7 Blockchain Development jobs in Singapore
Blockchain Security Engineer
Posted 3 days ago
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Job Description
What you'll do
1. Participate in the design and implementation of wallet solutions that support multiple chains (BTC, Solana, EVM system, Move system, Cosmos system)
2. Develop secure transaction generation, transaction signature and transaction verification logic, and support signature algorithms for different blockchain architectures (such as ECDSA, Ed25519, etc.)
3. Integrate multi-chain blockchain protocols, understand the transaction structure, transaction execution process and smart contract implementation of each chain, and ensure compatibility and security
4. Participate in security audits, identify potential vulnerabilities and propose solutions
5. Track industry security incidents and continuously optimize the security of the solution and defense measures
6. Write high-quality design and technical documents to ensure the maintainability and security of the code
What you'll need
1.More than 5 years of development experience, at least 3 years of blockchain development experience
2. Proficient in at least one mainstream programming language and able to learn it quickly
3. Gain an in-depth understanding of the technical details of Bitcoin, Solana, EVM system, Move system, and Cosmos system
4. Possess an extremely high level of security awareness and be familiar with common attack methods and prevention plans
5. Understand the basics of cryptography (asymmetric encryption, signature algorithms)
Senior Blockchain Data Engineer
Posted today
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Job Description
We're seeking a seasoned Data Engineer/Blockchain Specialist to join our team in building innovative blockchain-based data aggregation systems.
The ideal candidate will have hands-on experience with blockchain protocols, smart contract parsing, and on-chain data aggregation.
About the Role:- This is an excellent opportunity for a skilled professional to lead or participate in integrating blockchain protocols, tokens, and NFTs into our data architecture.
- You'll design and implement robust data quality control processes to ensure the accuracy, consistency, and timeliness of blockchain data.
- Maintain and optimize data aggregation systems for high performance and stability under heavy load.
- Proven development experience in Python (or Golang) with strong engineering fundamentals and clean coding practices.
- Familiarity with databases (e.g., MySQL, Redis) and message queues (e.g., RabbitMQ, Kafka).
- Strong learning ability, accountability, and solid communication and collaboration skills.
- Bonus: Familiarity with smart contract development and blockchain data schemas is highly valued.
As a member of our team, you'll have the chance to stay up-to-date with the latest developments in blockchain technology and assess their impact on our data architecture and engineering strategies.
What We Offer:- A dynamic work environment that encourages innovation and growth.
- Ongoing training and opportunities for professional development.
This role offers a unique blend of technical challenges and opportunities for professional growth. If you're passionate about blockchain technology and data engineering, we'd love to hear from you!
Java Blockchain Software Engineer - Leading FinTech Group
Posted 2 days ago
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Job Description
Our client, a leading FinTech Group, is looking for a Java / Blockchain developer to support their global cross-border payment, digital payment, and digital banking expansion.
Key Responsibilities:
- Design, develop, and deploy scalable, real-time, high throughput, and secure cross-border payment solutions using Java.
- Collaborate with cross-functional teams to gather requirements and define technical specifications for payment/ digital banking applications.
- Perform code reviews, debugging, and testing to ensure the quality and stability of the financial systems.
- Optimize and enhance existing payment and banking solutions to improve performance and scalability.
- Research and stay up-to-date with the latest technologies, frameworks, and industry best practices.
- Provide technical guidance and mentorship to junior developers and team members.
Qualifications:
- Bachelor's or Master's degree in Computer Science, Software Engineering, or a related field.
- Strong proficiency in Java programming language, Spring/ JUnit framework, Relational Databases, SQL, and ORM technologies.
- Strong communication in English, and collaboration skills to work effectively within a team environment.
- Fluency in Chinese is a plus.
- Proficiency in version control systems, unit testing, and continuous integration tools.
- Excellent problem-solving and analytical skills, with the ability to apply critical thinking to resolve complex technical challenges.
Preferred Qualifications:
- Prior experience working in the financial, payment, or banking industry.
