Careers at Sunesis

Build enterprise AI, digital platforms, APIs and cloud-native systems

Join a team of engineers, architects, AI experts and DevOps specialists building enterprise AgenticAI solutions, digital platforms, API ecosystems, cloud-native architectures and business-critical software systems.

At Sunesis, you work on meaningful technology — from AI agents and digital banking platforms to Kubernetes environments, API ecosystems, open-source projects, research initiatives and Kumuluz platforms.

Send us your applicationExplore open roles

Work on enterprise systems, AgenticAI, Kumuluz platforms, open-source projects and international innovation initiatives.

Build technology that matters

Sunesis works on projects where technology has real impact: enterprise digital platforms, AI-powered process automation, secure integrations, public-sector systems, API ecosystems, cloud-native architectures, DevOps foundations, open-source infrastructure and international research and innovation projects.

We are looking for people who enjoy solving complex problems, learning new technologies and building systems that must work reliably in real environments.

You will work with experienced engineers on projects where architecture, quality, security, maintainability and production readiness matter.

What you can work on

AgenticAI solutions

Build AI agents, AI assistants, multi-agent workflows, RAG systems, enterprise AI integrations and governed AI platforms for real business processes.

Enterprise digital platforms

Develop backend systems, web applications, mobile apps, portals, APIs and integrations for banking, insurance, public sector, energy and enterprise clients.

API ecosystems and integrations

Work on API management, API gateways, Business APIs, partner integrations, event-driven systems and AI-agent-ready APIs.

Cloud-native and edge architectures

Work on microservices, Kubernetes, OpenShift, APIs, event-driven systems, cloud platforms and edge-fog-cloud concepts.

DevOps and platform engineering

Build CI/CD pipelines, GitOps workflows, infrastructure automation, Kubernetes platforms, observability and secure delivery foundations.

Kumuluz platforms

Contribute to KumuluzAI, Kumuluz Digital Platform, Kumuluz API, Kumuluz Business APIs and Kumuluz Crowdsensing.

Open-source projects

Contribute to open-source digital infrastructure and projects connected with international ecosystems such as AgStack and LF Energy.

Research and innovation projects

Participate in international R&I projects exploring AI, cloud-edge systems, IoT, cybersecurity, data platforms and next-generation digital infrastructure.

Open roles

We are continuously looking for talented people across AI, backend, frontend, mobile, DevOps, architecture, product and project leadership. Even if there is no exact open role for your profile, we would still like to hear from you.

AI Developer / AI Engineer

We are looking for AI developers who want to build real AgenticAI solutions — not just demos or chatbots. You will work on AI agents, multi-agent workflows, RAG pipelines, enterprise knowledge integration, AI tool use, process automation and production-grade AI platforms.

Useful experience

  • Python
  • AgenticAI development
  • LangChain, LangGraph, Langfuse
  • RAG and enterprise knowledge retrieval
  • Vector databases
  • MCP and tool integration
  • Prompt engineering and evaluation
  • AI safety and guardrails
  • API integration and cloud-native deployment

Data Scientist / AI Specialist

We are looking for data scientists and AI specialists who want to apply AI to real business processes, decision support, knowledge automation and enterprise data environments.

Useful experience

  • Python
  • Machine learning and applied AI
  • LLMs and generative AI
  • RAG systems
  • Data analysis and feature engineering
  • Evaluation of AI models and prompts
  • Semantic search and vector embeddings
  • Data pipelines
  • Knowledge extraction from documents
  • Experimentation and model validation

Java Backend Developer

We are looking for Java backend developers to build enterprise services, APIs, integrations and cloud-native digital platforms.

Useful experience

  • Java
  • Spring Boot, Quarkus, Jakarta EE
  • REST APIs
  • Microservices
  • SQL and NoSQL databases
  • Kafka or event-driven systems
  • Cloud-native development
  • Kubernetes environments
  • Security and authentication concepts

.NET Backend Developer

We are looking for .NET backend developers to build secure, scalable and maintainable enterprise backend systems.

Useful experience

  • C# and .NET
  • ASP.NET Core
  • REST APIs
  • Microservices
  • SQL databases
  • Enterprise integrations
  • Cloud-native development and Azure
  • Authentication and authorization
  • CI/CD workflows

Python Developer

We are looking for Python developers to build backend services, data pipelines, AI integrations, automation tools and cloud-native applications.

