Senior Software Engineer – Backend, Behavioral Security Products

Abnormal Security

full-time

Posted on: 9/9/2025

Location: 🇸🇬 Singapore

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Senior

AirflowAWSCloudCyber SecurityDockerGoGRPCJavaScriptKafkaKubernetesNext.jsPostgresPythonReactRedisTypeScript

About the role

Design, build, and iterate on scalable product offerings, APIs, frameworks, and tools.
Own end-to-end delivery of complex features that directly impact customer experience.
Ensure stability, reliability, and operational excellence of critical systems.
Write clean, testable, and resilient code with attention to edge cases and performance.
Write and review technical design documents and influence adoption across the team.
Participate in code and design reviews, and contribute to on-call rotations.
Break down complex projects into clear executable steps and drive them to completion.
Actively contribute to roadmap discussions and propose long-term technical plans.
Collaborate with product managers, designers, and engineers to align on priorities.
Communicate effectively in an async-first environment, providing clarity on updates, challenges, and solutions.
Mentor peers, share knowledge, and influence engineering practices across the team.

7+ years of industry experience, with proven expertise as a Senior Software Engineer.
Strong backend proficiency in Go and Python, with experience designing and scaling production systems.
Proven experience with system design, building resilient, scalable, and fault-tolerant applications.
Strong knowledge of PostgreSQL and relational database design.
Familiarity with service-to-service communication (gRPC, Kafka) and caching (Redis).
Experience with AWS cloud services (S3, RDS) and deployment practices.
Familiarity with containerization and orchestration (Docker, Kubernetes, Helm).
Strong understanding of service health, monitoring, and incident response practices.
Experience writing technical design documents and influencing adoption across teams.
Experience designing, building, and iterating on scalable product offerings, APIs, frameworks, and tools.
Ability to own end-to-end delivery of complex features that directly impact customer experience.
Experience participating in on-call rotations and ensuring operational excellence.
Comfortable mentoring peers, sharing knowledge, and influencing engineering practices.
Familiarity with modern frontend frameworks (React, TypeScript, React Query, Next.js) (nice-to-have).
Familiarity with OAuth/OIDC, RBAC, feature gating in enterprise platforms (nice-to-have).
Experience with workflow orchestration tools (e.g., Airflow) (nice-to-have).
Familiarity with GenAI productivity tools and experience integrating GenAI-powered tools (nice-to-have).