At TechBiz Global, we are providing recruitment service to our TOP clients from our portfolio. We are currently seeking a Founding Backend Engineer(Go) to join one of our clients ' team in Berlin. If you're looking for an exciting opportunity to grow in a innovative environment, this could be the perfect fit for you.
Key Responsibilities:
- Develop and maintain backend applications using Go
- Design and optimize cloud-based solutions using AWS services (EC2, Lambda, S3, SQS, SNS, etc.)
- Design, use and manage databases, including PostgreSQL, Neo4J, Redis, and Elasticsearch
- Develop, manage, and optimize containerized applications using Docker
- Automate processes using Bash/Python scripting
- Optimize and maintain RESTful APIs, ensuring security and performance
- Work closely with frontend engineers, DevOps, and product team to deliver robust applications
- Monitor, debug, and improve backend performance, reliability, and scalability
- Implement caching, messaging queues, and event-driven architectures where needed
- Build whole platform from scratch
- 5+ years of GoLang experience
- Hands-on coding mentality; can build things from scratch and familiar with different architectures
- Hands-on experience with Docker, Kubernetes (EKS) and containerized workloads
- Experience designing RESTful and gRPC APIs and using frameworks like Gin
- Hands-on experience with messaging systems (e.g., SQS , Kafka )
- Experience with CI/CD pipelines (GitHub Actions or similar)
- Experience operating PostgreSQL (RDS / Aurora), Neo4J(or similar)
- Experience with AI agents , LLM-based systems, MCP, RAG, Prompts, Embeddings, Vector, etc
- Experience with AI stack (AWS Bedrock, LangChain, pgvector or similar)
- Experience with Infrastructure as Code (Terraform)
- Experience with monitoring, logging, observability (Grafana, OpenTelemetry, Prometheus)
- Ability to troubleshoot production issues end to end
- Experience with Coding CoPilots (Claude Code, GitHub Copilot, AWS CodeWhisperer, Codex, etc.)
- Experience supporting production SaaS platforms
- Strong understanding of SaaS integrations and app-to-app permission flows
- High ownership mentality, startup mindset, and ability to move quickly
- Experience in startup or scale-up environments
- Low ego, high commitment, and a true tech startup mentality
- Strong problem-solving skills and ability to work in a collaborative environment
- Excellent English communication skills
Nice-to-have requirements:
- Experience working with Java
- Ability to code in Python
- Experience with security architecture, identity security, or security engineering
- Familiarity with compliance frameworks (NIS2, DORA, ISO 27001, SOC 2)
- Experience with AWS in production environments
- Exposure to graph-based modeling (identity graph, access graph, risk graph)
- Familiarity with compliance frameworks (NIS2, DORA, ISO 27001, SOC 2)
- Understanding of OAuth/OIDC, API tokens, IdP, scopes, SSO, SCIM, roles, RBAC/ABAC, service accounts
- Familiarity with cloud identity and security controls (e.g. IAM, CloudTrail, Azure Active Directory / Entra ID )
- Hands-on with SIEM platforms such as Splunk, Microsoft Sentinel, or IBM QRadar
- Experience designing permission models, identity graphs, or access control frameworks
- Knowledge of tokenization, Zero Trust principles , least privilege, and continuous verification
- Experience with Security related to AI/LLM systems, agent logic, or willingness to learn fast
- Familiarity with AI agent behavior , LLM security, or agent sandboxing
- Previous experience in cybersecurity , identity startups
- You are a fan of rock or metal music
- Excellent German communication skills
Benefits:
- Founding Team Member Equity — ESOPs in a cybersecurity company
- Competitive Compensation — salary aligned with market, flexible early-stage arrangements possible
- Founding Team Member Status — shape the company from day one and own critical technical decisions
- Fresh Funding Secured — immediate runway to build, hire, and execute fast
- Security Contribution — contribute to security architecture across identity, AI agents, and enforcement
- High Autonomy — freedom to design and build without corporate overhead
- Work with a Technical CEO and CPTO — fast iteration, strong alignment, clear direction
- Cutting-Edge Domain — identity security, SaaS-to-SaaS access, AI agent governance
- Massive Learning Curve — quickly gain depth in cybersecurity, identity, and AI systems
- Fast Career Path — opportunity evolve into leadership as we scale the engineering team
- Berlin Location — top-tier tech environment with strong cybersecurity and AI ecosystems
- Direct Impact — your architecture and code become the foundation of the entire platform
- Best Equipment and Tools - High quality equipment and modern tools to help you do your best work from day one
- Team Offsites - Regular team offsites designed to build strong connections, alignment, and shared momentum
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