- Management experience
- User requirement analysis experience
With well over a decade of a solid and enviable track record behind us, headquartered in Hong Kong, Pinpoint Asia Infotech Pte Ltd (EA License: 22S1136) is the go-to IT Search Firm for several top Investment Banks and Financial Institutions.
If you are interested in the above position, please send your CV to Lu Zhang @ (EA Registration number: Reg No: R22105986)
Mid/Senior FullStack Engineer - Blockchain Innovation
Posted 13 days ago
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Job Description
Overview:
At Crypto.com , our Blockchain Innovation Team is at the heart of driving innovative advancements within the Blockchain Team. As a dynamic, multidisciplinary team scattered across various locations, we pride ourselves on our flexibility and our commitment to product excellence. Our projects span a wide range, from developing cutting-edge websites and backend applications to crafting APIs, engaging Discord bots, and interactive Web3 and GamiFi demos. By joining us, you'll be part of a forward-thinking team that's constantly exploring new horizons in blockchain technology and beyond.
We're seeking a Full Stack Engineer with a deep understanding of Node.js , React, and Web3 technologies to become an integral part of our Blockchain Innovation Team. In this role, you'll contribute to a variety of projects, ensuring both innovation and quality. Whether it's developing sophisticated web applications, integrating blockchain functionalities, or working on interactive demos, your work will have a significant impact on our mission to accelerate the world's transition to cryptocurrency.
Role Responsibilities- Design, develop, and maintain diverse projects ranging from web applications to backend services, APIs, Discord bots, and Unity demos.
- Implement Web3 functionalities, smart contract interactions, and wallet integrations using technologies such as Web3.js , ethers.js, and MetaMask.
- Work closely with team members across different locations, adapting to the dynamic needs of each project while striving for excellence.
- Engage with the latest blockchain technologies, keeping the team at the forefront of the industry's evolution.
- Contribute to all phases of the development lifecycle, ensuring high performance, responsiveness, and a stellar user experience across all our products and platforms.
- Work with TypeScript and Redux for predictable state management across the applications.
- (Optional) Leverage knowledge in Unity, Golang, and Rust to contribute to innovative projects that require cross-platform and high-performance computing capabilities.
- Bachelor’s degree in Computer Science, Engineering, or equivalent practical experience.
- Proven track record as a Full Stack Engineer with a strong portfolio showcasing your work in Node.js and React.
- Solid experience with Web3 technologies, including Web3.js, ethers.js , MetaMask, and wallet integration.
- Proficiency in TypeScript and Redux, with a strong understanding of modern JavaScript (ES6+), HTML5, and CSS3.
- Familiarity with code versioning tools, such as Git, and front-end build pipelines and tools.
- Experience with RESTful services and APIs.
- Understanding of both SQL and NoSQL database technologies.
- Excellent problem-solving skills, with the ability to work independently or as part of a team.
- Strong communication skills, capable of explaining complex concepts to non-technical stakeholders.
- Knowledge of Unity, Golang, and Rust is highly regarded but not essential.
- Fluency in English communication and experience in a global environment.
- Competitive salary
- Medical insurance package with extended coverage to dependents
- Attractive annual leave entitlement including: birthday, work anniversary
- Work Flexibility Adoption. Flexi-work hour and hybrid or remote set-up
- Aspire career alternatives through us. Our internal mobility program can offer employees a diverse scope.
- Work Perks: crypto.com visa card provided upon joining
About Crypto.com :
Founded in 2016, Crypto.com serves more than 80 million customers and is the world's fastest growing global cryptocurrency platform. Our vision is simple: Cryptocurrency in Every Wallet. Built on a foundation of security, privacy, and compliance, Crypto.com is committed to accelerating the adoption of cryptocurrency through innovation and empowering the next generation of builders, creators, and entrepreneurs to develop a fairer and more equitable digital ecosystem.
Learn more at .
Crypto.com is an equal opportunities employer and we are committed to creating an environment where opportunities are presented to everyone in a fair and transparent way. Crypto.com values diversity and inclusion, seeking candidates with a variety of backgrounds, perspectives, and skills that complement and strengthen our team.
Personal data provided by applicants will be used for recruitment purposes only.
