Kotlin Developer

JetBrains creates intelligent software development tools for developers and teams. Over 15 million users and 300,000 companies rely on these products to solve complex problems and improve productivity.

• Design, implement, and develop the core product and business logic for agent-based developer workflows in Air;
• Build deep integrations between Air product surfaces, external APIs, local CLIs, and AI coding agents;
• Improve the end-to-end user experience for agents, covering setup, context handling, task execution, and failure recovery;
• Write highly concurrent and asynchronous logic to manage multi-step agent interactions reliably;
• Use AI agents and assistants in daily development work to analyze limitations and improve workflows;
• Write clean, maintainable code, lead technical design discussions, and participate in peer code reviews;
• Partner with distributed product and ML engineering teams to break down complex architectural problems.

• Comprehensive experience in professional software development;
• Strong programming skills in at least one modern backend language, with readiness to work primarily in Kotlin;
• Deep practical understanding of concurrent and asynchronous programming, including coroutines, threads, async I/O, and synchronization primitives;
• Proven track record of building and shipping application workflows, third-party integrations, or service-backed logic;
• Hands-on experience working with AI-assisted development tools, task orchestration, tool usage, and prompt context management;
• Solid understanding of software engineering fundamentals, including data structures, debugging, observability, and test-driven development;
• Fluent in written and spoken English;
• Nice to have: Engineering mindset prioritizing long-term system stability, autonomy in driving technical decisions, collaborative approach to problem-solving, curiosity about AI tool failure patterns.

• Strong base salary;
• Flexible work location with freedom to work from home or office;
• Remote work up to 30 days per year from abroad;
• Extra time off;
• Medical insurance allowance;
• Learning and development opportunities including conferences and courses;
• Relocation support;
• Language classes;
• Lunch allowance or hot meals on workdays;
• Mental health support;
• Sports benefit;
• Internal events.