Senior Engineer (Security) - Middleware Platform
Hong Kong
Full time
Office
Compensation is not specified
Role
Security Engineer
Description
Who We Are
At OKX, our focus lies in leveraging technology to shape the future. Established in 2017, we are a prominent cryptocurrency spot and derivatives exchange globally. By harnessing blockchain technology, we redefine the financial landscape by offering a wide array of advanced products, solutions, and trading tools. Trusted by over 20 million users across 180 regions, OKX aims to provide an interactive platform that enables individuals to delve into the realm of cryptocurrencies. Alongside our exceptional DeFi exchange, OKX also offers OKX Insights, a research division on the forefront of cryptocurrency industry trends. With a diverse range of crypto services and a strong commitment to innovation, OKX envisions a financial landscape supported by blockchain and decentralized finance.
We invest in our team members just as much as we invest in technology. Our culture thrives on collaboration, adaptability, and integrity. We are dedicated to fostering a friendly, inclusive, and diverse working environment. At OKX, everyone is valued and respected, regardless of their background, and has equal opportunities for growth and advancement — our aim is to bring out the best in each individual.
About the Opportunity
The middleware team at OKX plays a vital role in fortifying the core infrastructure of the company. They ensure a robust architecture and environment that facilitates safe and reliable coding practices amongst our engineering community. Comprising individuals who are passionate about enhancing the coding environment through technology, the team ultimately benefits our users and customers in the long term.
What You’ll Be Doing:
- Develop an internal Data Loss Prevention system (DLP) with key features like sensitive data identification, data classification and grading, flow monitoring, outbound interception, and data leakage tracing
- Develop and maintain the existing Host-based Intrusion Detection System (HIDS)
- Collaborate with the Security Operations team for timely response to risk events and addressing any issues related to DLP and HIDS systems
- Keep abreast of the latest technology trends in information security and drive improvements in the team's technical capabilities
What We Look For In You:
- Hold a Bachelor's degree or higher in computer science, information security, or related fields
- Knowledgeable in information security, with experience in developing security products and familiarity with tools like DLP, IDS/IPS, EDR, UEBA
- Proficient in Objective-C, Swift, and knowledgeable in Java (Springboot), Python, or Golang
- Familiarity with commonly used middleware such as Mysql, Redis, and Kafka
- Strong teamwork and communication skills
Perks & Benefits
- Competitive total compensation
- Comprehensive insurance coverage for employees and their dependants
- Additional benefits discussed during the recruitment process
Skills Required
OKX
Website
www.okx.comCompany size
Not specified
Location
United States
Description
Not specified
George I
Game Studio Hiring: Full-Stack, Mobile & 3D Web Developers
Part time
Remote
About Us
We are an established game studio developing HeroWarrior, a Unity-based web battle game that has been in active development for three years. Our project is supported by GameWorld (Netherlands) and we're currently preparing for version 2.0 with an expanded development team.
Following strategic restructuring in 2022, we're now building a distributed team across Europe and seeking talented developers to join our long-term project.
Open Positions
We are actively recruiting for the following roles:
UI/UX Designer
Specialization in gaming interface design
Experience with Unity UI systems preferred
Full-Stack Developers
Backend and frontend development for web platform
Experience with game-related web services preferred
Mobile Developers
Native mobile app development
Cross-platform experience valued
Unity Developers
Gameplay mechanics implementation
3+ years Unity experience required
3D Web Developers
WebGL and Three.js expertise
Browser-based 3D rendering experience
hat We Offer
Project Commitment: We're seeking long-term partnerships, not short-term contractors. This is an opportunity to grow with an established project backed by industry partners.
Compensation Structure:
Flexible payment options: hourly rates, monthly retainers, or milestone-based compensation
Rates negotiable based on experience and role
Initial evaluation period followed by standard employment terms
Work Environment:
Remote-friendly distributed team
Collaborative development process
Opportunity to work on a commercially-backed game project
Application Requirements
Please submit the following:
Portfolio/Resume - Detailed work history and relevant projects
Rate Expectations - Your preferred compensation structure and rates
Code Samples - GitHub repository, portfolio links, or previous work examples
Availability - Expected start date and commitment level
Evaluation Process Acknowledgment - Confirmation of willingness to complete a brief technical assessment
Ideal Candidates
Demonstrated passion for game development
Strong technical skills in relevant technologies
Experience working on long-term projects
Collaborative mindset and professional communication
Interest in building innovative gaming experiences
Next Steps
We are moving quickly to fill these positions. Qualified candidates will be contacted within one week for initial discussions and technical evaluation.
