Lead .NET Full Stack Engineer with React
Location: Ukraine
Department: IESO Team
We are looking for a Lead .NET FullStack Engineer with React (Azure) to join our team!
Our client is a precision mental health company on a mission to make high-quality, evidence-based digital mental health support accessible at scale. Their platform transforms deep clinical expertise into trusted, personalized, and measurable digital experiences that help people improve their mental well-being. Working with digital health partner companies across the US, they combine AI, rigorous clinical science, and human-centered design to deliver meaningful real-world outcomes.
Project technical stack:
- Backend: .NET/C#, REST APIs, Auth0, third-party integrations
- Frontend: TypeScript, React, react-query, react-hook-form, tailwind, lottie (animation), jest, testing-libraty/react
- Cloud: Azure
- Data & Storage: Azure SQL, Cosmos DB, Blob Storage, Azure Storage
- DevOps, Infrastructure & CI/CD: GitHub, Azure Pipelines, Docker, Kubernetes, Terraform, Grafana
Responsibilities:
- Design, develop, test, document, and maintain solutions across backend and frontend
- Deliver new features end-to-end with strong ownership and accountability, while maintaining and improving existing solutions
- Build secure, scalable, reliable, high-quality, and high-performance applications
- Work effectively in a cross-functional team, collaborating closely with Product, QA, DevOps, Data, AI, and Engineering stakeholders
- Communicate confidently in a multinational environment with business, engineering, marketing, and clinical stakeholders when needed
- Actively apply AI-assisted approaches across solution design, coding, testing, debugging, and delivery workflows
- Participate fully in Agile/Scrum ceremonies
- Troubleshoot complex issues, perform root-cause analysis, and investigate new tools and approaches
- Contribute to technical decisions, architecture discussions, and engineering best practices
- Identify delivery bottlenecks, technical risks, and improvement opportunities proactively
- Help balance delivery speed, quality, scalability, maintainability, and technical debt across initiatives
Requirements:
- 7+ years of professional software engineering experience
- Strong commercial experience with .NET/C#
- Strong commercial experience with React/TypeScript
- Proven full-stack delivery experience across frontend and backend systems
- Experience leading technical initiatives and driving engineering decisions
- Ability to lead technical discussions and align engineers and stakeholders around solutions and priorities
- Strong experience building and consuming REST APIs
- Solid production experience with Microsoft Azure
- Solid understanding of SOLID principles, design patterns, and microservices architecture
- Strong understanding of version control, security best practices, and Agile methodologies
- Strong Agile delivery experience with a focus on speed and quality
- Startup mindset: adaptable, fast-moving, pragmatic
- Result-oriented mindset with ownership mentality
- Excellent communication and collaboration skills, able to lead conversations and drive alignment
- Able to work independently and as part of a team
- Proactive, responsive, and dependable with a strong ownership mindset
- Strong technical leadership, ownership mindset, and solution-oriented approach
- Experience supporting, mentoring, or guiding engineers in Agile teams
Nice to have
- Experience in healthcare, mental health, or other regulated industries
- Experience building AI-powered product features
- Practical experience using Anthropic Claude Code to improve SDLC
- Testing and test automation experience
- Python experience
- Data engineering experience
- Strong DevOps & CI/CD practices
We offer*:
- Flexible working format - remote, office-based or flexible
- A competitive salary and good compensation package
- Personalized career growth
- Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
- Active tech communities with regular knowledge sharing
- Education reimbursement
- Memorable anniversary presents
- Corporate events and team buildings
- Other location-specific benefits
*not applicable for freelancers
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