Security Engineer (Penetration Testing)
USA
Full time
Remote
Compensation is not specified
Role
Security Engineer
Description
Why Us?
CertiK is a forward-thinking leader in blockchain security, using advanced AI technology to safeguard and monitor blockchain protocols and smart contracts. Established in 2018 by experts from distinguished universities, CertiK is dedicated to securing the web3 world by merging academic innovations with enterprise solutions.
About the Role
The key responsibility of this position revolves around CertiK's security services. Combining cybersecurity with blockchain expertise, CertiK's security services encompass consultancy, reviews, auditing of smart contracts and blockchains, verification of smart contracts, penetration testing, and more. We seek an individual with a strong interest in application security and penetration testing. This challenging full-time role entails various tasks such as hacking, threat modeling, auditing, and enhancing application security. Alongside client interactions, you will have numerous opportunities to contribute to our research and development initiatives, thereby elevating blockchain security standards.
Responsibilities
- Conduct security assessments on web, mobile, thick client applications, and browser extensions.
- Execute external and internal network penetration tests.
- Collaborate with external blockchain developers to audit code and secure products like smart contracts and dApps.
- Generate detailed pentest reports tailored for both technical and non-technical audiences.
- Engage in Research and development to create innovative techniques, tools, and methodologies for pentesting applications in the Blockchain sector.
- Contribute to the community by developing tools, delivering presentations, and creating blog posts.
Requirements
- Enthusiasm for Cryptocurrency, DeFi, and Blockchain.
- Proficiency in Solidity programming language and smart contracts.
- At least 3 years of experience in application security and penetration testing.
- Bachelor's degree in Computer Science, Security Information, or related field (Master's or PhD preferred).
- Proficiency in programming using scripting languages like Python, Perl, Ruby, and Bash.
- Deep comprehension of cryptography.
- Strong verbal and written communication skills.
Bonus Points
- Possession of certifications like OSCP, OSWE, OSCE, GWAPT, etc.
- Familiarity with cloud platforms such as AWS, Azure, and GCP.
- Experience in smart contract security auditing.
- Participation in bug bounty programs.
- Publication of security-related blog posts.
- Speaking engagements at security conferences or local meetups.
About the Company
CertiK, a fast-growing and reputable entity in blockchain security, boasts a rich history of collaborating with prominent Enterprise clients, securing substantial digital assets, and identifying numerous vulnerabilities in blockchain code. The company's stellar performance and track record have attracted investments from notable investors.
Compensation
The anticipated annual salary range for this role in the US is $100,000 - $140,000, contingent upon the skills and experience of potential candidates.
In accordance with federal regulations, all hires must verify identity and work eligibility in the US.
CertiK is an equal opportunity employer, committed to fostering diversity and inclusivity among its workforce. Hiring decisions are made without discrimination based on various protected characteristics.
CertiK employees are encouraged to actively support diversity within their teams and the Company.
Skills Required
CertiK
Website
www.certik.comCompany size
Not specified
Location
United States
Description
Founded in 2018 by professors of Columbia and Yale, CertiK is a pioneer in blockchain security, utilizing best-in-class Formal Verification and AI technology to secure and monitor blockchains, smart contracts, and Web3 apps.
Ligo Network
Prop Trader (Crypto Market) Ligo Network
Singapore
Singapore
Part time
Remote
The Role
As a Proprietary Trader at Ligo Network, you’ll leverage your deep understanding of crypto markets, meme ecosystems, and DeFi protocols to generate alpha and execute high-frequency, high-reward strategies. This role is designed for fearless traders who thrive in fast-paced environments and possess an uncanny ability to spot trends before they go viral.
Key Responsibilities
Develop and deploy proprietary trading strategies across decentralized exchanges (DEXs), meme coins, and emerging Web3 assets.
Execute high-frequency trades with precision, capitalizing on market inefficiencies and volatility.
Analyze on-chain data, social sentiment, and macroeconomic trends to identify alpha opportunities.
