Software Engineer

Resaro

Software Engineer developing scalable APIs and backend services for AI assurance platform. Focusing on Python, Kubernetes, and collaboration with AI Engineers.

Posted 6/14/2026full-timeSofia • 🇧🇬 BulgariaMid-LevelSeniorWebsite

Tech Stack

Tools & technologies

AWSCloudJavaScriptKubernetesNext.jsPythonReactTerraformTypeScript

About the role

Key responsibilities & impact

Architect and build critical backend services and scalable APIs (Python/FastAPI) that power our AI assurance platform.
Own the full lifecycle of major platform components - from initial design through deployment, monitoring, and long-term maintenance.
Build and maintain the Kubernetes-based service orchestration infrastructure that underpins AIP, our core platform.
Develop responsive, data-rich UIs using React/TypeScript and modern frontend frameworks.
Manage CI/CD pipelines, infrastructure-as-code (Terraform), and Kubernetes environments for production and customer deployments.
Implement and maintain security practices: DevSecOps, secrets management, compliance (SOC 2, defence procurement).
Partner with AI Engineers and Product to translate complex evaluation requirements into pragmatic, robust technical solutions.
Write production-quality code with strong test coverage; mentor other engineers through code reviews and design discussions.
Identify and address technical debt proactively; improve platform reliability and maintainability over time.

Requirements

What you’ll need

3–7 years of professional software engineering experience shipping production systems.
Strong proficiency in Python, with hands-on experience building REST APIs (FastAPI or similar).
Experience with Kubernetes and container orchestration; comfort navigating complex multi-service architectures.
Solid engineering fundamentals: testing, code review, version control (Git), debugging, system design.
Experience with cloud platforms (AWS), including managed services for compute, storage, and databases.
Ability to work independently and manage ambiguity in a fast-moving startup environment.
Clear communicator who can translate technical complexity for non-technical stakeholders.
Nice to Have: Experience with Kubernetes and Helm for production workloads. Frontend skills: React, TypeScript, Next.js, component systems, data visualisation. Infrastructure expertise: Terraform, CI/CD pipeline design, monitoring and observability. Security background: application security, DevSecOps, compliance frameworks.

Benefits

Comp & perks

Health insurance
Flexible work arrangements
Professional development

ATS Keywords

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Hard Skills & Tools

PythonFastAPIKubernetesReactTypeScriptTerraformCI/CDREST APIsapplication securityDevSecOps

Soft Skills

clear communicatorindependent workmanage ambiguitymentorshipcode review

Certifications

SOC 2