Full Stack Developer

TOPPAN Security • Addis, LA

21d

About The Position

At TOPPAN Security, our mission is to shape a meaningful, technology-driven future by being a global leader in mission-critical identity and payment technologies. We serve as the international development arm of the TOPPAN Group in the security domain, founded in 1900. TOPPAN is a trusted Japanese brand renowned for its commitment to exceptional quality. Building on this legacy, we combine bold ideas, deep sector expertise, and collaborative intelligence to deliver secure, future-ready solutions. Our culture is grounded in four core values: Agility, Ownership, Resilience, and a Sense of Fun. We move fast, lead with accountability, grow through challenges, and bring positive energy into everything we do. Join us and be part of a global, collaborative team where trust and innovation drive everything we do.

We are looking for a Full Stack Developer with 3–5 years of hands-on professional experience to design, build, and maintain scalable web applications across our backend and frontend stack. You will work within a microservices architecture deployed on Kubernetes, collaborating closely with cross-functional teams to deliver reliable, high-quality software in a fast-paced environment.

Requirements

• 3–5 years of professional, hands-on experience as a Full Stack Developer or in a similar role.
• Strong proficiency in C# with the .NET framework, and/or Java with the Spring Boot framework.
• Solid hands-on experience with Next.js for frontend development.
• Strong working knowledge of PostgreSQL, including schema design and query optimization.
• Practical experience with Git for version control and collaborative development workflows.
• Understanding of and experience working within a microservices architecture.
• Hands-on experience with Kubernetes (K8s) for container orchestration.
• Comfortable working in a Linux environment.
• Strong teamwork and collaboration skills, with the ability to work effectively in cross-functional teams.
• Excellent communication skills, able to clearly explain technical concepts to both technical and non-technical stakeholders.
• Fluency in English, spoken and written.
• Strong problem-solving skills and attention to detail.
• Ability to manage time effectively and prioritize tasks in a fast-paced environment.
• A proactive, ownership-driven mindset with a willingness to learn and adapt to new technologies.

Nice To Haves

• Experience with observability and monitoring tools such as Grafana, Prometheus, and Loki.
• Exposure to CI/CD pipelines and infrastructure-as-code practices.
• Familiarity with cloud platforms and containerization tools beyond Kubernetes (e.g., Docker).

Responsibilities

• Design, develop, test, and maintain full stack applications using C# (.NET) and/or Java (Spring Boot) for backend services and Next.js for the frontend.
• Build and consume RESTful APIs and services within a microservices architecture.
• Design and optimize PostgreSQL database schemas, queries, and stored procedures for performance and reliability.
• Develop, deploy, and manage containerized services orchestrated with Kubernetes (K8s).
• Write clean, maintainable, and well-tested code, and participate actively in code reviews.
• Use Git for version control, following branching and collaboration best practices.
• Monitor and troubleshoot application health and performance using observability tools such as Grafana, Prometheus, and Loki (a plus).
• Operate confidently in Linux server environments for development, debugging, and deployment tasks.
• Collaborate with product managers, QA, DevOps, and other engineers throughout the software development lifecycle.
• Troubleshoot, debug, and resolve production issues in a timely manner.
• Contribute to technical documentation and participate in architecture and design discussions.

Benefits

• The opportunity to work on impactful, large-scale systems within a modern microservices architecture.
• A collaborative engineering culture with room for professional growth.
• Exposure to a diverse and modern technology stack across backend, frontend, and infrastructure.

What This Job Offers

• Job Type: Full-time
• Career Level: Mid Level
• Education Level: No Education Listed