Application Developer – IAM & API
We are looking for an Application Developer with strong experience in Identity & Access Management (IAM), API development and identity integrations.
You will join a team responsible for building and improving identity lifecycle and access management solutions, developing APIs and automating identity-related processes across enterprise systems.
Location: Kraków – hybrid, 6 days per month from the Kraków office
Contract: B2B via Antal (outsourcing)
Your responsibilities
- Develop and maintain APIs and backend services supporting identity and access management.
- Build identity lifecycle workflows covering provisioning, deprovisioning and access changes.
- Integrate identity platforms with enterprise applications and services.
- Work with authentication, authorization and identity federation.
- Implement and integrate solutions based on OAuth 2.0, OIDC, JWT and SAML.
- Develop event-driven integrations using Pub/Sub and asynchronous processing.
- Build secure, scalable and reliable services, with a strong focus on API security.
- Automate infrastructure and IAM configuration using Terraform.
- Troubleshoot issues across APIs, identity services and distributed systems.
- Work closely with Security, DevOps and Engineering teams on technical solutions and integrations.
What we are looking for
- 3+ years of experience in software development.
- Strong programming skills in Python, Go or Node.js.
- Solid hands-on experience with REST API development and backend services.
- Practical experience in IAM / Identity Management / Identity Orchestration.
- Experience with identity platforms such as Auth0, Okta, WorkOS, SlashID or similar.
- Good understanding of OAuth 2.0, OIDC, JWT, SAML and identity federation.
- Experience with event-driven architectures and messaging platforms.
- Experience with Terraform or another Infrastructure as Code tool.
- Understanding of API security, authentication and authorization.
- Good troubleshooting and problem-solving skills.
- English – B2/C1.
Nice to have
- Experience with Google Cloud, Cloud Run, Cloud Functions or GKE.
- Knowledge of OPA / policy-based authorization.
- Experience with Microsoft Entra ID, Okta or Ping Identity.
- Kubernetes / GKE experience.
- Secret Manager, HashiCorp Vault or similar.
- React / Full Stack experience.
- Experience in enterprise or regulated environments.
- Knowledge of ISO 27001, SOC 2, PCI DSS or HIPAA.
What we offer
- Opportunity to work on enterprise IAM and identity solutions.
- Strong focus on API development, identity automation and security.
- Modern cloud-native environment.
- Collaboration with experienced Security, Engineering and DevOps teams.