Application Security Engineer (AppSec)
Full time
Remote
Compensation is not specified
Role
Security Engineer
Description
Job Role: Core Developer - Polkadot Runtime
Parity, as a leader in the Polkadot and Substrate ecosystem, is dedicated to shaping a decentralized web that values individual freedom and data while enabling developers to innovate. The organization's drive is to establish a reality that prioritizes honest interactions over blind trust in the digital realm.
Parity stands out as a highly skilled blockchain infrastructure entity, known for spearheading cutting-edge advancements within the blockchain industry.
With a globally distributed remote team, Parity focuses on creating open-source technologies for developers and businesses to adopt and enhance. The Web3 technology stack comprises Polkadot, Substrate, and Kusama.
Key Attributes of Team Members:
- Display high motivation aligned with Parity’s mission.
- Thrive on challenging, innovative projects.
- Demonstrate autonomy balanced with effective collaboration.
- Embrace accountability and minimize ego at work.
- Adapt to the dynamic Web3 landscape with ease.
- Have a strong commitment to continuous learning within Parity and the broader ecosystem.
About the Polkadot Runtime Team:
The Polkadot Runtime team's duties encompass managing the business logic of Polkadot along with developing accompanying tools. This involves work on various areas like FRAME macros, XCM messaging formats, application bridges, and system architecture.
About the Role:
We are seeking new engineers to join the team with a focus on XCM and system test frameworks. Key responsibilities include:
- Crafting and implementing advanced protocols for Polkadot's protocol usage and application development.
- Tackling intricate, multi-chain challenges.
- Designing comprehensive test suites for assessing multi-chain applications.
Ideal Candidate Qualities:
Candidates should:
- Excel in independent problem-solving and self-driven work.
- Engage effectively in an open-source culture, adept at peer review processes.
- Demonstrate proficiency in system design and complexity handling.
- Exhibit ownership of their work, centralizing accountability for results and embracing feedback.
- Possess clear communication skills translating technical concepts effectively to non-expert audiences.
Perks of Joining Us:
- Competitive compensation packages following rigorous market evaluations, including token incentives where permissible.
- Enviable "future of work" setup supportive of remote flexibility and autonomy.
- An enthusiastic team committed to impactful projects.
- Exposure to leading industry experts to elevate Web3 knowledge and skills.
- Opportunities for professional growth within a dynamic ecosystem.
- Team and company retreats for cohesive bonding.
- Provision of work laptops.
- Possibility of relocating to Germany or Portugal with visa sponsorship.
Skills Required
Parity Technologies
Website
www.parity.ioCompany size
Not specified
Location
United States
Description
Not specified
Camila Russo
Podcast Host / Video Content Creator
Full time
Remote
The Defiant’s podcast and video channels are where Web3’s most important conversations happen. We need a host who can grill founders, unpack complex topics, and make crypto’s biggest stories unmissable.
Is this you?
✅ You’re a crypto storyteller – You can interview a privacy dev, explain L2 wars, or debate tokenomics like it’s a sport.
✅ Your voice commands attention – Whether on mic or camera, you make technical topics thrilling.
✅ You know what’s next – From EigenLayer airdrops to Politico’s latest anti-crypto hit, you spot angles others miss.
✅ You’re plugged into the scene – You DM with project founders and lurk in dev Discords for scoops.
What you’ll do:
🎧 Host The Defiant’s flagship podcast – Deep-dives with guests like Vitalik, Cobie, or anonymous DeFi degens.
📹 Create viral video content – Breakdowns, conference coverage, and explainers for YouTube/TikTok.
💡 Shape editorial direction – Pitch episode ideas that’ll break the internet (or at least Crypto Twitter).
Hard requirements:
🔒 A demo reel or clips – Show us you can entertain AND inform.
🔒 On-chain credibility – No “crypto curious” applicants. Prove you’ve used DeFi, traded NFTs, or contributed to projects.