#J-18808-LjbffrSenor Quality Assurance Automation Engineer - Blockchain Team
Posted 8 days ago
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Job Description
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We are a team to design, develop, maintain, and improve software for various ventures projects, i.e., projects that are adjacent to our core businesses and are bootstrapped fast with a lean team. You will be actively involved in the design of various components behind scalable applications, from frontend UI to backend infrastructure.
We are a team to design, develop, maintain, and improve software for various ventures projects, i.e., projects that are adjacent to our core businesses and are bootstrapped fast with a lean team. You will be actively involved in the design of various components behind scalable applications, from frontend UI to backend infrastructure.
Responsibilities:- Develop and execute test plans and test cases with a strong emphasis on using code to solve technical challenges and shorten the test cycle through automation
- Estimate test efforts, analyze and communicate test results and participate in day to day QA Activities
- Develop/Maintain and improve the test frameworks, tools and technologies used by the organization to maintain a high quality bar
- Work with Development, Test and Product Management to design and implement test and validation strategies
- Execute and manage test cases and results, report on test and defect metrics
- Create, execute and troubleshoot automated test scenarios across our systems
- Contribute to robust, scalable, and high quality test automation solutions for functional, regression and performance testing
- Contribute to the building of a CI in Github and ongoing process improvement activities
- Identify required improvements in the test and development processes; make contributions to our automation tools that address specific needs
- Maintain a high quality bar in a complex and constantly evolving workspace
- Experience in Blockchain QA
- Experience with App and API testing is a plus and automated test techniques with a strong focus on quality throughout the entire software development cycle
- Experience in working with different frameworks like TestNG, Appium, Selenium, Cucumber etc
- Strong in at least one programming language like Python(MUST), Javascript(preferred), Rust, Golang, Java
- Understanding of software design principles, patterns, algorithms, data structures and multi-threading concepts
- Proven ability to translate functional requirements and use cases into working test plans and test cases
- Strong customer focus, excellent problem solving and analytical skills. Strong verbal and written communication skills
- Some knowledge of continuous integration practices, preferably using Github
- Experience working in an agile environment preferred. Ability to work across Windows, Linux is a plus
- Passion for improving code quality through interaction with development team
- Demonstrated skill in using coding standards and being an active participant in code reviews
- Blockchain knowledge
- Knowledge with pytest
Life @ Crypto.com
Empowered to think big. Try new opportunities while working with a talented, ambitious and supportive team.
Transformational and proactive working environment. Empower employees to find thoughtful and innovative solutions.
Growth from within. We help to develop new skill-sets that would impact the shaping of your personal and professional growth.
Work Culture. Our colleagues are some of the best in the industry; we are all here to help and support one another.
One cohesive team. Engage stakeholders to achieve our ultimate goal - Cryptocurrency in every wallet.
Work Flexibility Adoption. Flexi-work hour and hybrid or remote set-up
Aspire career alternatives through us - our internal mobility program offers employees a new scope.
Work Perks: crypto.com visa card provided upon joining
Are you ready to kickstart your future with us?
Benefits
Competitive salary
Attractive annual leave entitlement including: birthday, work anniversary
Work Flexibility Adoption. Flexi-work hour and hybrid or remote set-up
Aspire career alternatives through us. Our internal mobility program can offer employees a diverse scope.
Work Perks: crypto.com visa card provided upon joining
Our Crypto.com benefits packages vary depending on region requirements, you can learn more from our talent acquisition team.
About Crypto.com:
Founded in 2016, Crypto.com serves more than 80 million customers and is the world's fastest growing global cryptocurrency platform. Our vision is simple: Cryptocurrency in Every Wallet. Built on a foundation of security, privacy, and compliance, Crypto.com is committed to accelerating the adoption of cryptocurrency through innovation and empowering the next generation of builders, creators, and entrepreneurs to develop a fairer and more equitable digital ecosystem.
Learn more at
Crypto.com is an equal opportunities employer and we are committed to creating an environment where opportunities are presented to everyone in a fair and transparent way. Crypto.com values diversity and inclusion, seeking candidates with a variety of backgrounds, perspectives, and skills that complement and strengthen our team.
