Backend Engineer, Content AI — NLP & Voice

United States Digital Space LLC; Poland; On-site; PLN 180,000 - 240,000; Full time

Job summary

United States Digital Space LLC is seeking a mid-level Software Engineer to join an agile team responsible for designing and developing scalable microservices powering our core features across platforms. You will work on APIs powering search, voice, and subtitles, with a focus on high availability and performance.

The role requires collaboration with Product, Design, and QA, and involves debugging, testing, deployment, and monitoring in a fast-growing environment.

Qualifications

• MS or BS degree in Computer Science, Engineering or Mathematics.
• 3+ years of backend software development experience.
• Experience with Kotlin or Python and modern web frameworks.
• Experience with AWS, databases, and microservices.

Responsibilities

• Develop and maintain business-critical APIs and services with a focus on high availability, low latency, security and scalability under guidance from senior engineers.
• Effectively provide updates to the team leaders and participate in sprint planning and team meetings.
• Write understandable, well-tested code with an eye towards maintainability and scalability.
• Contribute to building reusable code, libraries, and patterns for use across teams.
• Implement solutions to scale services while meeting business and product requirements, often under supervision.
• Utilize production monitoring/profiling/tracing and load testing tools to discover bottlenecks and apply techniques such as data modeling, query optimization, and caching to address them.
• Understand and implement industry best practices such as feature toggles, CI/CD, test automation, logging, and monitoring in order to ensure confidence in our release process.
• Participate in on-call rotations and assist with incident response efforts to maintain system reliability.

Skills

Kotlin

Python

Spring Boot

REST

gRPC

GraphQL

Docker

Kubernetes

AWS

PostgreSQL

MySQL

DynamoDB

MongoDB

Elasticsearch

Memcached

Redis

CI/CD

GitHub Actions

Jenkins

Datadog

Education

MS or BS in Computer Science, Engineering or Mathematics

Tools

Docker

Kubernetes

Terraform

GitHub Actions

Jenkins

Datadog

Job description

United States Digital Space LLC is seeking a mid-level Software Engineer to join an agile team responsible for designing and developing scalable microservices powering our core features across platforms. You will work on APIs powering search, voice, and subtitles, with a focus on high availability and performance.

The role requires collaboration with Product, Design, and QA, and involves debugging, testing, deployment, and monitoring in a fast-growing environment.