To apply, please send your complete application materials to vlad@gameworldcompany.com
We are an established game studio developing HeroWarrior, a Unity-based web battle game that has been in active development for three years. Our project is supported by GameWorld (Netherlands) and we're currently preparing for version 2.0 with an expanded development team.
Following strategic restructuring in 2022, we're now building a distributed team across Europe and seeking talented developers to join our long-term project.
Open Positions
We are actively recruiting for the following roles:
UI/UX Designer
Specialization in gaming interface design
Experience with Unity UI systems preferred
Full-Stack Developers
Backend and frontend development for web platform
Experience with game-related web services preferred
Mobile Developers
Native mobile app development
Cross-platform experience valued
Unity Developers
Gameplay mechanics implementation
3+ years Unity experience required
3D Web Developers
WebGL and Three.js expertise
Browser-based 3D rendering experience
hat We Offer
Project Commitment: We're seeking long-term partnerships, not short-term contractors. This is an opportunity to grow with an established project backed by industry partners.
Compensation Structure:
Flexible payment options: hourly rates, monthly retainers, or milestone-based compensation
Rates negotiable based on experience and role
Initial evaluation period followed by standard employment terms
Work Environment:
Remote-friendly distributed team
Collaborative development process
Opportunity to work on a commercially-backed game project
Application Requirements
Please submit the following:
Portfolio/Resume - Detailed work history and relevant projects
Rate Expectations - Your preferred compensation structure and rates
Code Samples - GitHub repository, portfolio links, or previous work examples
Availability - Expected start date and commitment level
Evaluation Process Acknowledgment - Confirmation of willingness to complete a brief technical assessment
Ideal Candidates
Demonstrated passion for game development
Strong technical skills in relevant technologies
Experience working on long-term projects
Collaborative mindset and professional communication
Interest in building innovative gaming experiences
Next Steps
We are moving quickly to fill these positions. Qualified candidates will be contacted within one week for initial discussions and technical evaluation.
To apply, please send your complete application materials to vlad@gameworldcompany.com
Payment in Crypto
Target Mafia
Web3 Growth Hacker (Enforcer of Expansion)
Full time
Hybrid
Description
About Target Mafia
Target Mafia is a syndicate of elite media buyers, data scientists, and creative capos dominating gambling, crypto, nutra, and adult niches. We operate on pure performance: if our partners win, we win.
We are expanding our crypto empire and need a Web3 Growth Hacker, our Enforcer of Expansion, to scale projects, grow communities, and execute high-ROI campaigns across Web3 ecosystems.
Working at Target Mafia
This is a fast-paced, results-driven role where strategy meets execution. You’ll identify growth opportunities, implement viral campaigns, and optimize channels to maximize performance. Your work will directly impact revenue and user acquisition across multiple projects.
Role
As a Web3 Growth Hacker, you will drive user acquisition, scale communities, and execute growth strategies that expand Target Mafia’s influence in the crypto space. You’ll combine creative tactics, data analysis, and guerrilla marketing to deliver measurable results.
Responsibilities
Plan and execute growth campaigns across Telegram, Discord, Twitter, and other Web3 channels.
Build partnerships and collaborations with crypto communities and influencers.
Track, analyze, and optimize campaigns for maximum ROI.
Identify viral trends and implement them to boost engagement and user acquisition.
Work closely with media buyer dons and creative capos to align growth efforts with marketing strategies.
