Principal Product Marketing Manager
Circle is a pioneering financial technology company that operates in the realm of the evolving internet of money, enabling seamless global transfers of value like digital data. Through innovative technology, Circle facilitates faster and more cost-effective transactions compared to traditional settlement systems. This advancement in financial infrastructure presents new opportunities for payments, commerce, and markets to drive global economic prosperity and foster greater inclusivity.
What you will contribute to: At Circle, we prioritize transparency and stability in our operations while expanding into key global markets. Our values of being Multistakeholder, Mindful, Driven by Excellence, and High Integrity guide us towards success as we adapt to a remote working environment. Embracing collaboration and diversity, we empower our team to share new ideas and take ownership of their work in a flexible setting.
What you will be accountable for:
Circle is seeking a Principal Product Marketing Manager to assist with expanding Circle's presence in the enterprise segment and with key partners. In this role, you will closely collaborate with the Business Development and Demand Generation teams to develop strategic go-to-market plans aimed at increasing product adoption within priority market sectors. Your responsibilities will include understanding customer needs and market trends to craft effective positioning and messaging strategies for deployment across various platforms.
Your primary responsibilities will involve:
- Generating actionable insights for driving GTM strategies, including competitive analysis and evaluating customer needs
- Crafting GTM plans tailored to priority market segments and coordinating execution with cross-functional teams
- Developing marketing materials for client-facing teams to promote Circle's offerings to potential clients
- Serving as the subject matter expert on audience and messaging for designated market segments to support Marketing and Communications initiatives
What you will bring to Circle:
- Over 7 years of relevant experience in Product Marketing or related fields, preferably in SaaS and blockchain services
- Proficient in written and verbal communication
- Skilled in crafting messaging, positioning, and segmentation strategies
- Experienced with creating sales collateral such as pitch decks, brochures, and case studies
- Background in marketing complex technical or financial solutions
- Self-motivated, with a keen interest in delving into technology and learning
- A strong passion for mastering intricate technical concepts in alignment with broader objectives
- Preferred: Direct experience in crypto/blockchain/Web3 or robust knowledge of the ecosystem
Additional details: This position is eligible for immediate PERM sponsorship for qualified candidates.
Circle is dedicated to fostering an inclusive financial future with a focus on transparency. Compensation ranges are determined based on various factors, including relevant experience, skillsets, qualifications, and organizational needs. The compensation package comprises base pay within $175,000 - $225,000 range, with an annual bonus target of 17.5%. Additionally, equity and benefits like medical, dental, vision coverage, and 401(k) are included. Circle offers a discretionary vacation policy, along with 10 days of paid sick leave and 11 paid holidays annually in the U.S.
As an equal opportunity employer, Circle values diversity and does not discriminate based on race, religion, nationality, gender, sexual orientation, age, marital status, veteran status, or disability status. Certain locations may require participation in the E-Verify Program as mandated by law.
AI Engineer (LLMs, DeFi agents)
We’re the Solana AI-Hackathon champions turning abstract DeFi into voice-controlled reality. Your code becomes an intelligent agent that re-balances thousands of wallets while you sleep—and you share in the upside.
What you’ll build
Design LLM-based Solana agents that auto-stake, auto-vote and auto-farm across Jito, Kamino, Marinade and Meteora.
Hook those agents into Telegram, Farcaster and a web console so our users can say “farm mSOL at 8%+ APY” and watch it happen on-chain.
Train reasoning loops on real market data; benchmark them live against your own degenerate trading strategies (yes, you can show off).
Who you are
You personally trade or LP on Solana (send us a public wallet—seriously).
3+ years Python/Rust + production LLM or LangChain work.
You’ve deployed at least one bot that executed >10k on-chain txns or managed >$1 M in TVL.
Nice-to-haves – Serum, Drift, or Tensor market-making scripts; contributor to Solana open-source repos.
Comp & Perks – USDC + BUZZ tokens, gas reimbursed devnet sandbox, bi-monthly hack weeks in Lisbon or NYC.