Ready to be the voice of Web3? Send your portfolio + favorite crypto hot take.
Is this you?
✅ You’re a crypto storyteller – You can interview a privacy dev, explain L2 wars, or debate tokenomics like it’s a sport.
✅ Your voice commands attention – Whether on mic or camera, you make technical topics thrilling.
✅ You know what’s next – From EigenLayer airdrops to Politico’s latest anti-crypto hit, you spot angles others miss.
✅ You’re plugged into the scene – You DM with project founders and lurk in dev Discords for scoops.
What you’ll do:
🎧 Host The Defiant’s flagship podcast – Deep-dives with guests like Vitalik, Cobie, or anonymous DeFi degens.
📹 Create viral video content – Breakdowns, conference coverage, and explainers for YouTube/TikTok.
💡 Shape editorial direction – Pitch episode ideas that’ll break the internet (or at least Crypto Twitter).
Hard requirements:
🔒 A demo reel or clips – Show us you can entertain AND inform.
🔒 On-chain credibility – No “crypto curious” applicants. Prove you’ve used DeFi, traded NFTs, or contributed to projects.
Ready to be the voice of Web3? Send your portfolio + favorite crypto hot take.
Payment in Crypto
Doris Tang
Korean Growth Lead
Full time
Remote
Roles & ResponsibilitiesSynFutures is looking to hire a Korea Growth Lead assisting the management of local communities. Responsibilities include:Foster strategic partnerships on a regional scale, with a particular emphasis on marketing partners, key opinion leaders (KOLs), media networks, and web3 ecosystem projects. Continuously analyze performance and provide valuable feedback to enhance collaborative efforts.Proactively expand the user base, token holders, and communities prioritizing localized growth.Strategize and execute marketing schedules and events, meticulously measuring their effectiveness and return on investment (ROI).Develop and manage online community channels to facilitate effective communication and engagement.Solicit user and community feedback, acting as a liaison between the product manager, tech team, and community to drive continuous product improvements.RequirementsBachelor degree or above.At least 2-3 years experience in blockchain, cryptocurrency, or financial services, with a focus in marketing or business development.Language: Native Korean + English proficiency preferred. Other languages like Mandarin and Japanese are a plus.Passionate about blockchain and DeFi. Independently minded and self-motivated. For more details, please read: https://synfutures.notion.site/korea-growth-lead
Camila Russo
Blockchain Advisor/Expert
Full time
Remote
The Defiant is one of the most influential media platforms in Web3. We cover decentralization, DeFi, and blockchain like no one else. Our audience consists of crypto enthusiasts, investors, and builders shaping the future. We’re looking for a Blockchain Advisor/Expert to help our journalists dive deeper into trends, tech, and the dark corners of the crypto market.
Who You Are:
✅ You don’t just follow crypto—you live it. You trade, stake, farm, bridge, and interact with DeFi protocols daily. You understand MEV, smart contract risks, and the nuances of different L1/L2 ecosystems.
✅ You can break down complex concepts into digestible insights. Whether it’s explaining restaking, ZK-proofs, or the latest meme coin frenzy, you make it clear for both beginners and pros.
✅ You have a pulse on everything crypto. From regulatory shifts to the newest airdrops, you spot trends before they go mainstream.
✅ You can prove your expertise. We don’t work with self-proclaimed "gurus." Show us your wallets, on-chain activity, research threads, GitHub contributions, or anything that proves you’re a real player in this space.
What You’ll Do:
🔍 Guide our journalists on technical accuracy, emerging trends, and under-the-radar narratives.
📊 Provide real-time insights on market movements, protocol upgrades, and ecosystem shifts.
🎤 Occasionally contribute to podcasts, interviews, or deep-dive reports as a subject-matter expert.
🤝 Connect us with key players—founders, devs, and analysts—to elevate our reporting.
What We Offer:
🔥 A platform with massive reach—your insights will shape how millions perceive crypto.
