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Anthony G.
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Anthony G.

Software engineer and penetration tester

As a seasoned freelance programmer with a strong foundation in security and Unix systems, I bring a wealth of expertise to the realm of software development. With a passion for tackling complex challenges, I specialize in full-stack development, reverse engineering, and imparting knowledge through tutoring. Technical Proficiency: - Programming Languages: Proficient in a diverse range of languages including Python, Java, Ruby, Perl, C, JavaScript, and more! - Security Expertise: Extensive experience in identifying and mitigating security vulnerabilities. Adept at conducting penetration testing, threat modeling, and implementing robust security measures. - Unix Mastery: In-depth understanding of Unix-based systems, with a focus on Linux. Capable of optimizing system performance and ensuring the security and stability of Unix environments. Full Stack Development: - Frontend: Skilled in crafting responsive and user-friendly interfaces using HTML, CSS, and JavaScript frameworks such as React and Angular. Backend: Experienced in developing scalable server-side applications with proficiency in Node.js, Django, and Flask. Database Management: Proficient in designing and implementing databases using MySQL, PostgreSQL, and MongoDB. Reverse Engineering: - Binary Analysis: Expertise in reverse engineering and analyzing binaries to uncover vulnerabilities and enhance software security. Tutoring and Mentorship: - Educational Background: Possessing a comprehensive understanding of programming fundamentals, security concepts, and Unix systems, I am adept at conveying complex ideas in an accessible manner. - Mentorship: Committed to fostering the growth of aspiring developers through personalized guidance, code reviews, and hands-on mentorship. Additional Skills: - DevOps: Proficient in implementing CI/CD pipelines, containerization (Docker), and orchestration (Kubernetes) for streamlined development and deployment processes. - Networking: Knowledgeable in networking protocols, firewall configurations, and VPN setups to ensure robust and secure communication. - Cloud technologies: AWS, GCP, and Azure. Professional Approach: - Problem Solver: Known for my analytical mindset and creative problem-solving skills, I thrive in dynamic environments and excel at finding innovative solutions to intricate challenges. - Collaborative Team Player: Effective in cross-functional collaborations, I communicate technical concepts to both technical and non-technical stakeholders, fostering a cohesive and productive working atmosphere. With a commitment to continuous learning and a track record of delivering high-quality solutions, I am well-equipped to contribute to projects requiring a versatile and experienced freelance programmer with a focus on security and Unix environments.

🇺🇸Kings County, United States$75/hr100% JSS4.38 (59)Since Feb 2018

Earnings and projects

MRR
$199

Last 6 months ÷ 6

World#113,427 / 412k
🇺🇸Country#15,869 / 62.1k
Revenue, last 30 days
$0

Last 6 months: $1.2k

Total earnings
$134k

Billed in all: $136k

World#27,255 / 412k
🇺🇸Country#5,949 / 62.1k
Per project
$1.5k

$299 in the last 6 months

World#93,889 / 412k
🇺🇸Country#15,912 / 62.1k
Projects, last 6 months
4

Across 5 contracts

60% fixed40% hourly
World#51,813 / 412k
🇺🇸Country#7,181 / 62.1k
Projects in all
88

Across 116 contracts

71% fixed29% hourly
World#32,720 / 412k
🇺🇸Country#5,160 / 62.1k

Earnings, last 30 days

$136kNothing earned in the last 30 daysBilled in all, before Upwork's fee · drag across the chart to see what was earned in any stretch
$134k$136k$138k$140kOct 8Oct 23Nov 7

Skill rankings: Top 18% in Ruby

Ranked by MRR among everyone on Upwork with the skill.

  1. #28Assembly Language129 freelancers · 🇺🇸 #5Top 22%
  2. #44Perl216 freelancers · 🇺🇸 #11Top 20%
  3. #174Ruby965 freelancers · 🇺🇸 #21Top 18%
  4. #370C1,974 freelancers · 🇺🇸 #57Top 19%
  5. #972C++4,442 freelancers · 🇺🇸 #151Top 22%
  6. #1,544Java8,313 freelancers · 🇺🇸 #152Top 19%
  7. #2,915SQL12,903 freelancers · 🇺🇸 #454Top 23%
  8. #4,353HTML18,716 freelancers · 🇺🇸 #555Top 23%