Java Developer
Spinai
Job Description
Spin.AI is a global SaaS cybersecurity company that protects mission‑critical data across Google Workspace, Microsoft 365, Salesforce, Slack & more. Our product — SpinOne — is a platform that combines SSPM, ransomware protection, DLP, backup & recovery for enterprise customers worldwide.
We are looking for a Backend Developer with strong Java and Spring Boot experience to join our engineering team.
You will work on backend services for a complex cybersecurity SaaS product, including integrations, data processing, asynchronous workflows, access control, permissions, audit logs, backup and recovery flows.
This role is based in our Lisbon office in a hybrid format. If you are not currently in Portugal, we are open to remote work during the trial period, with relocation to Lisbon afterward.
Responsibilities
- Develop and maintain backend services using Java and Spring Boot.
- Write SQL queries, analyze execution plans, and optimize PostgreSQL performance, including index management.
- Use MyBatis for database interaction.
- Build and maintain integrations with internal and external APIs.
- Work with RabbitMQ and other message brokers to orchestrate asynchronous workflows.
- Participate in technical discussions, code reviews, and feature planning.
- Collaborate with frontend, QA, DevOps, and Product teams.
- Debug issues, analyze logs, and improve backend performance and reliability.
- Write clean, maintainable, and well‑structured code.
Qualifications
- 4+ years of commercial backend development experience.
- Strong experience with Java and Spring Boot, including Java 19.
- Experience with MyBatis and PostgreSQL (SQL skillset, query optimization, index design).
- Experience with RabbitMQ or a similar message broker.
- Experience developing and integrating REST APIs.
- Ability to work with complex product logic and enterprise‑level workflows.
- Good communication skills and ownership mindset.
- English: Intermediate+.
- Experience with Elasticsearch.
- Experience with AWS S3, Google Cloud Storage, or Azure Blob Storage.
- Experience with Salesforce API, Microsoft Graph API, Google API, and Slack API.
- Experience with cybersecurity, SaaS, or enterprise products.
- Experience with Claude AI or other AI tools for development productivity.
- Familiarity with Git/Bitbucket, Jira/Confluence, and CI/CD pipelines.
Company Culture and Benefits
- Work in a fast‑moving, high‑impact cybersecurity company recognized by Gartner, Forrester, and G2.
- Work on a real product with real users and visible business impact.
- Engage with an interesting and large‑scale product.
- Solve complex, non‑trivial security and engineering challenges.
- Opportunity to influence technical and product decisions.
- Trust from management and autonomy in day‑to‑day work.
- Strong, professional team with deep expertise.
- Annual performance‑based salary review.
- Annual performance‑based bonus.
- Referral bonuses.
- Educational budget.
- Sport & hobby compensation.
- Medical insurance compensation.
- Company celebrations (birthdays, anniversaries, weddings, etc.).
- Corporate travel parties twice a year.