Senior Software Engineer I

About the role

Eucalyptus is a digital health company focused on long-term patient care, now operating as part of Hims & Hers. In this role, you will own the full product lifecycle from initial discovery and design through to architecture, implementation, and monitoring in a fast-paced environment. You will contribute to both frontend and backend codebases while maintaining a specialization in one area, ensuring consistency and quality across the stack. You will collaborate on technical scoping and provide critical input on product direction to align engineering efforts with business goals. The position involves migrating complex business logic from our legacy mono-repo into our modern microservices architecture to improve scalability and maintainability. You will build and refine internal tooling to improve the developer experience and streamline workflows for the engineering team. You will deploy code to production frequently, optimizing for high velocity without sacrificing reliability or performance. Your work will directly support global health programs like Juniper and various clinics covering fertility, skincare, and preventative health.

Key facts

What you'll do

• Lead the full product lifecycle from initial discovery and design through to architecture, implementation, and monitoring.
• Contribute to both frontend and backend codebases while maintaining a specialization in one area to deepen expertise and impact.
• Collaborate on technical scoping and provide input on product direction to ensure technical feasibility and alignment with user needs.
• Migrate complex business logic from our legacy mono-repo into our microservices architecture to enhance modularity and scalability.
• Build and refine internal tooling to improve the developer experience and reduce friction in daily engineering tasks.
• Deploy code to production frequently, optimizing for high velocity while maintaining robust testing and monitoring practices.
• Work with frontend technologies such as React, React Native, Expo, TypeScript, Apollo, and Tailwind to build responsive user experiences.
• Work with backend technologies including Node, TypeScript, Go, Federated GraphQL, gRPC, Protobufs, Pub/Sub, and Postgres to service client demands.
• Collaborate with infrastructure teams using GCP Kubernetes Engine (GKE) to ensure reliable and scalable deployments.
• Participate in cross-functional discussions to translate business requirements into technical specifications and implementation plans.
• Mentor junior engineers by providing guidance on best practices, code reviews, and architectural decisions.
• Optimize application performance and reliability through careful monitoring, logging, and iterative improvements.
• Engage with stakeholders to gather feedback and iterate on solutions based on real-world usage and data.
• Contribute to a culture of continuous learning by sharing knowledge, tools, and techniques with the broader engineering team.

Requirements

• 5-8 years of experience in software engineering roles at startups or scale-ups, demonstrating adaptability and ownership.
• Proven ability to own projects from inception to completion, taking full responsibility for delivery and outcomes.
• Strong written and verbal communication skills to articulate technical concepts to both technical and non-technical audiences.
• Capacity to thrive in a fast-paced environment with evolving requirements, managing ambiguity and shifting priorities effectively.
• Ability to engage in productive technical discourse and influence product strategy through data-driven discussions.
• Willingness to learn and work with elements of our specific technology stack, including modern frontend and backend frameworks.
• Commitment to writing clean, maintainable, and well-documented code that adheres to team standards and best practices.
• Experience working collaboratively in a distributed team environment, using tools and processes to maintain alignment and transparency.

Nice to have

• Experience working with elements of our specific technology stack, including React, Node, Go, GraphQL, and GCP.

Practical notes

• This role is part of an ongoing talent pool; response times vary based on hiring needs.
• We provide a yearly Learning and Development budget for all engineers to support continuous growth and skill development.
• Benefits include equity, parental and miscarriage leave, Whoop membership, and an Employee Assistance Program.
• Our office offers catered wellness talks, exercise classes, and barista coffee to promote a healthy work-life balance.
• All hiring decisions are made by our team members, though we use AI tools to assist in the recruitment process to improve efficiency and consistency.
• The position is based in our headquarters in New South Wales, Australia, and is eligible for full-time engagement only.
• Applicants must be legally authorized to work in Australia without sponsorship requirements for this role.
• Relocation assistance is not provided for this position, and candidates should be prepared to work from the specified location.
• The selection process may include technical assessments, interviews, and practical exercises to evaluate relevant skills and experience.
• Applications will be reviewed on a rolling basis until the role is filled, so early submission is encouraged for consideration.
• Successful candidates will be required to complete standard onboarding processes, including background checks and team integration sessions.
• This role reports to senior engineering leadership and works closely with product managers, designers, and cross-functional partners.
• The work environment is dynamic and collaborative, with an emphasis on innovation, inclusion, and professional development.