About MaRe Head Spa System MaRe is redefining the head care industry. We provide hair salons and wellness centers with professional-grade diagnostic capabilities, standardized treatment protocols, and seamless e-commerce integration. We are a small but fast-growing team of 10+ technology, science, and business professionals united by a single vision. The Opportunity We are seeking a Senior Software Engineer to be a foundational hire in our privately funded startup. This is not just a coding role; it is a position of technical leadership. You will own the product lifecycle—from architectural decisions to deployment and sustainment. You are the right fit if you have a product-centric mindset, thrive in a remote, fast-paced environment, and are eager to leverage cutting-edge tools (including AI agents) to deliver high-quality software efficiently. Tasks What You Will Do End-to-End Ownership: Work across the full stack (NestJS/React) to develop new features, maintain the existing codebase, and ensure high availability. Infrastructure & DevOps: Manage AWS services, IAM (Cognito), improve CI/CD pipelines (GitHub Actions), and oversee IaC provisioning using CloudFormation/CDK. Technical Strategy: Research solutions, create PoCs, and keep our technology currency and security posture up to date. Support & Stability: Provide L3/L4 technical support and promptly address production issues to maintain service quality. Collaboration: Communicate frequently with business stakeholders to translate requirements into high-quality deliverables. Requirements The Tech Stack Frontend: React, TypeScript, SCSS (Modern JavaScript proficiency required). Backend: NodeJS, NestJS, Python (Strong Plus). Data: PostgreSQL, Redis, DynamoDB. Cloud: AWS, CDK Search: Elasticsearch, Solr, or OpenSearch (Strong Plus). Mobile: Android development experience (Kotlin preferred). Integrations: Experience with Shopify (E-commerce) and Zoho (CRM/Deluge scripting) is highly valued. Your Qualifications System Design: Significant experience in full-stack development and system integration. You understand HTTP, REST API design, and networking standards. Cloud Native: Deep expertise with AWS, Docker (Compose), and Linux environments. AI-Enhanced Workflow: You are comfortable using AI coding assistants (e.g., GitHub Copilot, Claude Code) to accelerate development and refactoring. Version Control: Advanced use of git is non-negotiable. Who You Are A Communicator: You can explain complex technical concepts to business stakeholders and collaborate effectively across teams. Resilient: You persevere in the face of adversity and view challenges as opportunities to innovate. Quality-Focused: You champion best practices and high-quality deliverables while remaining pragmatic about business deadlines. Language English (Advanced Required), Russian (Nice to have) Benefits What’s in it for you? Impact: Be an early-stage hire with true ownership of the product. Growth: As we scale, your compensation and career advancement will reflect your contribution to our success. Flexibility: Competitive compensation with the ability to work fully remote. Team: Work alongside bright, motivated individuals solving challenging problems in the wellness-tech space.