Skills Required
Growth Hacking & Performance Marketing
Social Media Strategy & Community Building
Crypto & Web3 Knowledge
Influencer & Partnership Management
Data Analysis & Campaign Optimization
Guerrilla Marketing & Viral Campaign Execution
Creativity & Fast Problem Solving
Reasons to Join Our Team
Lead high-impact campaigns in trending Web3 and crypto markets
Work with an elite, performance-driven mafia of media buyers
Performance-based compensation in stablecoins, with bonuses for growth wins
Hands-on experience scaling high-stakes projects
Flexible, dynamic, and rewarding environment for top-tier talent
About Target Mafia
Target Mafia is a syndicate of elite media buyers, data scientists, and creative capos dominating gambling, crypto, nutra, and adult niches. We operate on pure performance: if our partners win, we win.
We are expanding our crypto empire and need a Web3 Growth Hacker, our Enforcer of Expansion, to scale projects, grow communities, and execute high-ROI campaigns across Web3 ecosystems.
Working at Target Mafia
This is a fast-paced, results-driven role where strategy meets execution. You’ll identify growth opportunities, implement viral campaigns, and optimize channels to maximize performance. Your work will directly impact revenue and user acquisition across multiple projects.
Role
As a Web3 Growth Hacker, you will drive user acquisition, scale communities, and execute growth strategies that expand Target Mafia’s influence in the crypto space. You’ll combine creative tactics, data analysis, and guerrilla marketing to deliver measurable results.
Responsibilities
Plan and execute growth campaigns across Telegram, Discord, Twitter, and other Web3 channels.
Build partnerships and collaborations with crypto communities and influencers.
Track, analyze, and optimize campaigns for maximum ROI.
Identify viral trends and implement them to boost engagement and user acquisition.
Work closely with media buyer dons and creative capos to align growth efforts with marketing strategies.
Skills Required
Growth Hacking & Performance Marketing
Social Media Strategy & Community Building
Crypto & Web3 Knowledge
Influencer & Partnership Management
Data Analysis & Campaign Optimization
Guerrilla Marketing & Viral Campaign Execution
Creativity & Fast Problem Solving
Reasons to Join Our Team
Lead high-impact campaigns in trending Web3 and crypto markets
Work with an elite, performance-driven mafia of media buyers
Performance-based compensation in stablecoins, with bonuses for growth wins
Hands-on experience scaling high-stakes projects
Flexible, dynamic, and rewarding environment for top-tier talent
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
ghed santos
Founding Head of Engineering
San Francisco, USA
San Francisco, USA
Full time
Remote
About The Project:The project is a venture-backed stealth mode project having raised $2 million and building a Social Intelligence Engine designed to power smarter, faster crypto trading. We're combining advanced data infrastructure and real-time intelligence to unlock new trading possibilities. About the Role:We're looking for a tech-savvy, investor-facing leader with an engineering background to represent us on the frontlines. This is not a research role it's about amplifying our voice, building relationships, and being the bridge between our technology and the world. Key Responsibilities:1）Represent us externally at hackathons, pitch events, conferences, and investor meetings.2）Be our lead evangelist clearly explaining our tech vision to both technical and non-technical audiences.3）Drive fundraising efforts with compelling presentations, clear strategy narratives, and investor Q&A.4）Partner closely with engineering/product to demo the platform, shape the roadmap, and turn market feedback into action. Requirements:1）Strong engineering background (AI, blockchain, data infrastructure, or similar).2）Proven experience in investor-facing roles, including fundraising and pitching.3）Excellent presentation and communication skills, with a track record of representing projects publicly.4）Experience participating in or leading hackathons, demos, and tech events.5）Understanding of consumer behavior data in gaming and apps is a plus.6）Familiarity with Web3, crypto, and developer communities. Compensation:Competitive salary + equity + team token + and performance-based incentives.
Payment in Crypto
Binance
DLP & Incident Response Engineer
Asia +1
Asia +1
Full time
Remote
Binance, a prominent global blockchain ecosystem known for its role as the world's largest cryptocurrency exchange, is seeking a security engineer proficient in Data Loss Prevention (DLP) and incident response, particularly in fintech, crypto, or high-security sectors. This role involves creating and implementing custom solutions, utilizing automation, and staying ahead of emerging threats like those stemming from recent AI advancements.
Roles and Responsibilities
Design, implement, and optimize DLP solutions spanning network, endpoint, and cloud environments.
Develop and enhance data classification systems for sensitive assets such as wallets, trading algorithms, and customer PII.
