Backend Jobs in Web3

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Job Position Company Posted Location Salary Tags

Crypto.com

Hong Kong, Hong Kong

$90k - $150k

Travoom

Austin, TX, United States

$112k - $120k

Travoom

Austin, TX, United States

$112k - $120k

travoom

Austin, TX, United States

$112k - $120k

travoom

Austin, TX, United States

$112k - $120k

LI.FI

Remote

$90k - $130k

Sei Labs

New York, NY, United States

$90k - $100k

DecryptCode INC

Remote

$87k - $100k

Tether

London, United Kingdom

$36k - $54k

Tether

Bangalore, India

$36k - $54k

Tether

Madrid, Spain

$36k - $54k

Tether

Dubai, United Arab Emirates

$36k - $54k

Pulley

Remote

$130k - $220k

Layerzerolabs

Vancouver, Canada

$94k - $150k

Genies

Remote

$175k - $215k

Crypto.com
$90k - $150k estimated
Hong Kong, Hong Kong SAR
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Backend Engineer (Python/Node.js)

Hong Kong, Hong Kong SAR
Engineering – Engineering /
Full-time /
Hybrid

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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 seeking a highly motivated and experienced  Engineer to join our Engineering team. The ideal candidate will be instrumental in designing, developing, and deploying cutting-edge automation solutions, primarily focused on enhancing our Client onboarding, operational efficiency and financial processes. This role requires a strong blend of software engineering skills, well understanding of Generative AI, and practical experience in implementing sophisticated automation flows.

Key Responsibilities:

    • Software Development:
    • -Write clean, efficient, and well-documented code using Python for machine learning models, automation scripts, and system integrations.
    • -Collaborate with cross-functional teams (Product, Data Science, Operations) to define requirements and deliver solutions.
    • -Revisit the development process to fix bugs or address
    • High-Scale Automation: Design and implement robust backend systems to handle large-scale automation projects, ensuring high availability and fault tolerance for mission-critical business processes.
    • API Development: Build and maintain high-performance, secure APIs to manage payment handling and automated reconciliation systems.
    • Workflow Engineering: Develop the backend logic and integration layers for workflow verification and automated support triggers.
    • Database Optimization: Manage complex data structures and perform deep database optimization to handle high-frequency transaction logging and querying.
    • System Integration: Architect seamless connections between internal microservices and external third-party platforms.

Required Qualifications

    • Experience: 5+ years of professional backend development experience.
    • Python & Node.js Mastery: Expert-level hands-on Python & Node.js skills are mandatory.
    • API Frameworks: Deep experience with FastAPI, Django, or Flask for building production-ready services.
    • Database Expertise: Solid command of relational database concepts, expert SQL querying skills, and experience with performance tuning.
    • Automation Background: Significant experience contributing to or leading large-scale automation projects (e.g., automated financial reporting, bulk data processing, or enterprise-wide workflow orchestration).
    • Domain Knowledge: Practical experience in the backend requirements for payment reconciliation and KYC compliance.
    • Proficient in speaking English and experienced in collaboration with global teams.

Nice to have:

    • Kubernetes/Docker, Applied AI Development experience
    • Strong desire for doing things better and faster, attention to detail and holding strong responsibility to his/her tasks.
    • Open to challenges and eager to learn.
    • Able to work under pressure, fast learner and able to adapt changing priorities within a fast-moving industry.
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 150 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 https://crypto.com.

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.
We may use artificial intelligence tools to analyze the content of your Resume/CV against the specific requirements for the position. The purpose is to support our recruitment team in reviewing applications more effectively. These tools assist our recruitment team in their evaluation of your application by providing recommendations, but they do not replace human judgment. Final hiring decisions are ultimately made by humans who consider the insights generated by the tools along with other relevant information. If you would like more details about how your personal information is processed, please contact us.
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What does a back-end developer in Web3 do?

A back-end developer in web3 typically works on the server-side of a web application, using technologies that are specific to the decentralized web (also known as Web3-related)

This might involve building and maintaining the infrastructure that supports decentralized applications (dApps), or developing the underlying smart contracts and blockchain-based systems that power those dApps

In general, the goal of a back-end developer in web3 is to create the technologies and tools that enable users to interact with the decentralized web in a secure and seamless way.