🔥 Exclusive access to industry leaders, events, and alpha.
🔥 Flexible engagement—remote, part-time, or full-time. We’re open to discussion.
🔥 Payment in crypto (USDC, ETH, BTC) if you prefer.
Non-Negotiable Requirement:
🔒 You must provide verifiable proof of your crypto activity. No exceptions. We need real experts, not armchair analysts.
Ready to shape the future of crypto media? Send your application with proof of your expertise—let’s build the definitive voice of Web3 together. 🚀
Who You Are:
✅ You don’t just follow crypto—you live it. You trade, stake, farm, bridge, and interact with DeFi protocols daily. You understand MEV, smart contract risks, and the nuances of different L1/L2 ecosystems.
✅ You can break down complex concepts into digestible insights. Whether it’s explaining restaking, ZK-proofs, or the latest meme coin frenzy, you make it clear for both beginners and pros.
✅ You have a pulse on everything crypto. From regulatory shifts to the newest airdrops, you spot trends before they go mainstream.
✅ You can prove your expertise. We don’t work with self-proclaimed "gurus." Show us your wallets, on-chain activity, research threads, GitHub contributions, or anything that proves you’re a real player in this space.
What You’ll Do:
🔍 Guide our journalists on technical accuracy, emerging trends, and under-the-radar narratives.
📊 Provide real-time insights on market movements, protocol upgrades, and ecosystem shifts.
🎤 Occasionally contribute to podcasts, interviews, or deep-dive reports as a subject-matter expert.
🤝 Connect us with key players—founders, devs, and analysts—to elevate our reporting.
What We Offer:
🔥 A platform with massive reach—your insights will shape how millions perceive crypto.
🔥 Exclusive access to industry leaders, events, and alpha.
🔥 Flexible engagement—remote, part-time, or full-time. We’re open to discussion.
🔥 Payment in crypto (USDC, ETH, BTC) if you prefer.
Non-Negotiable Requirement:
🔒 You must provide verifiable proof of your crypto activity. No exceptions. We need real experts, not armchair analysts.
Ready to shape the future of crypto media? Send your application with proof of your expertise—let’s build the definitive voice of Web3 together. 🚀
Payment in Crypto
Camila Russo
Crypto-Native Social Media Manager
Full time
Remote
The Defiant is the rebellious voice of Web3. We don’t just report on crypto—we shape the narratives that drive decentralization forward. Our social media isn’t about bland updates; it’s about sparking debates, breaking news before it’s news, and making sure the industry listens.
Is this you?
✅ You breathe crypto 24/7 – You track Vitalik’s tweets, spot CT alpha before it pumps, and know which anonymous dev just rugged a meme coin.
✅ You turn complexity into virality – You can explain re-staking with a meme or thread LSDfi in a way that gets retweeted by whales.
✅ You’re a strategist, not just a poster – You know how to grow audiences across Twitter, LinkedIn, Farcaster, and beyond—with tactics unique to Web3.
✅ You move at blockchain speed – When news breaks (hacks, forks, SEC lawsuits), you’re first to react with sharp takes, not corporate fluff.
What you’ll do:
🔥 Run our social empire – Twitter, LinkedIn, Telegram, Mirror—you’ll own the voice and vibe.
🔥 Launch viral campaigns – Think threadstorms, meme wars, and community challenges that boost engagement.
🔥 Partner with influencers – Coordinate takeovers, Spaces, and collabs with top names in DeFi.
🔥 Turn data into action – Track what content performs and double down on what works.
Hard requirements:
🔒 Proof of your crypto chops – Show us your anon Twitter with killer engagement, a newsletter, or a Discord you’ve grown.
🔒 No corporate-speak – We want someone who talks like a real human, not a PR bot.
Want to redefine crypto media? Send your resume + links to your best social work (or secret CT account). Payment in USDC/ETH possible.
Is this you?
