Security Engineer Pentester
We are looking for a Security Engineer Pentester to create products in the blockchain field.
Requirements:
- 3+ years in a similar or related position.
- OWASP (Web, API).
- Experience in penetration testing.
- Skills in manual vulnerability discovery: SQL/NoSQL Injection, XSS, CSRF, IDOR, SSRF, XXE.
- Skills in configuring Linux servers.
- Deep understanding of TCP/IP, DNS, HTTP etc.
- Experience with popular attack vectors: MITM, DDoS, port scanning etc.
- Knowledge of OpenVPN.
- Proficiency with tools: Burp Suite, Frida, Nmap, Metasploit, Nessus, Nikto, Acunetix, Ghidra, Wireshark.
- AWS(EC2, RDS)
Our stack: PHP(Laravel), Python, Go, Docker, Redis, MySQL, Prometheus, Nginx, DigitalOcean, AWS.
Responsibilities:
- Risk analysis, prioritization of vulnerabilities, and providing remediation recommendations.
- Participation in developing attack scenarios to simulate real cyber threats.
- Creating reports based on testing results, including technical details and recommendations for developers.
- Maintaining up-to-date documentation on configurations, access levels, and procedures;
Conducting audits of existing access to ensure compliance with the principle of least privilege.
Will be a plus:
- Ability to write automated tests. Knowledge of Python, Bash.
- Certifications: OSCP, eWPT, CEH.
- Understanding of security standards ISO 27001, NIST, GDPR.
Current freelance projects in the category Cryptocurrency & Blockchain
Finding and Deploying the Best Projects for 4 Mac Mini M4 Machines
229 USD
Finding and Deploying the Best Projects for 4 Mac Mini M4 Machines Hello, I am looking for an experienced technical freelancer who understands Mac Mini M4 hardware, DePIN, blockchain nodes, AI inference, automation systems, Docker, and server monitoring. I currently have 4… AI & Machine Learning, Cryptocurrency & Blockchain ∙ 12 hours 44 minutes back ∙ 6 proposals |
Development of a Telegram store (Mini App) with anonymous payment acceptance (Apple/Google Pay ➔ Crypto on Tr
110 USD
I'm looking for an experienced developer to create an online store in Telegram for the European market. The main and most challenging task of the project is to implement the payment logic. It is necessary to build a bridge between classic fiat and crypto (Fiat-to-Crypto… Cryptocurrency & Blockchain, Bot Development ∙ 9 days 2 hours back ∙ 36 proposals |
Looking for a speaker for a call
23 USD
We need a person who will hold a meeting with a potential investor on behalf of our team. They will talk about the product, answer questions — confidently and to the point. Requirements: Knowledge of crypto: DeFi, Web3, tokenomics, trading Articulate speech, business style,… Consulting, Cryptocurrency & Blockchain ∙ 9 days 21 hours back ∙ 2 proposals |
Stock exchange calculation
23 USD
A program for automated analysis and calculation of stock market data. The tool helps track [specify what exactly: quotes, spreads, volumes] and [what benefit it brings: for example, finding entry points or analyzing volatility] in real time. Cryptocurrency & Blockchain ∙ 10 days 17 hours back ∙ 5 proposals |
Looking for Professional DeFi / Node Expert
233 USD
I am looking for an experiencedDeFi / blockchain node / Web3 infrastructure expert to help me review my current node setup and decide which additional nodes are worth running on myMac Mini M4. I currently have aDatagram Full Core Node, Tranche 4 running. I need someone to check… AI & Machine Learning, Cryptocurrency & Blockchain ∙ 11 days 13 hours back ∙ 12 proposals |