Quality Assurance Engineer (Mid - Senior)
About us:
B2C2 is a digital asset pioneer focusing on building future-proof ecosystems. The firm enables institutional access to crypto through reliable liquidity services regardless of market conditions. Its success stems from utilizing crypto-native technology, continuous product innovation, and serving as a trusted partner for various institutions globally. Established in 2015, and acquired by SBI, a Japanese financial group in 2020, B2C2 operates independently. Headquartered in the UK, with additional offices in the US and Japan, B2C2 OTC Ltd. holds authorization and regulation by the UK’s Financial Conduct Authority (FRN 810834).
We take pride in our company culture and knack for attracting top talent aligned with our values. If you seek a role in a dynamic company within a burgeoning industry, continue reading.
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B2C2 stands out as a leading cryptocurrency trading firm, acting as a principal risk market maker to both exchanges and OTC clients. The mission is to enhance transparency and operational efficiencies within this evolving asset class.
By bridging traditional financial and cryptocurrency markets, B2C2 is the trusted liquidity provider for brokerages, exchanges, banks, and fund managers, with a globally dispersed team possessing extensive expertise in conventional financial and crypto markets.
Emphasizing company culture and the ability to bring in not only top-tier talent but the right individuals, we welcome those looking to be part of an exciting industry at a vibrant company.
Overview of Team:
The Quality Assurance team is dedicated to offering engineer-focused testing services with a skilled, small team covering all front and middle office systems and process testing utilizing automation for efficient testing and enhanced quality.
Collaborating across technology, trading, and various business units, we develop tools and processes essential for B2C2 to sustain innovation swiftly and create industry-leading systems for both clients and internal use.
Scope of Role:
As a quality assurance engineer, your duties will involve contributing to constructing strategic functional and non-functional test frameworks and tools while prioritizing release and project testing requirements.
Additionally, as part of multiple agile teams and the QA horizontal, close collaboration with developers and business stakeholders is essential. This role will work towards satisfying internal quality assurance objectives as well as meeting the visibility testing needs of both internal and external stakeholders such as the risk team and regulators.
Key Responsibilities:
- Maintain and review regression test packs
- Contribute to developing tooling and test frameworks for functional and non-functional testing
- Take ownership of testing and quality assurance for one or more project teams concurrently
- Deliver system and system integration testing for releases
- Support user acceptance testing (UAT) for high-risk projects
- Create automated tests to evaluate new and existing systems and developments
- Present testing reports to project stakeholders to facilitate testing sign-off and project conclusion
- Aid the support and development teams in diagnosing and investigating production issues and testing subsequent fixes
- Assist the head of QA in organizing and managing business-focused manual test cases and maintaining automated test cases
The list above does not include all responsibilities, and tasks can change based on evolving roles within the company and broader business objectives of B2C2.
Mandatory Skills:
- Designing test automation frameworks for intricate systems
- Java proficiency and developing Java-based test automation frameworks
- Establishing and utilizing tooling for non-functional testing
- Analyzing tests and creating test cases with a risk-focused approach
- Investigating complex issues across a system stack
Preferred Skills:
- Conducting test automation using Cucumber to define test cases, including UI automation
- Proficiency in Python and Rust, adaptable to learning and working with other languages
- Applying test analysis to high-frequency trading systems with focus on functionality and non-functionality
- Proficiency in KDB, Q, AWS, and Kubernetes
- Understanding of trading and middleware protocols and technologies, such as Redis, FIX protocol, REST APIs, and Websockets
- Keen interest in trading systems and cryptocurrency
At B2C2, a strong culture underpins our success. We are an ambitious, innovative, meritocratic, collegiate, and risk-aware organization, striving for excellence in all aspects.
Equal Employment Opportunities Policy:
B2C2 upholds a commitment to equal employment opportunities for applicants and employees across various backgrounds. Discrimination based on race, color, religion, gender, national origin, age, disability, genetic information, marital status, or any other protected category is strictly prohibited. The company fosters an inclusive environment to attract, engage, promote, and retain the best talent by offering flexible working arrangements for its employees.
Blockchain Specialist for Game-Fi Project
Primary Duties:
- Create and implement smart contracts for in-game transactions and assets.
- Develop secure blockchain solutions that guarantee player ownership and protect asset integrity.
- Work closely with our game development team to smoothly incorporate blockchain technology into our gaming platform.
- Keep abreast of the latest developments and best practices within the blockchain and gaming sectors.
Qualifications:
- Demonstrated experience as a Blockchain Developer or in a similar position.
- Expertise in Solidity, with experience in Ethereum or other blockchain technologies.
- Solid understanding of Game-Fi principles and how blockchain can elevate the gaming experience.
- Familiarity with DeFi protocols and tokenomics.
- Ability to work effectively within a team and convey technical information to non-technical audiences.
Desirable Skills:
- Experience in NFT development and related platforms.
- Understanding of cryptographic concepts and security best practices.
If you are eager to embrace a new challenge and contribute to the evolution of gaming through blockchain technology, we would love to hear from you!
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