Founding Backend Engineer(Go) arbeitnow TechBiz Global GmbH Berlin, Berlin, Germany · 11/1/2026

Primetime; Berlin; Hybrid; EUR 90.000 - 140.000; Vollzeit

Benefits dieser Stelle

Founding equity

Competitive compensation

Immediate runway to build

Zusammenfassung

TechBiz Global is seeking a founding Backend Engineer (Go) in Berlin to design and build the backend from scratch for a cybersecurity-oriented SaaS platform. You will own core services, APIs (REST/gRPC), data models, and scalable cloud architecture while collaborating with a tight-knit founding team.

You will leverage Go, Docker, Kubernetes (EKS), AWS, and modern data stores, while shaping the security-conscious, scalable backend foundations for a fast-growing startup.

Qualifikationen

• 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 (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.

Aufgaben

• 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.

Kenntnisse

GoLang

Docker

Kubernetes

PostgreSQL

Neo4J

Redis

Elasticsearch

REST APIs

gRPC

Gin

SQS

Kafka

CI/CD

GitHub Actions

AWS

Terraform

Grafana

OpenTelemetry

Prometheus

AI agents

LangChain

pgvector

Tools

Docker

Kubernetes (EKS)

GitHub Actions

Terraform

Grafana

OpenTelemetry

Prometheus

Jobbeschreibung

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

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

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

This overview was written from the original listing to help you understand the role. Always confirm the specifics on the employer’s application page.