Useful experience

  • Python
  • FastAPI or similar frameworks
  • Backend services and API development
  • Data processing
  • AI/LLM integrations
  • Automation
  • Containers and Kubernetes
  • Testing and CI/CD

Frontend Developer — Angular / React

We are looking for frontend developers to build modern web applications, customer portals, internal tools and digital platforms.

Useful experience

  • Angular and/or React
  • TypeScript
  • API-driven frontend development
  • Responsive UI development
  • Enterprise web applications
  • State management
  • Testing and build tooling
  • UX awareness and performance optimization

Mobile Developer — iOS / Android

We are looking for mobile developers to build native mobile applications connected to secure enterprise backend systems.

Useful experience

  • Native iOS and Android development
  • Swift, Kotlin or Java
  • Mobile application architecture
  • API integration
  • Push notifications
  • Secure mobile communication
  • Mobile identity flows
  • Performance optimization

API / Integration Engineer

We are looking for engineers who want to design and build APIs, integrations, Business APIs and event-driven systems. You will work on enterprise integrations, API management, backend systems, Kafka, NATS, partner APIs, workflow integrations and AI-agent-ready API layers.

Useful experience

  • REST APIs and OpenAPI
  • API-first development
  • Enterprise integration patterns
  • Kafka, NATS, gRPC
  • API gateways
  • OAuth2/OIDC and Keycloak
  • Event-driven architecture
  • Business APIs and workflow integration
  • Cloud-native services

DevOps Engineer / Platform Engineer

We are looking for DevOps and platform engineers to build secure, automated and production-grade delivery foundations. You will work on CI/CD, Kubernetes, OpenShift, GitOps, cloud infrastructure, observability, security and platform automation.

Useful experience

  • Kubernetes and OpenShift
  • GitLab CI/CD, Azure DevOps, GitHub Actions
  • Terraform and Ansible
  • Argo CD
  • Microsoft Azure and Google Cloud
  • HashiCorp Vault and Keycloak
  • Kyverno and Open Policy Agent
  • Instana and OpenTelemetry
  • Monitoring, logging and tracing
  • Linux and networking fundamentals

Software Architect / Solution Architect

We are looking for architects who can design enterprise software systems, cloud-native architectures, API ecosystems, integrations and digital platforms.

Useful experience

  • Enterprise and cloud-native architecture
  • Microservices
  • API-first architecture
  • Event-driven systems
  • Integration and security architecture
  • Kubernetes and OpenShift
  • DevOps awareness
  • Enterprise identity and access management
  • Architecture documentation
  • Stakeholder communication

Product / Project Lead

We are looking for product and project leads who can connect business goals, users, technology teams and delivery execution. You will work with clients, engineers and stakeholders to guide digital initiatives from idea to delivery.

Useful experience

  • Product ownership or project leadership
  • Agile delivery
  • Stakeholder management
  • Enterprise software projects
  • Requirements analysis
  • Technical understanding
  • Delivery planning
  • Communication with business and engineering teams
  • Risk and scope management

What we value

Engineering quality

We care about clean, reliable, secure and maintainable solutions.

Curiosity and learning

We work with modern technologies and expect continuous learning.

Ownership

We value people who take responsibility and care about outcomes.

Collaboration

Our projects require teamwork between engineers, architects, product leads, clients and partners.

Pragmatism

We like modern technology, but we use it to solve real problems — not for hype.

Production mindset

We build systems that must work reliably in real environments, not only in demos.

Why work with us

Work on advanced technologies

AgenticAI, cloud-native platforms, Kubernetes, APIs, DevOps, integrations, open-source projects and research initiatives.

Enterprise-level challenges

You will work on systems that support real business processes and demanding environments.

Experienced team

You will join a team of 40+ engineers, architects, DevOps specialists, AI experts and integration specialists.

Opportunity to grow

You can deepen your expertise, move across domains and work on different types of projects.

Kumuluz platforms

You can contribute to our own platforms and accelerators, including KumuluzAI and other Kumuluz products.

Open-source and innovation exposure

You can work on open-source initiatives and international research projects alongside enterprise delivery.

Interested in joining Sunesis?

If you see yourself in one of these roles — or if you believe your expertise could strengthen our team — we would like to hear from you.

Send us your CV, LinkedIn profile or a short introduction and tell us what kind of work you are interested in.

Send us your application