Senior Software Engineer

This is a fully remote position, open to applicants in Estonia, +1 more country.

📋 Description

• Oversee the team's most intricate and uncertain projects related to identity and access, connectors and tools, as well as the customer data foundation.

• Collaborate with Product to define and refine problems.

• Design system architecture and lead projects through to production.

• Develop authentication and authorization features across the platform.

• Create multi-tenant, auditable integrations that link customer systems with regulated AI-agent tools and automated workflows.

• Contribute to the establishment of a customer data foundation that provides an AI-ready perspective of each customer.

• Set foundational architectural patterns that can be adopted by other teams.

• Mentor multiple engineers.

• Engage in the hiring process.

• Influence the technical direction of the team and elevate engineering standards.

• Collaborate remotely with engineers located in Estonia and Poland.

⛳️ Requirements

• Generally, at least 8 years of professional experience.

• Proficient in production programming languages; key requirements may include Elixir, Go, or Ruby.

• Strong understanding of containerized cloud infrastructure, particularly AWS.

• Familiarity with event-driven architecture.

• Experience in architecting distributed, multi-tenant systems.

• Proven track record of leading complex and ambiguous projects from conception to production.

• Knowledge of authentication and authorization mechanisms, such as OAuth2/OIDC, token-based authentication, or fine-grained permissions.

• Practical experience in building third-party integrations at scale, including both integrations and authentication/authorization.

• Experience with AI-assisted development tools like Claude Code for designing, building, reviewing, and deploying software.

• Capability to direct AI agents and validate their outputs.

• Competence in working across various technology stacks.

• Background in fintech or another regulated industry is advantageous.

• Experience in developing with LLMs or agentic systems, including tool calling or MCP, is highly desirable.

• Experience in mentoring, participating in hiring processes, and contributing to technical strategy.

• Dedication to data privacy and security by design.

• Must reside in Estonia or Poland.

• Ability to operate within the Eastern European time zone (EET/EEST).

🏝️ Benefits

• Opportunity to work from physical offices in Tallinn or Tartu if residing in Estonia.

• Remote-first collaboration model.