Blockchain Engineer (Node.js)

Status
Hong Kong
Full time
Hybrid
Compensation is not specified
Role
Software Engineer
Description

About the Company:

Founded in 2016, the company stands on the principle that everyone should have control over their money, data, and identity. With a platform boasting over 1 million users, it revolutionizes traditional financial services by making cryptocurrency accessible to all. The company prioritizes security, privacy, and compliance, holding various certifications in these areas. Headquartered in Hong Kong, the company's team exceeds 250 members.

Responsibilities:

  • Contribute to the full development cycle of cryptocurrency wallet management.
  • Assist in cryptocurrency integration across platforms.
  • Engage in research on blockchain protocols.
  • Develop and implement solutions for complex problems in both infrastructure and web/mobile platforms.
  • Collaborate with DevOps and web/mobile engineers to enhance the technology stack for long-term engineering projects.

Company Culture:

  • Fosters a forward-thinking environment that encourages participation in new opportunities within a talented and supportive team.
  • Promotes a proactive work culture that challenges employees to find innovative solutions.
  • Encourages personal and professional growth by offering skill development opportunities.
  • Emphasizes teamwork and mutual support among colleagues to achieve common goals.

Benefits:

  • Competitive salary package.
  • Comprehensive medical insurance for employees and dependents.
  • Generous annual leave allowance, including vacation time on employee birthdays and work anniversaries.
  • Flexibility in work arrangements with options for flexible hours and remote/hybrid setups.
  • Internal mobility program enabling career growth opportunities within the company.
  • Work perks such as company-issued visa cards for employees.
  • Benefits package tailored to regional requirements offered by the talent acquisition team.

About the Company:

Established in 2016, the company has garnered a customer base exceeding 80 million users and is the fastest-growing global cryptocurrency platform. Its core vision is supported by a commitment to security, privacy, and compliance, driving the adoption of cryptocurrency through innovation. The company aims to empower future generations to build a more equitable digital ecosystem.

Diversity and Inclusion:

  • Demonstrates a commitment to diversity and inclusion by actively seeking candidates with diverse backgrounds and various skill sets to enrich the team.
  • Promotes an equal opportunities policy where roles are offered to candidates in a fair and transparent manner.
  • Data shared by applicants is solely used for recruitment purposes.

Note:
Formatted strictly in Markdown without any additional content.

Skills Required
Avatar
Сrypto.com
Company size
Not specified
Location
United States
Description
Not specified
Status

More Full-time Jobs

Show more

Product Manager – Portfolio Companies

Full time
Remote
Product Manager – Portfolio Companies
Sirex Portfolio Companies 
Salary: $135,000 – $190,000 USD base + equity 
Location: Remote-first
About the role Own product strategy and roadmap for 1–2 portfolio projects (DeFi protocols, trading platforms or RWA infrastructure).
What you’ll do
Define vision, prioritize features and write specs
Work directly with smart-contract and frontend teams
Design user flows and drive product-market fit
Run user research and iterate fast
Requirements
4+ years Product Management experience
Previous Web3/DeFi product experience mandatory
Strong technical intuition
Apply → Send CV + 1 strongest product case
Payment in Crypto
11,250-15,833
Monthly
See details

Frontend Engineer – Web3 Products

Full time
Remote
Frontend Engineer – Web3 Products
Sirex Portfolio Companies 
Salary: $120,000 – $175,000 USD base + equity 
Location: Remote-first
About the role Build beautiful, high-performance frontends for DeFi, RWA and agent platforms (Next.js + Wagmi/Viem stack).
What you’ll do
Ship trading interfaces, dashboards and wallet flows
Optimize for mobile and lightning-fast UX
Integrate with smart contracts and oracles
Work directly with design and product teams
Requirements
3+ years Next.js / React + TypeScript
Strong experience with Wagmi, Viem, RainbowKit or similar
Web3 product intuition (wallets, transactions, gas UX)
Apply → Send CV + GitHub
Payment in Crypto
10,000-14,583
Monthly
See details

On-Chain Data Analyst

Full time
Remote
On-Chain Data Analyst
Sirex Fund + Portfolio 
Salary: $110,000 – $160,000 USD base + equity 
Location: Remote-first
About the role 
Turn raw blockchain data into actionable investment insights and portfolio monitoring tools.
What you’ll do
Build and maintain Dune dashboards + custom indexers
Track TVL, user activity, token flows and protocol health
Create weekly investment memos and anomaly alerts
Support due diligence with on-chain forensics
Requirements
Strong SQL + Python experience
Deep knowledge of The Graph, Dune, Flipside or custom subgraphs
Previous crypto research or trading background
Apply → Send CV + 1 example Dune dashboard
Payment in Crypto
9,167-13,333
Monthly
See details

Operations Associate / Chief of Staff

Full time
Remote
Operations Associate / Chief of Staff
Sirex Fund Salary: $95,000 – $135,000 USD base + carry Location: Remote-first
About the role Be the right-hand person to partners: run fund operations, portfolio support and internal processes.
What you’ll do
Manage deal flow, data rooms and investment memos
Coordinate portfolio reporting and founder updates
Handle legal, compliance and admin tasks
Support events, LP communication and hiring
Requirements
2–4 years in VC, startup ops or consulting
Extremely organized and fast-moving
Web3/native crypto understanding is mandatory
Apply → Send CV + short note “Why you’d be a great CoS”
Payment in Crypto
7,917-11,250
Monthly
See details

Community & Growth Lead

Full time
Remote
Community & Growth Lead
Sirex Portfolio Companies Salary: $110,000 – $155,000 USD base + equity + token package Location: Remote-first
About the role Own community strategy and growth for 2–3 portfolio projects (AI agents, RWA platforms, DeFi protocols).
What you’ll do
Build and scale Telegram, Discord, X and on-chain communities
Run engagement campaigns, AMAs, airdrops and incentive programs
Create content calendars and growth experiments
Track metrics and report directly to founders
Requirements
3+ years community/growth experience in Web3
Proven track record of growing communities from 0 to 10k+ active members
Strong writing and meme/game theory skills
Apply → Send CV
Payment in Crypto
9,167-12,917
Monthly
See details