✅ You breathe crypto 24/7 – You track Vitalik’s tweets, spot CT alpha before it pumps, and know which anonymous dev just rugged a meme coin.
✅ You turn complexity into virality – You can explain re-staking with a meme or thread LSDfi in a way that gets retweeted by whales.
✅ You’re a strategist, not just a poster – You know how to grow audiences across Twitter, LinkedIn, Farcaster, and beyond—with tactics unique to Web3.
✅ You move at blockchain speed – When news breaks (hacks, forks, SEC lawsuits), you’re first to react with sharp takes, not corporate fluff.
What you’ll do:
🔥 Run our social empire – Twitter, LinkedIn, Telegram, Mirror—you’ll own the voice and vibe.
🔥 Launch viral campaigns – Think threadstorms, meme wars, and community challenges that boost engagement.
🔥 Partner with influencers – Coordinate takeovers, Spaces, and collabs with top names in DeFi.
🔥 Turn data into action – Track what content performs and double down on what works.
Hard requirements:
🔒 Proof of your crypto chops – Show us your anon Twitter with killer engagement, a newsletter, or a Discord you’ve grown.
🔒 No corporate-speak – We want someone who talks like a real human, not a PR bot.
Want to redefine crypto media? Send your resume + links to your best social work (or secret CT account). Payment in USDC/ETH possible.
Payment in Crypto
bitcastle .
KOL Business Development
City Of Manila, Philippines
City Of Manila, Philippines
Full time
Remote
About the Company
Bitcastle is a cryptocurrency exchange platform which aims to create a new age of exchange where everyone can use it safely and have fun. As we expand and take a more active approach to global expansion, bitcastle is looking to hire a Full-Time KOL Business Development to join our team.
About the Role
We are seeking a dynamic and results-driven KOL Business Development to drive user growth and enhance brand visibility for our exchange. In this role, you will be responsible for identifying, engaging, and nurturing relationships with local KOLs, influencers, communities, projects, and strategic partners to promote our platform.
- Identify and build relationships with local KOLs/influencers/, communities, projects, and other potential partners to promote the exchange in order to achieve user growth.
- As a representative of the exchange, to build and maintain a good relationship with KOLs and marketing channels to achieve long-term partnership
- Be responsible for the execution and performance of KOL marketing strategy, track and analyze results, and make adjustments to ensure optimal performance and maximum ROI.
- Stay updated with local industry developments trends, conduct market research and create strategies when required
- Attend events as a representative of the exchange when required, expand network and bring in more leads for the exchange
Requirements:
- Experience as KOL BD in similar companies/markets
- Understanding of cryptocurrency
- Fluent in English
Preferred Qualification:
- Japanese speaking proficiency
Bitcastle is a cryptocurrency exchange platform which aims to create a new age of exchange where everyone can use it safely and have fun. As we expand and take a more active approach to global expansion, bitcastle is looking to hire a Full-Time KOL Business Development to join our team.
About the Role
We are seeking a dynamic and results-driven KOL Business Development to drive user growth and enhance brand visibility for our exchange. In this role, you will be responsible for identifying, engaging, and nurturing relationships with local KOLs, influencers, communities, projects, and strategic partners to promote our platform.
- Identify and build relationships with local KOLs/influencers/, communities, projects, and other potential partners to promote the exchange in order to achieve user growth.
- As a representative of the exchange, to build and maintain a good relationship with KOLs and marketing channels to achieve long-term partnership
- Be responsible for the execution and performance of KOL marketing strategy, track and analyze results, and make adjustments to ensure optimal performance and maximum ROI.
- Stay updated with local industry developments trends, conduct market research and create strategies when required
- Attend events as a representative of the exchange when required, expand network and bring in more leads for the exchange
Requirements:
- Experience as KOL BD in similar companies/markets
- Understanding of cryptocurrency
- Fluent in English
Preferred Qualification:
- Japanese speaking proficiency