Manage risk dynamically while optimizing portfolio performance in rapidly shifting markets.
Collaborate with Flappy DAO’s network of elite traders to share insights and refine collective strategies.
Stay ahead of the curve by exploring new protocols, airdrops, and meta shifts in the crypto landscape.
Who We’re Looking For
✅ Proven experience in crypto trading, with a track record of profitability in meme coins, altcoins, or derivatives.
✅ Deep expertise in Web3 ecosystems (DeFi, NFTs, DAOs) and familiarity with tools like DexScreener, DeFiLlama, and Telegram alpha groups.
✅ Meme coin savant: Ability to decode viral trends, community narratives, and hype cycles.
✅ Risk management mastery: Discipline to balance aggressive plays with capital preservation.
✅ Technical edge: Proficiency in trading bots, on-chain analytics, and smart contract interactions.
✅ Entrepreneurial mindset: Self-driven, adaptable, and hungry to innovate in a decentralized world.
Why Join Ligo Network?
Access to exclusive alpha: Tap into insider insights, early-stage projects, and proprietary tools.
Elite network: Collaborate with top-tier traders and crypto OGs shaping the future of finance.
Cutting-edge resources: Leverage advanced analytics, AI-driven signals, and decentralized infrastructure.
Competitive compensation: Earn performance-based rewards with uncapped upside.
Shape Web3: Be at the forefront of DeFi innovation and meme-driven market movements.
As a Proprietary Trader at Ligo Network, you’ll leverage your deep understanding of crypto markets, meme ecosystems, and DeFi protocols to generate alpha and execute high-frequency, high-reward strategies. This role is designed for fearless traders who thrive in fast-paced environments and possess an uncanny ability to spot trends before they go viral.
Key Responsibilities
Develop and deploy proprietary trading strategies across decentralized exchanges (DEXs), meme coins, and emerging Web3 assets.
Execute high-frequency trades with precision, capitalizing on market inefficiencies and volatility.
Analyze on-chain data, social sentiment, and macroeconomic trends to identify alpha opportunities.
Manage risk dynamically while optimizing portfolio performance in rapidly shifting markets.
Collaborate with Flappy DAO’s network of elite traders to share insights and refine collective strategies.
Stay ahead of the curve by exploring new protocols, airdrops, and meta shifts in the crypto landscape.
Who We’re Looking For
✅ Proven experience in crypto trading, with a track record of profitability in meme coins, altcoins, or derivatives.
✅ Deep expertise in Web3 ecosystems (DeFi, NFTs, DAOs) and familiarity with tools like DexScreener, DeFiLlama, and Telegram alpha groups.
✅ Meme coin savant: Ability to decode viral trends, community narratives, and hype cycles.
✅ Risk management mastery: Discipline to balance aggressive plays with capital preservation.
✅ Technical edge: Proficiency in trading bots, on-chain analytics, and smart contract interactions.
✅ Entrepreneurial mindset: Self-driven, adaptable, and hungry to innovate in a decentralized world.
Why Join Ligo Network?
Access to exclusive alpha: Tap into insider insights, early-stage projects, and proprietary tools.
Elite network: Collaborate with top-tier traders and crypto OGs shaping the future of finance.
Cutting-edge resources: Leverage advanced analytics, AI-driven signals, and decentralized infrastructure.
Competitive compensation: Earn performance-based rewards with uncapped upside.
Shape Web3: Be at the forefront of DeFi innovation and meme-driven market movements.
Payment in Crypto
George Antoniades
Looking to hire a SPOT trader see more for details
Full time
Remote
Looking to hire a spot trader that can provide excellent signals
SPOT TRADING ONLY
1% to 2% maximum take profit
3 minimum to 4 signals per day
Only deal with well-known coins btc, eth, xrp, bitcoin cash, etc
If 100%-win rate per month monthly salary $1000
Send signals via WhatsApp
Please send your CV qualifications and win rate!
