-Per-Performance model.
Now we are expanding our crypto division and looking for skilled blockchain developers to join our family.
🔎 Your role:
Develop and audit smart contracts for DeFi, NFTs, tokens.
Build and integrate dApps with Web3.
Work with tokenomics, staking, liquidity pools.
Create innovative blockchain solutions to support media buying and affiliate tracking.
💣 What we offer:
Work alongside media buying dons, data science consiglieri & creative capos.
Competitive monthly compensation + profit share.
Payment in crypto.
Projects in US/EU/Asia crypto markets.
Mafia-style team spirit: we win together.
❗ With us, it’s not just work — it’s hustle. If you’re ready to build the next big thing in crypto, welcome to Target Mafia.
Payment in Crypto
Vivian L
Global KOL Business Development Manager (LATAM, CIS & EU-ME)
Europa, Italy +7
Europa, Italy +7
Full time
Remote
Pionex is a global cryptocurrency exchange founded in 2019, recognized for its built-in trading bots that make trading smarter and easier. With 15+ free automated tools and a fast-growing worldwide user base, we aim to empower traders to grow efficiently with low fees and innovative technology.About the Job: Grow and manage cryptocurrency agents, channels, and KOLs in the CIS and/or European regions to increase platform users and trading volume. Use platforms like YouTube, TikTok, Facebook, X, and Telegram for market research and competitor analysis. Gather feedback from agents, channels, and KOLs to improve product experience and reputation. Requirements: Background in Web3, blockchain, crypto exchanges, GameFi, or similar fields is preferred. Experience in the CIS or European markets is preferred (other regions may be considered). Must be fluent in English. At least 1 year of business development experience. Candidates with existing contacts are highly valued. Senior-level experience is a plus. Note: Please include key achievements in your resume (e.g., trading volume, regions managed, languages). Apply here or check my profile to get in touch!
Payment in Crypto