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Sr. Backend Software Engineer
Компания: Accylerate
**Ideal Candidate Profile:** Seeking a Sr. Backend Software Engineer with 7+ years of experience, including 5+ years of hands-on expertise in Node.js, TypeScript, and AWS serverless development. Must have strong experience with AWS Lambda, SNS/SQS, S3, DynamoDB, AWS CDK, and CI/CD pipelines using GitHub Actions. Should have proven experience designing multi-tenant SaaS applications with tenant data isolation, event-driven architecture, automated testing, monitoring, and production support. The candidate should also demonstrate hands-on proficiency with AI coding tools such as Claude Code and GitHub Copilot, along with strong technical design, problem-solving, and mentoring skills.
**Job Duties & Responsibilities**
Design and build backend AWS solutions and the continuous delivery pipelines that ship them with quality
Write complex code, build and maintain AWS infrastructure with CDK, and automate testing and deployment
Design multi-tenant backend services with tenant data isolation
Own DevOps for the solutions you build, including deployments, monitoring and production support
Use AI coding agents (Claude Code, GitHub Copilot) day to day to design, write, test and document code, and own the quality of what ships
Review AI-generated code with the same rigor as any other code
Own the quality of your work: set quality criteria, use reviews, and keep improving
Write design specs, unit tests and technical documentation, including documenting current-state systems
Develop and apply standards, patterns and processes that make our systems consistent, lower risk and improve efficiency
Define best practices for modeling, storing and moving data in cloud applications
Mentor teammates on best practices, cloud technologies and safe use of AI coding tools
Improve the team's processes, speed and quality using ideas from other teams and the industry
**Required Skills & Experience**
Bachelor's degree in Computer Science, Engineering or MIS
7+ years of experience in software systems and backend programming
5+ years of backend development with Node.js and TypeScript on AWS
4+ years hands-on with AWS Lambda, SNS/SQS, S3 and DynamoDB
Strong hands-on experience building AWS infrastructure as code with AWS CDK
Strong experience with Git and associated methodologies
Working experience with CI/CD pipelines using GitHub and GitHub Actions
Experience writing unit and integration tests
Experience with monitoring and observability tools
Experience designing multi-tenant SaaS applications, including tenant data isolation and tenant-scoped access control
Working knowledge of AWS serverless architecture, distributed architecture patterns, and AWS data services such as Athena and Glue
Hands-on experience using Claude Code and GitHub Copilot to build, test and ship production software
Good judgment on when to trust, check or reject AI-generated code, and awareness of risks such as prompt injection, data exposure and over-broad permissions
Experience mentoring other engineers on cloud technology
Strong problem solving and analytic skills
Able to handle multiple projects, work independently, and be a supportive Scrum team member
**Preferred Skills**
Familiarity with AWS networking and containers (for example VPC, ECS/Fargate)
Strong knowledge of relational and NoSQL databases
Experience with event-driven design and API design