Actaport
Actaport
11 – 50 Employees
B2BLegalSaaS
Actaport develops cloud-based practice management software for law firms. Its platform brings together case and document management, deadlines, client communication through portals and beA, invoicing and accounting workflows, automation with Drag & Drop, n8n and Zapier, APIs, and AI-assisted tools such as document classification and deadline extraction. Hosted in Germany and positioned for the legal sector, Actaport supports collaborative work across the client lifecycle and reports more than 4,000 users. The company operates at the intersection of Legal, SaaS and B2B technology, with a team of 11–50 employees.

Senior Backend Developer - Java and Spring Boot

Build scalable Java and Spring Boot backends for dokSAFE, Actaport’s SaaS software for law firms. Work across Kubernetes services, APIs, integrations, and secure multi-tenant systems.

Description

  • Build and operate service-oriented Java backends with Spring Boot in Kubernetes
  • Design, document, and version high-performance REST APIs
  • Improve integrations with beA, Microsoft 365, and webhooks
  • Help develop new product modules
  • Model data, optimize queries, and migrate SQL databases under production workloads
  • Take operational ownership of the systems you build
  • Establish observability with logging, metrics, and tracing
  • Detect and track system capacity constraints
  • Support ISO 27001 compliance through auditability, traceable data flows, and strong access controls
  • Work with Java, Spring Boot, Spring Data JPA, Spring Security, Docker, Kubernetes, and CI/CD
  • Build and maintain REST APIs while preparing for future asynchronous processing patterns
  • Use Microsoft Graph API, beA/KSW adapters, webhooks, and n8n
  • Apply SCA tools, automated unit and integration tests, and pipeline quality gates

Requirements

  • At least five years of professional software development experience
  • At least three years of production experience with Java and Spring Boot
  • Experience operating production systems with demanding quality and security requirements
  • Strong knowledge of REST API design, service-oriented architecture, and relational data modeling under production workloads
  • Practical experience deploying, scaling, and operating applications with Docker and Kubernetes
  • Regular, considered use of coding agents such as Claude Code
  • Ability to keep generated code reviewable, testable, and maintainable
  • Structured and analytical approach to problem-solving
  • Willingness to take ownership of developed systems and their operation
  • Clear communication with team members
  • Very good German language skills
  • Experience in regulated or sensitive areas such as legal tech, data protection, auditability, or multi-tenancy is an advantage
  • Developer-level knowledge of ISO 27001 is an advantage
  • Knowledge of asynchronous processing patterns is an advantage

Benefits

  • Flexible working hours
  • Hybrid work with the option to work from home
  • 30 days of paid vacation
  • Competitive compensation
  • Childcare allowance
  • Tax-free Deutschlandticket or €50 voucher benefit
  • Flat hierarchies and short decision-making paths
  • Inclusive team of experienced and collaborative colleagues
  • Personal and professional development opportunities
  • Optional company pension plan
  • Thorough onboarding
  • High degree of autonomy in your work

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