Senior Backend Engineer

Wordly

. Design, build, and maintain backend services and APIs from product requirements and established architectural direction .

Posted 9/17/2026full-timeRemote • California • United States, Argentina, Brazil, CanadaSeniorWebsite

Core Competencies

Role fit

Core Competencies

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Demonstrates expertise in designing, building, and maintaining backend services and APIs, with a strong focus on distributed systems and microservices. Proficient in implementing solutions using modern frameworks and tools while ensuring high code quality through comprehensive testing and collaboration.

Highest-signal resume keywords

JavaKotlinMicronautSpring BootDistributed Systems

ATS Keywords

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Applicant Tracking System Keywords

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Hard Skills

Backend ServicesAPIsUnit TestingIntegration TestingDebuggingMicroservicesNoSQL DatabasesCI/CD PipelinesEvent Streaming SystemsMessaging Systems

Soft Skills

Self-MotivatedCross-Functional Collaboration

Tools & Technologies

GitHub CopilotCursorWindsurfClaude Code

Certifications & Qualifications

B.S. Degree in Computer Science

Industry Keywords

Software DevelopmentRemote WorkEngineering Practices

Tech Stack

Tools & technologies

Distributed SystemsJavaKotlinNoSQLSpringSpring BootSpringBoot

About the role

Key responsibilities & impact

Design, build, and maintain backend services and APIs from product requirements and established architectural direction
Take ownership of complex backend features and services from technical design through implementation and delivery
Improve and support existing backend services, including debugging and resolving complex production issues
Implement solutions involving distributed systems, messaging and event streaming systems, caches, and NoSQL data stores
Write and maintain comprehensive unit and integration tests and improve test coverage and code quality
Participate in technical design and code reviews, providing constructive technical feedback
Identify opportunities to improve maintainability, reliability, and engineering practices
Work cross-functionally with Product, engineers, and technical leads
Use AI-assisted development tools effectively and responsibly
Support Wordly's real-time translation experiences across 50+ languages

Requirements

What you’ll need

5+ years of hands-on experience building and maintaining backend services and APIs from product requirements
Strong hands-on experience with Java or Kotlin; experience with both is a plus
Experience with backend frameworks such as Micronaut, Spring Boot, or similar
Strong experience working in distributed systems and microservice environments
Experience with messaging and event streaming systems, NoSQL databases, distributed caches, and CI/CD pipelines
Strong experience writing and maintaining unit and integration tests
Experience debugging and resolving complex issues in backend services
Experience using AI-assisted development tools such as GitHub Copilot, Cursor, Windsurf, Claude Code, or similar
Experience with modern software development workflows, including version control and code review practices
Comfortable working with a fully remote team
Self-motivated and able to independently deliver complex features from requirements through implementation
B.S. degree in Computer Science or equivalent from an accredited institution is desired
No visa sponsorship available

Benefits

Comp & perks

Fully remote position
Office space in Los Altos, California available for San Francisco Bay Area residents who wish to use it