Backend Engineer

**Apply here**: https://devsunite.com/jobs/fingerprint-backend-engineer-core-apis-remote-sep2026-be1861 **Role Overview** We seek an experienced Software Engineer to build end-to-end fraud detection solutions for our API team, focusing on highly performant backend systems and large-scale real-time data processing. This role requires strong backend development expertise in Go and Node.js, designing scalable systems and ensuring smooth integration. You'll own features from concept to deployment, collaborating with cross-functional teams, and deeply understand scaling distributed systems to multiply capacity as the user base grows. **Responsibilities** Design, develop, and optimize backend systems for real-time data processing and web services. Collaborate with cross-functional teams to integrate backend components, ensuring performance and scalability. Investigate problematic features, analyze root causes, develop hypotheses, run experiments, and translate findings into engineering improvements. Perform performance tuning, debugging, and testing; foster a data-driven culture by sharing best practices. Participate in a shared on-call rotation, with schedules communicated in advance to balance coverage equitably. Mentor junior developers, helping team members grow in mission, values, and abilities. Qualifications 2+ years of experience in backend development Strong, demonstrated experience in GoLang and/or Node.js with a willingness to learn Experience in designing, developing, and maintaining scalable backend systems Experience with building and optimizing APIs, real-time data processing systems, and microservices architectures Strong knowledge of SQL and experience with databases like DynamoDB, Redis, or Elasticsearch Proficiency with general software engineering tools: Git, IDEs, shell scripting, CI/CD Proficient in English for clear communication in a global, remote team Ability to work independently on tasks while effectively collaborating as a team member **Nice to Have** BS/MS in Computer Science, Data Science, or a related field, or equivalent work experience Experience with infrastructure-as-code tools like Terraform or AWS CloudFormation; backend development: Golang and NodeJS (Preferred), TypeScript, Express or equivalent; data analytics/processing: ClickHouse, dbt Practical experience with analytical storage systems like ClickHouse, Snowflake, BigQuery, Redshift, or Databricks Experience with observability tools like Datadog or other monitoring and logging platforms Understanding of modern containerization and orchestration technologies such as Docker and Kubernetes