SPOT TRADING ONLY
1% to 2% maximum take profit
3 minimum to 4 signals per day
Only deal with well-known coins btc, eth, xrp, bitcoin cash, etc
If 100%-win rate per month monthly salary $1000
Send signals via WhatsApp
Please send your CV qualifications and win rate!
Payment in Crypto
MAHDI PTE. LTD.
Community Operation
Full time
Remote
Responsibilities:
Manage and maintain core community platforms (such as Telegram, X.com, TikTok, LINE, etc.) by publishing accurate and engaging original content, including announcements, tutorials, user stories, etc., to expand brand influence.
Develop and implement community guidelines, maintain a positive atmosphere, and handle disputes. Respond to community members' questions in a timely manner and provide basic support.
Plan and execute community-exclusive activities (AMAs, Q&As, game nights, creative competitions, online/offline meetups).
Build a self-sustaining fan community, encouraging user-generated content and peer-to-peer interactions.
Create segmented channels or communication mechanisms for different user groups (fans, creators, developers, investors). Act as a communication bridge between the community and project teams (product, technical, marketing), conveying the voice of the community.
Reward community contributions within the community using methods such as airdrops, point systems, and other incentives, in line with the marketing strategy, to encourage token holders to actively participate in the project .
Establish partnerships with core Web3 communities and develop a clear partnership framework, detailing resource sharing, event support, and mutual incentive policies.Utilize analytics tools to continuously optimize community engagement strategies based on user feedback and interaction data.
Requirements:
Bachelor's degree or above, with 1-3 years of experience in community operations or social media management. Experience with Web3 or blockchain projects is preferred.
Excellent written and verbal communication skills in both Chinese and English, capable of effectively conveying project information.Possess a certain level of creativity and editing skills, able to independently write or assist in producing related copy, images, and video materials.
Demonstrate excellent organizational and coordination abilities, capable of operating efficiently in a fast-paced and dynamically changing work environment.
Exhibit strong team collaboration spirit, proactive attitude, and the ability to independently solve problems and drive project progress.
Key Points:
Work Format: This position is full-time remote with a decentralized work model. The candidate must possess strong time management skills to ensure timely responses and efficient collaboration during working hours.
Communication and Collaboration: Communication will primarily be conducted online, with the option for in-person meetings if necessary.
Holiday Arrangement: Holidays will generally follow China's official public holiday schedule. However, due to international collaboration, it is essential to maintain basic communication during holidays to ensure that work is not affected.
Manage and maintain core community platforms (such as Telegram, X.com, TikTok, LINE, etc.) by publishing accurate and engaging original content, including announcements, tutorials, user stories, etc., to expand brand influence.
Develop and implement community guidelines, maintain a positive atmosphere, and handle disputes. Respond to community members' questions in a timely manner and provide basic support.
Plan and execute community-exclusive activities (AMAs, Q&As, game nights, creative competitions, online/offline meetups).
Build a self-sustaining fan community, encouraging user-generated content and peer-to-peer interactions.
Create segmented channels or communication mechanisms for different user groups (fans, creators, developers, investors). Act as a communication bridge between the community and project teams (product, technical, marketing), conveying the voice of the community.
Reward community contributions within the community using methods such as airdrops, point systems, and other incentives, in line with the marketing strategy, to encourage token holders to actively participate in the project .
Establish partnerships with core Web3 communities and develop a clear partnership framework, detailing resource sharing, event support, and mutual incentive policies.Utilize analytics tools to continuously optimize community engagement strategies based on user feedback and interaction data.
Requirements:
Bachelor's degree or above, with 1-3 years of experience in community operations or social media management. Experience with Web3 or blockchain projects is preferred.
Excellent written and verbal communication skills in both Chinese and English, capable of effectively conveying project information.Possess a certain level of creativity and editing skills, able to independently write or assist in producing related copy, images, and video materials.