Create effective DLP policies to prevent data breaches while minimizing false positives.
Monitor, analyze, and improve alerts and incident responses continually.
Lead investigations into DLP incidents and insider threats.
Engage in threat hunting and forensic analysis of data exfiltration attempts.
Incorporate DLP monitoring into broader SOC workflows and incident response strategies.
Develop custom DLP tools and integrations like macOS Swift endpoint protection and Unix socket monitoring.
Craft automation scripts, APIs, regexes, and integrations to bolster detection and response capabilities.
Research AI-based methods for anomaly detection and response efficiency.
Ensure compliance with crypto and financial regulations like AML, KYC, GDPR, and CCPA.
Support audits and regulatory evaluations relating to data security.
Evaluate and address data loss risks throughout trading platforms, onboarding systems, and blockchain infrastructure.
Requirements
Minimum of 4 years in a SOC or security operations role focusing on incident response.
Demonstrated expertise in DLP design, implementation, and monitoring.
Proficient in programming languages like macOS Swift, Unix socket programming, and scripting.
Hands-on experience in threat hunting, forensic analysis, and APT detection.
Familiarity with SIEM, EDR, and cloud security infrastructures.
Understanding of encryption, tokenization, and data classification methodologies.
Nice-to-Have
Over 4 years in a SOC or security operations role centered on incident response.
Established background in DLP design, deployment, and monitoring.
Strong programming skills in macOS Swift, Unix socket programming, and scripting.
Practical experience in threat hunting, forensic analysis, and APT detection.
Knowledge of SIEM, EDR, and cloud security architectures.
Familiarity with encryption, tokenization, and data classification techniques.
Binance offers a dynamic environment where you can shape the future alongside top-tier talent in a flat organizational structure. Benefit from autonomy, tackle stimulating projects, and experience a results-driven culture allowing for career growth and continuous learning. Competitive compensation and a work-from-home option add to the inclusive ethos of Binance as an equal opportunity employer.
Roles and Responsibilities
Design, implement, and optimize DLP solutions spanning network, endpoint, and cloud environments.
Develop and enhance data classification systems for sensitive assets such as wallets, trading algorithms, and customer PII.
Create effective DLP policies to prevent data breaches while minimizing false positives.
Monitor, analyze, and improve alerts and incident responses continually.
Lead investigations into DLP incidents and insider threats.
Engage in threat hunting and forensic analysis of data exfiltration attempts.
Incorporate DLP monitoring into broader SOC workflows and incident response strategies.
Develop custom DLP tools and integrations like macOS Swift endpoint protection and Unix socket monitoring.
Craft automation scripts, APIs, regexes, and integrations to bolster detection and response capabilities.
Research AI-based methods for anomaly detection and response efficiency.
Ensure compliance with crypto and financial regulations like AML, KYC, GDPR, and CCPA.
Support audits and regulatory evaluations relating to data security.
Evaluate and address data loss risks throughout trading platforms, onboarding systems, and blockchain infrastructure.
Requirements
Minimum of 4 years in a SOC or security operations role focusing on incident response.
Demonstrated expertise in DLP design, implementation, and monitoring.
Proficient in programming languages like macOS Swift, Unix socket programming, and scripting.
Hands-on experience in threat hunting, forensic analysis, and APT detection.
Familiarity with SIEM, EDR, and cloud security infrastructures.
Understanding of encryption, tokenization, and data classification methodologies.
Nice-to-Have
Over 4 years in a SOC or security operations role centered on incident response.
Established background in DLP design, deployment, and monitoring.
Strong programming skills in macOS Swift, Unix socket programming, and scripting.
Practical experience in threat hunting, forensic analysis, and APT detection.
Knowledge of SIEM, EDR, and cloud security architectures.
Familiarity with encryption, tokenization, and data classification techniques.
Binance offers a dynamic environment where you can shape the future alongside top-tier talent in a flat organizational structure. Benefit from autonomy, tackle stimulating projects, and experience a results-driven culture allowing for career growth and continuous learning. Competitive compensation and a work-from-home option add to the inclusive ethos of Binance as an equal opportunity employer.