Long-Term Full-Stack & Technical Specialist Needed | Finance Domain

We are an established finance company with more than 12 years of experience, building secure and scalable applications for individuals and businesses. We are looking for a versatile technical professional to join our team on a long-term basis. This is a hands-on role covering software development, cloud infrastructure, servers, security, monitoring, and technical operations. You will work alongside our System Administrator and support our Technical Manager and management team on various technical matters. We need someone who can take ownership, make decisions, troubleshoot independently, and work across different areas of technology. 🔧 Key Responsibilities Develop and maintain applications using NestJS, TypeScript, Angular, MySQL and Redis. Build and maintain APIs and integrations. Troubleshoot application, server, and production issues. Work with Microsoft Azure and OVH Cloud environments. Manage and troubleshoot Linux/Windows servers and cloud infrastructure. Monitor systems, logs, performance, and availability. Support deployments, backups, and disaster recovery. Work with the System Administrator on infrastructure and technical issues. Support the Technical Manager with technical analysis and implementation. Identify security risks and recommend improvements. Manage and review access, permissions, MFA, and authentication mechanisms. Understand public/private keys, SSH keys, certificates and secure credential management. Support security of Microsoft Outlook, OneDrive and Microsoft 365. Understand and apply principles related to ISO 27001 and GDPR. Assist with vulnerability assessments and penetration testing. Investigate incidents and perform root-cause analysis. 🛡️ Security Knowledge Security is an important part of this role. You should have practical knowledge of: ISO 27001 GDPR IAM and least privilege Microsoft Entra ID / Azure AD MFA and Conditional Access Server hardening Vulnerability management Penetration testing Security monitoring Data protection Private/public key mechanisms 🤖 AI Tools You should be highly comfortable using modern AI tools such as Claude and Antigravity for development, troubleshooting, code review, documentation, security analysis, and technical research. You must also be able to verify AI-generated solutions rather than blindly relying on them. 🎯 Ideal Candidate 5+ years of relevant technical experience. Strong NestJS, TypeScript, Angular, MySQL and Redis experience. Good understanding of backend and frontend development. Practical experience with Azure and OVH Cloud. Good server, networking, and infrastructure knowledge. Good understanding of cybersecurity and data protection. Comfortable working independently across multiple technical areas. Strong problem-solving and decision-making skills. Able to explain technical issues clearly and without unnecessary complexity. Comfortable working with developers, system administrators, and management. Willing to take ownership rather than waiting for step-by-step instructions. 📋 Please Include in Your Application Short summary of your relevant experience. Your experience with NestJS, Angular, TypeScript, MySQL and Redis. Your Azure and OVH Cloud experience. Your experience with security, ISO 27001 and GDPR. Examples of technical/security problems you have solved. Your experience with Claude, Antigravity, or similar AI tools. GitHub/portfolio/LinkedIn links if available. Availability per week and hourly rate. Attention to Detail Please begin your proposal with the word: Credebt Proposals that do not follow this instruction may not be considered. We are looking for someone interested in a long-term relationship who can contribute across development, infrastructure, cloud, security, and technical operations.