Senior FullStack Developer (Kotlin + React)
ALTIMIPoland23 hours ago
Full-timeRemote FriendlyEngineering
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About The Role
We are looking for a Senior Fullstack Developer with strong backend expertise in Kotlin and Java, and solid understanding of frontend technologies. You will play a key role in stabilizing and evolving a B2B portal for the waste disposal industry, where clients order specialized boxes and tools for the disposal of toxic waste, car batteries, and more.
Your Responsibilities
We are looking for a Senior Fullstack Developer with strong backend expertise in Kotlin and Java, and solid understanding of frontend technologies. You will play a key role in stabilizing and evolving a B2B portal for the waste disposal industry, where clients order specialized boxes and tools for the disposal of toxic waste, car batteries, and more.
Your Responsibilities
- Lead application stabilization (First 3 months):
- Resolving maintenance issues and performance bottlenecks.
- Upgrade and manage dependency packages to ensure system stability.
- Identify and fix security vulnerabilities, implementing best practices.
- Optimize CI/CD pipelines using GitHub Actions/GitHub Runner.
- Drive feature development (From month 4 onwards):
- Design and implement new features for the B2B portal.
- Contribute to frontend development using React (nice to have).
- Ensure scalability, reliability, and security of the platform.
- Participate in architecture decisions, code reviews, and technical documentation.
- Kotlin and Java – strong experience required.
- Terraform – experience with infrastructure as code.
- English – communicative level.
- React – basic knowledge
- React – more than basic knowledge (nice to have).
- Basic knowledge of Azure Cloud (nice to have).
- GitHub Actions / GitHub Runner – CI/CD experience.
- MultiSport card
- LuxMed medical package
- Allianz group insurance
- Value-based work culture
- Flexible working hours and remote work options
Key Skills
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