About BreachLock
BreachLock is a fast-growing cybersecurity company focused on modern, scalable, and continuous security testing
solutions. We operate at the intersection of offensive security, automation, and cloud-native engineering—building
systems that are both resilient and intelligent.
Role Overview
We are looking for a Senior Backend Engineer with strong fundamentals and a builder mindset to help design and
scale backend systems powering our cybersecurity platform. This role involves working on distributed systems, APIs,
and data-intensive applications in a fast-paced startup environment.
Key Responsibilities
- Design, develop, and maintain scalable backend services and APIs
- Build and optimize microservices-based architectures
- Work with graph and relational databases to model complex security data
- Own end-to-end delivery of features—from design to deployment
- Collaborate with product, frontend, and security teams
- Improve system performance, reliability, and observability
- Participate in system design discussions and technical decision-making
Tech Stack
- Languages & Frameworks: Python, FastAPI, Django
- Databases: PostgreSQL, MongoDB, Dgraph
- Infrastructure: GCP, Kubernetes
- Streaming & Messaging: Kafka
- Architecture: Microservices
Required Skills
- 3-4 years of backend development experience
- Strong proficiency in Python and modern backend frameworks
- Solid understanding of system design principles and distributed systems
- Experience with microservices architecture
- Hands-on experience with PostgreSQL and/or MongoDB
- Familiarity with event-driven systems (Kafka or similar)
- Experience deploying and managing applications on GCP
- Understanding of containerization and orchestration (Docker, Kubernetes)
- Strong debugging, problem-solving, and performance optimization skills
Good to Have
- Experience with graph databases (Dgraph or similar)
- Exposure to cybersecurity domain or security tooling
- Knowledge of observability tools (logging, tracing, monitoring)
- Experience working in high-growth startups
What We're Looking For
- Ownership mindset—you build, ship, and improve
- Ability to work in ambiguous, fast-moving environments
- Strong communication and collaboration skills
- Bias for action and continuous learning
Why Join Us
- Work on real-world cybersecurity challenges at scale
- Opportunity to influence architecture and core systems
- High ownership and impact from day one
- Fast-paced startup environment with strong growth potential