Personal data provided by applicants will be used for recruitment purposes only.
Please note that only shortlisted candidates will be contacted.
Seniority level- Seniority level Not Applicable
- Employment type Full-time
- Job function Engineering and Information Technology
Referrals increase your chances of interviewing at Crypto.com by 2x
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#J-18808-LjbffrBlockchain Security Technical Support Engineer
Posted 13 days ago
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Job Description
Crypto Jobs
Job Description Blockchain Security Technical Support Engineer Role OverviewAt Crypto.com , we prioritize user security . Our Security Team leads efforts to safeguard our systems, and we are seeking a Blockchain Security Technical Support Engineer . The ideal candidate will have practical experience in writing smart contracts (DApps) , blockchain staking , and a passion for Web3 and blockchain technology .
Key Responsibilities- Deploy, maintain, and monitor smart contracts on Solana and EVM compatible blockchains.
- Develop a comprehensive understanding of blockchains and DApps , with an emphasis on emerging blockchain ecosystems .
- Keep abreast of software upgrades and significant blockchain developments .
- Troubleshoot blockchain-specific issues and respond to alerts.
- Collaborate and share knowledge with internal teams such as Engineers, DevOps, Sales, Product Managers, and Customer Success.
- Research new blockchain technologies and assist with blockchain integration projects.
- Experience providing client support in fast-paced, high-pressure environments .
- Support experience in a 24/7 operational environment .
- Hands-on experience with running blockchain nodes , writing smart contracts (DApps) , staking , and working with governance and bridges .
- Proficiency in creating technical documentation .
- Ability to adapt in a dynamic environment with keen attention to detail.
- Excellent communication skills in English, both written and verbal.
- Empowered to Think Big : Collaborate with talented colleagues and explore new opportunities.
- Growth Opportunities : Participate in internal mobility programs to develop new skills.
- Work Flexibility : Enjoy flexible hours and hybrid or remote work setups.
- Competitive Benefits : Including medical insurance, extended coverage, and a Crypto.com visa card.
Join a transformational and proactive environment where innovation and growth are encouraged, surrounded by industry-leading minds.
Ready to Apply?Take the next step and apply for the Blockchain Security Technical Support Engineer role at Crypto.com!
#J-18808-LjbffrSenior Software Engineer (Python / AI Experience / Blockchain Project)
Posted 17 days ago
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1 week ago Be among the first 25 applicants
We’re looking for a Senior Software Engineer with strong AI experience to build cutting-edge applications that integrate intelligent models into seamless user experiences. You'll work with designers, data scientists, and engineers to create intuitive interfaces, performant backends, and interactive AI-driven features.
- Working Hours: Mon-Fri
- Working Location: Central
- Salary Package: Up to $8200 (basic) + AWS
- Build and integrate front-end and back-end systems with AI/ML models.
- Design responsive, intuitive UI with real-time interaction with AI features.
- Develop data visualization and interaction components to surface AI insights.
- Optimize AI performance across the application stack.
- Ensure cross-platform and cross-browser compatibility.
- Conduct rigorous testing and QA for AI-related features.
- Document system architecture and AI feature functionality.
- Bachelor’s or Master’s in Computer Science or related field.
- 5+ years of full-stack software development experience.
- Strong in JavaScript, TypeScript, and React.js.
- Skilled in back-end development using Python and/or Golang.
- Experience with relational databases and containerization (Docker).
- Familiarity with UI libraries (Material-UI, Ant Design).
- Collaborative and adaptable team player with problem-solving skills.
- Experience with Golang, Tanstack Query, React Flow.
- Exposure to LangChain, Vector Databases, or other AI-native tools.
- Strong communication and documentation abilities.
- Contact you about potential opportunities.
- Delete personal data as it is not required at this application stage.
Elane Yap Theng Yu- R1989397
ScienTec Consulting Pte Ltd - 11C5781 Seniority level
- Seniority level Not Applicable
- Employment type Full-time
- Job function Information Technology
- Industries Software Development, Information Services, and IT Services and IT Consulting
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