Lead Full Stack Developer

TOPPAN Security • Addis, LA

6h • Remote

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 time Lead Full Stack Developer with 5–7 years of hands-on professional experience to lead the design, development, and delivery of our applications while remaining an active, hands-on contributor. You will guide a team of engineers across our backend (C#/.NET and Java/Spring Boot) and frontend (Next.js) stack, take ownership of technical architecture within our microservices ecosystem on Kubernetes, and act as the technical bridge between engineering, product, and stakeholders.

Requirements

• 5–7 years of professional, hands-on experience as a Full Stack Developer, with prior experience leading or mentoring other engineers.
• Strong proficiency in C# with the .NET framework, and/or Java with the Spring Boot framework.
• Strong hands-on experience with Next.js for frontend development.
• Deep working knowledge of PostgreSQL, including schema design, query optimization, and performance tuning.
• Solid experience with Git, including branching strategies and leading collaborative development workflows.
• Proven experience designing and operating within a microservices architecture, including service boundaries and inter-service communication.
• Hands-on experience with Kubernetes (K8s) for container orchestration in production environments.
• Comfortable operating in and troubleshooting within a Linux environment.
• Demonstrated ability to make and communicate architectural and technical trade-off decisions.
• Proven leadership skills with experience guiding, mentoring, and growing a team of developers.
• Excellent communication skills, able to translate technical concepts for both technical and non-technical stakeholders.
• Strong teamwork and collaboration skills, with the ability to work effectively across cross-functional teams.
• Fluency in English, spoken and written.
• Sound judgment and decision-making ability, balancing technical excellence with delivery timelines.
• A proactive, ownership-driven mindset with the ability to stay hands-on while leading others.
• Ability to manage competing priorities and keep the team focused in a fast-paced environment.

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.
• Experience with cloud platforms and additional containerization tooling (e.g., Docker).
• Prior experience as a technical lead, team lead, or engineering manager in a full stack environment.

Responsibilities

• Lead and mentor a team of full stack developers, providing technical guidance, code reviews, and hands-on support.
• Architect, design, and hands-on build full stack applications using C# (.NET) and/or Java (Spring Boot) for backend services and Next.js for the frontend.
• Own technical decision-making for services within the microservices architecture, ensuring consistency, scalability, and maintainability.
• Guide the design and optimization of PostgreSQL data models, queries, and performance across services.
• Drive best practices for containerized deployments and orchestration using Kubernetes (K8s).
• Set and enforce engineering standards for code quality, testing, Git workflows, and code review practices.
• Champion observability practices using tools such as Grafana, Prometheus, and Loki to proactively monitor system health and performance.
• Break down complex requirements into technical designs and actionable tasks and support sprint planning and estimation.
• Act as the primary technical point of contact for the team, collaborating closely with product managers, QA, DevOps, and other stakeholders.
• Identify technical risks and bottlenecks early, and drive resolution across the team.
• Own critical production issues end to end, leading troubleshooting and root cause analysis when needed.
• Support hiring, onboarding, and the technical growth of team members.
• Continuously evaluate and evolve the technology stack, tooling, and engineering processes.

Benefits

• A technical leadership role with real ownership over architecture, standards, and team growth.
• The opportunity to remain hands-on while shaping the direction of a modern microservices-based platform.
• A collaborative engineering culture with strong support 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