Senior Full Stack Engineer Ninja

Key Responsibilities

• Design, build, and maintain high-performance Spring Boot microservices in a distributed, cloud-native environment.
• Own service architecture decisions, data modeling, API design, caching strategy, and inter-service communication patterns.
• Write clean, well-documented Kotlin code with a strong focus on reliability and observability.
• Participate in code reviews and set a high bar for engineering quality across the team.
• Collaborate with infrastructure and DevOps on Kubernetes deployments, service mesh configuration, and CI/CD pipelines.

Frontend Engineering

• Build and maintain production-grade React applications with a focus on performance, accessibility, and UX quality.
• Translate product and design specifications into polished, responsive UI components.
• Manage frontend state, API integration, and error handling in a thoughtful, scalable way.
• Contribute to the frontend architecture. component libraries, design system conventions, build tooling.

Cross-Functional Ownership

• Take features from requirements to production, including backend API, frontend UI, testing, and monitoring.
• Communicate proactively with product managers and engineers throughout the development cycle.
• Mentor junior engineers and contribute to internal technical documentation and engineering standards.

Experience

• 5+ years of professional software engineering experience in a backend-heavy or full stack capacity.
• Deep, hands-on experience with Spring Boot. You should be able to discuss and defend choices around Spring lifecycle, dependency injection, transaction management, security filters, async processing, and performance tuning without hesitation.
• Solid React experience; hooks, state management (Redux or Zustand), component design patterns, and performance optimization.
• Experience with RESTful API design and ideally some exposure to GraphQL or gRPC.
• Familiarity with relational databases (PostgreSQL / MySQL) and working knowledge of caching layers (Redis).
• Experience with containerized deployments. Docker and Kubernetes are part of our everyday workflow.
• Exposure to event-driven architectures using Kafka or a comparable messaging system is a strong plus.

Communication & Collaboration

• Strong written and verbal communication skills in English. You will regularly write technical proposals, participate in design discussions, and communicate progress and blockers clearly.
• Comfortable working asynchronously across teams and time zones.
• Able to explain technical trade-offs and decisions to non-engineering stakeholders without resorting to jargon.