Smart Contract Security Engineer
Singapore +1
Full time
Remote
Compensation is not specified
Role
Security Engineer
Description
Overview
Binance, a prominent global blockchain ecosystem and cryptocurrency platform, is dedicated to advancing cryptocurrency adoption and financial freedom. Join a fast-paced, purpose-driven organization that offers limitless opportunities for learning and growth.
Key Responsibilities
- Perform security audits on smart contracts, wallets, and blockchains, producing comprehensive audit reports.
- Develop automated tools for scanning and monitoring smart contracts, wallets, and blockchains to enhance security.
- Use scanning tools to identify vulnerabilities in online contracts and issue timely risk alerts.
- Conduct post-mortem analyses of hacking incidents, including the examination of causes, processes, prevention, correction, and fund tracing.
- Proactively identify on-chain risks, monitor emerging attack trends, and have a solid grasp of security risks like fraud and phishing.
- Demonstrate expertise in EVM and non-EVM blockchains, layer 2 solutions, DeFi design patterns, and cryptography.
- Evaluate newly disclosed vulnerabilities in smart contracts, identify root causes, and strategize for early detection.
- Conduct Pen Testing on blockchain products and provide constructive feedback for improvement.
Requirements
- Pursuing or holding a bachelor's degree in Computer Science or a related field.
- Proficiency in programming languages like Solidity, Rust, Go, etc., pertinent to the blockchain domain.
- Knowledge of Smart Contract security vulnerabilities, wallet security, and simulation testing.
- Understanding of blockchain principles, smart contracts, and common attack vectors.
- Familiarity with blockchain libraries, security protocols, and development testing cycles.
- Experience with tools such as VSCode, Git, and object-oriented languages like Python, Go, or Rust.
- Basic grasp of code analysis and debugging techniques.
Work Environment at Binance
- Join a leading blockchain ecosystem with ample career growth opportunities.
- Collaborate with a diverse team, engage in continuous learning and development.
- Undertake challenging projects in a dynamic work environment.
- Work in a global organization with a flat structure and international teams.
- Competitive compensation and benefits, flexible hours, and remote work options.
Apply now to be part of the Web3 revolution and embrace equal opportunity employment values at Binance.
Skills Required
Binance
Website
Not specified
Company size
Not specified
Location
United States
Description
Not specified
artech-digital
Senior Software Developer (Web3 / Full-Stack) – Remote (Full-Time / Part-Time)
San Francisco, USA
San Francisco, USA
Full time
Remote
We are building a next-generation hybrid platform that combines ecommerce and Web3 technologies. Our goal is to create a scalable, secure, and user-friendly system that integrates modern blockchain features with real-world applications.
We are looking for an experienced **Senior Software Developer** to join our team on a flexible basis (full-time or part-time), with a strong preference for long-term collaboration.
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🔹 Responsibilities
* Build and maintain scalable APIs and microservices
* Integrate blockchain/Web3 functionalities where required
* Collaborate with frontend developers and product team
* Write clean, maintainable, and well-documented code
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🔹 Requirements
* Solid understanding of backend architecture and system design
* Experience with REST APIs, databases, and cloud services
* Familiarity with Web3/blockchain concepts (preferred)
* Experience with modern frontend frameworks (React or similar is a plus)
* Good communication skills and ability to work remotely
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🔹 Nice to Have
* Experience in ecommerce systems
* Smart contract or blockchain integration experience
* DevOps / CI-CD knowledge
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💰 Compensation
✔$30 – $70 USD/hour** (depending on experience)
OR
✔$4,000 – $9,000 USD/month** (full-time equivalent)
Flexible for both **full-time and part-time** engagements.
---
🌍 Work Setup
* Fully remote
* Flexible working hours
* Open to full-time or part-time
* Long-term opportunity with potential for growth
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🌐 Company
* Website: https://www.artech-digital.com/
* Fiverr Pro: https://pro.fiverr.com/agencies/artech
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We value clear communication, practical experience, and a problem-solving mindset. Looking forward to connecting with skilled developers who want to build impactful products.
Sirex
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
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
Sirex
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
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
Sirex
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
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
Sirex
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”
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