Founding Backend Engineer(Go)
TechBiz Global GmbH5 months ago
Berlin, GermanyStaff+
Responsibilities
- Develop and maintain backend applications using Go.
- Design and optimize AWS-based cloud solutions, including EC2, Lambda, S3, SQS, and SNS.
- Design, operate, and optimize PostgreSQL, Neo4J, Redis, and Elasticsearch databases.
- Develop, manage, and optimize Docker-based containerized applications.
- Automate processes with Bash and Python scripting.
- Design, use, and maintain secure, performant RESTful and gRPC APIs.
- Implement caching, messaging queues, and event-driven architectures where appropriate.
- Work with frontend engineers, DevOps, and product teams to deliver robust applications.
- Monitor, debug, and improve backend performance, reliability, and scalability.
- Build the entire platform from scratch and support production SaaS operations.
- Contribute to security architecture for identity, AI agents, and enforcement capabilities.
Requirements
- 5+ years of Go or GoLang experience.
- Hands-on coding experience building systems from scratch and working with multiple architectures.
- Hands-on experience with Docker, Kubernetes, EKS, and containerized workloads.
- Experience designing RESTful and gRPC APIs, including use of Gin.
- Experience with messaging systems such as SQS and Kafka.
- Experience with CI/CD pipelines, including GitHub Actions or similar tools.
- Experience operating PostgreSQL with RDS or Aurora and Neo4J or similar databases.
- Experience with AI agents, LLM-based systems, MCP, RAG, prompts, embeddings, and vector technologies.
- Experience with AWS Bedrock, LangChain, pgvector, or similar AI technologies.
- Experience with Terraform and infrastructure as code.
- Experience with Grafana, OpenTelemetry, Prometheus, and related monitoring, logging, and observability practices.
- Ability to troubleshoot production issues end to end and support production SaaS platforms.
- Strong understanding of SaaS integrations and app-to-app permission flows.
- Experience in startup or scale-up environments and the ability to work with high ownership and speed.
- Strong problem-solving, collaboration, and English communication skills.
- Nice-to-have experience with Java and Python.
- Nice-to-have experience with security architecture, identity security, security engineering, cybersecurity, compliance frameworks, OAuth/OIDC, identity providers, access controls, SIEM platforms, permission models, identity graphs, Zero Trust, and AI/LLM security.
- Excellent German communication skills are a nice-to-have.
Benefits
- Founding-team ESOP equity in a cybersecurity company.
- Competitive market-aligned compensation with flexible early-stage arrangements.
- Opportunity to shape the company from day one and make critical technical decisions.
- Fresh funding and runway to build, hire, and execute quickly.
- High autonomy and the opportunity to work directly with a Technical CEO and CPTO.
- Opportunity to contribute to identity security, AI-agent governance, and enforcement architecture.
- Fast career progression with potential to move into engineering leadership as the team scales.
- Berlin-based role in a strong cybersecurity and AI ecosystem.
- Modern equipment and tools provided.
- Regular team offsites.
Tech Stack
Apache KafkaAWSAzureBashDockerElasticsearchGinGitHub ActionsGoGrafanagRPCJavaKubernetesNeo4jPostgreSQLPrometheusPythonRedisSplunkTerraform
Categories
About TechBiz Global GmbH
TechBiz Global GmbH provides IT recruitment, outstaffing, and custom software development for startups and enterprises, plus consulting around product building and scaling. The privately held company is headquartered in Berlin and was founded in 2021. It staffs engineering roles for clients and delivers outsourced development teams, supporting engagements across multiple countries.