Hire the best Application Security Freelancers in Kyiv, UA

Check out Application Security Freelancers in Kyiv, UA with the skills you need for your next job.
  • $39 hourly
    As a full-stack developer with 6 years of experience in web development and website security, I have completed over 281 projects on Upwork. My expertise includes front-end and back-end development, server management, malware cleaning, website protection, and troubleshooting. I also have experience improving website performance, such as image optimization, minification, caching, and Cloudflare configuration, and excellent problem-solving skills. I have successfully cleaned and secured thousands of websites, using various tools and techniques to identify and remove malware and other security threats. I am also trained in best practices for website security and can implement measures such as SSL certificates, firewalls, and regular security updates to help prevent future infections. My attention to detail and thorough approach ensures that your website is not only cleaned, but also fortified against future threats, plus removed from blacklists. In my daily work, I utilize various technologies and platforms, including WordPress, PHP, MySQL, JavaScript, CSS3, HTML5, cPanel, WHM, SSH, Git, etc. I am a quick learner with excellent debugging skills and the ability to efficiently prototype applications using new technologies. In my free time, I enjoy learning new programming languages and staying up-to-date on the latest technologies.
    vsuc_fltilesrefresh_TrophyIcon Security
    Cloudflare
    WordPress Security
    cPanel
    DNS
    Malware Removal
    SSL
    Troubleshooting
    WordPress Malware Removal
    Application Security
    WordPress
    jQuery
    PHP
    CSS 3
    JavaScript
    HTML5
  • $50 hourly
    I'm passionate about software development, brining security to software development lifecycle, security audits and assessments of web, mobile, and desktop applications, as well as IT infrastructures.
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    Security Analysis
    GDPR Compliance Review
    Network Penetration Testing
    Compliance Consultation
    ISO 27001
    Web App Penetration Testing
    Secure SDLC
    Application Security
    System Security
    Cybersecurity Management
    Vulnerability Assessment
    Penetration Testing
    Information Security
  • $35 hourly
    I'm a backend developer with experience in building complex applications in Golang and PHP using self-hosted or AWS infrastructure.
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    Asynchronous I/O
    WebRTC
    CRM Software
    Application Security
    Asterisk
    CI/CD
    PHP
    Golang
    MySQL
    Docker
  • $25 hourly
    Hello! I'm Andriy and our team has 7+ years of experience in cybersecurity. We use the best technologies, processes, and practices to protect your networks, devices, programs, and data from attack, damage, or unauthorized access. 👉🏻How we work We reduce risk through consulting, services, and security product expertise. Our team provides numerous cybersecurity solutions like Penetration tests, server white-hacking services, PCI DSS Certification, and Digital Forensics. We provide: ⭐️ Penetration Testing ⭐️ Digital Forensics ⭐️ Cybersecurity strategies ⭐️ Consulting Services ⭐️ White mobile hacking ⭐️ Issuance of PCI DSS certificates ✅ Click the button «Invite» in the right upper corner of this page in order to start our cooperation. Kind regards, Andriy
    vsuc_fltilesrefresh_TrophyIcon Security
    Information Security Consultation
    Network Security
    Database Security
    Risk Analysis
    Security Testing
    Security Analysis
    Application Security
    Information Security
    AT&T Cybersecurity
    PCI DSS
    Social Engineering Assessment
    Ethical Hacking
    Penetration Testing
    Digital Forensics
  • $20 hourly
    Experienced Cybersecurity Engineer with expertise in designing, implementing, and maintaining comprehensive security systems. Proficient in monitoring and analyzing threats, developing incident prevention and response strategies. Deep knowledge in network security, cryptography, and ensuring compliance with security standards and regulations. Skilled in incident management, penetration testing, security auditing, and staff training. Successful track record working with various cybersecurity tools and technologies.
    vsuc_fltilesrefresh_TrophyIcon Security
    Penetration Testing
    DevOps
    Electronics
    Compliance
    ISO 27001
    GDPR
    Cybersecurity Management
    Cloud Security
    Python
    Linux
    Risk Management
    Web Application Security
    Application Security
    Vulnerability Assessment
    Cyber Threat Intelligence
  • $75 hourly
    Information Security Engineer/ Penetration Tester with over 5 years of hands-on experience in application and services security assessments and penetration testing. Adept at identifying vulnerabilities, conducting comprehensive security assessments, and delivering actionable recommendations to safeguard the digital infrastructures. Proficient in a wide range of penetration testing methodologies and tools. Seeking opportunities to leverage my expertise in enhancing the resilience of critical systems and data against cyber threats.
    vsuc_fltilesrefresh_TrophyIcon Security
    Cloud Security
    Mobile App Testing
    Web Application Security
    Application Security
    Secure SDLC
    Security Assessment & Testing
    Penetration Testing
    Network Penetration Testing
    Information Security
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