Demonstrate excellent organizational and coordination abilities, capable of operating efficiently in a fast-paced and dynamically changing work environment.
Exhibit strong team collaboration spirit, proactive attitude, and the ability to independently solve problems and drive project progress.
Key Points:
Work Format: This position is full-time remote with a decentralized work model. The candidate must possess strong time management skills to ensure timely responses and efficient collaboration during working hours.
Communication and Collaboration: Communication will primarily be conducted online, with the option for in-person meetings if necessary.
Holiday Arrangement: Holidays will generally follow China's official public holiday schedule. However, due to international collaboration, it is essential to maintain basic communication during holidays to ensure that work is not affected.
Payment in Crypto
Amina Afzal
Head of Automated Trading
Colombo, Brazil +9
Colombo, Brazil +9
Full time
Remote
Job Title: Head Trader / Fund ManagerJob Type: Full-timeAbout Us:At Skyray Capital, we are committed to building lasting wealth through smart, strategic investments. Our dynamic approach blends innovation with expert management, unlocking diverse opportunities across markets to drive exceptional growth and long-term success. We thrive on creating value and securing a prosperous future for generations to come. Job Description:We are seeking an experienced and highly confident Head Trader / Fund Manager to lead and manage our trading teams. The ideal candidate will have a proven track record of successfully managing trading teams and delivering consistent performance. This role requires strong leadership skills, the ability to hire and develop top trading talent, and the discipline to enforce risk management protocols.Key Responsibilities:Lead and manage trading teams, ensuring high performance and adherence to company objectives.Hire, train, and mentor new traders, fostering a culture of continuous improvement and accountability.Conduct interviews and assess trader potential by assigning demo accounts and evaluating performance.Monitor trading activities, track performance metrics, and ensure strict adherence to risk management protocols.Implement trading strategies and oversee the day-to-day operations of trading desks.Develop performance benchmarks and KPIs for traders to meet and exceed.Provide regular reports and performance reviews to senior leadership.Enforce discipline within the team, including termination decisions when necessary based on performance and compliance.Stay informed of market trends, economic developments, and new trading technologies.Qualifications:Proven experience in leading and managing trading teams, ideally in a hedge fund, proprietary trading firm, or investment bank.Strong knowledge of financial markets and trading instruments across multiple asset classes.Demonstrated ability to hire, train, and manage high-performing traders.Exceptional leadership and decision-making skills with a results-driven mindset.Excellent understanding of risk management principles and the ability to enforce protocols effectively.Strong analytical skills and experience with trading software and performance tracking tools.Excellent communication and interpersonal skills.Preferred Qualifications:CFA, CMT, or other relevant financial certifications.Experience with algorithmic trading or quantitative strategies.Proven ability to develop and implement trading strategies.
Sally Xiao
KOL BD (English regoin, Iran, Spain, Korea, Japan, Taiwan...)
Full time
Remote
Job Title: KOL Business Developer
Job type: Full-time, remote
Key Responsibilities:
1. Develop and execute strategies to grow the derivatives trading user base in target regions.
2. Build and manage partnerships with institutional clients and key ecosystem players.
3. Identify market trends, user needs, and competitor activities to drive product and service enhancements.
4. Collaborate with internal teams to optimize product offerings and campaigns for target markets.
Qualifications:
1. Proven experience in business development or sales in the crypto/financial industry.
2. Strong understanding of derivatives trading and market dynamics.
3. Excellent communication and negotiation skills.
Job type: Full-time, remote
Key Responsibilities:
1. Develop and execute strategies to grow the derivatives trading user base in target regions.
2. Build and manage partnerships with institutional clients and key ecosystem players.
3. Identify market trends, user needs, and competitor activities to drive product and service enhancements.
4. Collaborate with internal teams to optimize product offerings and campaigns for target markets.
Qualifications:
1. Proven experience in business development or sales in the crypto/financial industry.
2. Strong understanding of derivatives trading and market dynamics.
3. Excellent communication and negotiation skills.