Listing Business Development Manager (Crypto, Japanese Speaking)
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 Listing Business Development to drive growth by leading end-to-end sales initiatives and strategic collaborations in the blockchain and crypto sector, while coordinating cross-functional teams and staying ahead of market trends through continuous research and industry engagement.
About the Role:
- Identify new business opportunities, expand and execute strategic partnerships
- Look for new listing sales opportunities in Blockchain and crypto space
- Manage the listing sales pipeline, from researching, sourcing, contacting, negotiating, converting and following up with clients
- Liase and coordinate with marketing, product, customer support and operations teams to ensure smooth delivery of products
- Assess and monitor key indicators of cryptocurrency projects and evaluating the effectiveness of partnership and campaign initiatives
- Monitor market trends and conducting R&D in the cryptocurrency market
- Participate in overseas exhibitions and events as required and network with potential business partners
Requirements:
Business level Japanese proficiency
Minimum 1 year of BD/sales experience in crypto/blockchain space
Familiar with cryptocurrency or blockchain technology
Experience in managing a team
Experience in crypto coins listing or general business development experience in the crypto industry
Capabilities of develop global customer relationships independently
Good relationship with team and cross functional communication skill
Ideal Candidate:
Have a good sense of cooperation and working with a team
Able to act independently and proactively
Experience in customer negotiation
Listing Business Development
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 Listing Business Development to drive growth by leading end-to-end sales initiatives and strategic collaborations in the blockchain and crypto sector, while coordinating cross-functional teams and staying ahead of market trends through continuous research and industry engagement.
About the Role:
- Identify new business opportunities, expand and execute strategic partnerships
- Look for new listing sales opportunities in Blockchain and crypto space
- Manage the listing sales pipeline, from researching, sourcing, contacting, negotiating, converting and following up with clients
- Liase and coordinate with marketing, product, customer support and operations teams to ensure smooth delivery of products
- Assess and monitor key indicators of cryptocurrency projects and evaluating the effectiveness of partnership and campaign initiatives
- Monitor market trends and conducting R&D in the cryptocurrency market
- Participate in overseas exhibitions and events as required and network with potential business partners
Requirements:
- Business level English
- Minimum 1 year of BD/sales experience in crypto/blockchain space
- Familiar with cryptocurrency or blockchain technology
- Capabilities of develop global customer relationships independently
- Good relationship with team and cross functional communication skill
- Fast learner, hard worker and team player
Ideal Candidate:
- Have a good sense of cooperation and working with a team
-Able to act independently and proactively
- Experience in customer negotiation
- Business level Japanese
Chief Technology Officer (Japanese Speaking)
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 Japanese speaking Chief Technology Officer to lead our engineering team.As frequent communication with Japan and Vietnam entities is required, this role will require Japanese language proficiency and will be fully remote at the moment.
– Formulate strategy and establish the technical vision for the business
– Preparation of specifications and design documents for product development
– Project management of the development process, including quality control
– Define and refine engineering workflows, tech architecture and infrastructure
– Build, develop, lead a world class engineering team
Requirements:
– Experience as a CTO or in a similar technology leadership role in cryptocurrency exchanges or brokerage firms.
– Strong leadership capabilities – with proven success of building, developing and leading an engineering team
– Experience in development using Python, PHP and NodeJS
– Project management experience
– Business level English
– Business level Japanese language skills (JLPT N2 and above) to communicate with Japan and Vietnam entity without need for translator
Ideal Candidate:
– Has project management experience
– Has experience as CTO or similar role in a startup
– Knowledge and interest in cryptocurrency
Project Frameworks and Languages:
– Backend: nestJS(Node JS), Laravel (PHP),Python
– Database: Redis, My SQL
– Frontend: Vue JS
– Mobile: React Native, Android Native, Swift
– DevOps: Git, CI/CD, Docker, Jenkins, GitLabCD
– Cloud: AWS