🟢 Join Dev.Pro - a US-based outsourcing software development company that has been delivering exceptional software experience to clients since 2011.
We invite a highly experienced Penetration Tester to join Dev.Pro for a short-term, project-based engagement. In this on-demand role, you’ll conduct a pentest for one of our clients, enhancing the security and resilience of their systems and applications. You’ll perform an in-depth vulnerability assessment, develop new tests based on emerging threats, and use your deep technical expertise in cybersecurity to provide insights that will help shape effective strategies for long-term protection.
🟩 What's in it for you:
- Complete a challenging, high-impact pentest project for a fintech client
- Grow your cybersecurity skills by solving security issues unique to the payments industry
- Enjoy remote work with a flexible schedule, balancing personal and professional commitments
- Work on a stable product with 7+ years in production, trusted by leading global brands
- Enhance your manual testing expertise with a focus on API testing
- Join a collaborative, supportive, and experienced team, working closely with a client who values team input
✅ Is that you?
- 4+ years of hands-on experience in penetration testing (web apps, APIs, backend systems)
- Proficiency in JavaScript and Node.js for secure code review
- Experience testing vulnerabilities in NoSQL databases, especially MongoDB
- Familiarity with containerization and Kubernetes
- Expertise in testing application business logic
- Solid understanding of network, application, and system security
- Experience with various penetration methodologies, tools, and frameworks
- Ability to document and communicate technical issues effectively
- Upper-Intermediate English level
- Attention to detail, strong decision-making skills
Desirable:
- General understanding of the fintech domain, including common security challenges and industry regulations
- Certifications in penetration testing, offensive security, or ethical hacking
🧩Key responsibilities and your contribution
In this role, you’ll operate largely autonomously within the defined scope and deadlines. You'll apply your expertise to identify vulnerabilities, assess risks, and help protect the client’s critical systems and applications from external threats.
- Perform advanced penetration tests on web applications, APIs, and backend systems
- Conduct thorough vulnerability assessments, including testing for NoSQL database vulnerabilities
- Analyze and assess business logic in applications for security flaws
- Develop and run tests to evaluate emerging security threats and ensure comprehensive coverage
- Document, report, and provide clear insights on identified security issues
- Provide actionable recommendations to remediate vulnerabilities and improve overall security
Our next steps:
✅ Submit a CV in English — ✅ Intro call with a Recruiter — ✅ Interview — ✅ Offer
Interested? Find out more:
Top Skills
What We Do
Dev.Pro helps innovative technology companies scale their business by leveraging our software engineering expertise to support them every step of the way.
It was founded by entrepreneurs and technologists, with the goal of helping technology-driven companies to develop their innovative software products and grow their businesses.
We started as an American company in 2011 and now have offices in different locations. Part of our development centers are located in Ukraine and we support Ukrainian specialists by providing them with career opportunities around the world. Also over the past few years, we have been hiring specialists from very different countries and continue to do so, expanding and globalizing the company.
True to our roots, we remain creative and nimble, tailoring our engagement with clients to meet their specific needs. Some come to us for our engineering expertise, some for the rapid delivery, and some for cost efficiency. But what truly sets us apart is the alliance we forge with our clients over time, aligning our success with theirs.
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