Senior Software Engineer, Back-End – Power Packs

Jobtailor; California (MO); On-site; USD 120,000 - 180,000; Full time

Job summary

Jobtailor is seeking a seasoned software engineer to contribute across the full product lifecycle, from concept to production release. You'll primarily work on backend and data-intensive systems, design robust APIs, and help tie together services and product experiences.

The role emphasizes scalable architecture, observability, security practices, and collaboration with Product and Engineering. Experience with Java, Spring Boot, AWS, Docker/Kubernetes, and AI tooling (Claude) is highly valued;

Qualifications

• 5+ years of software engineering experience building backend or data-intensive systems in production environments.
• Strong proficiency in Java and the Spring Boot framework.
• Experience with relational (PostgreSQL) and NoSQL (DynamoDB) databases.
• Cloud experience with AWS and serverless infra such as AWS Lambda.
• Experience with containerization/orchestration (Docker, Kubernetes, ECS).
• Ability to design clean, extensible APIs with Product teams.
• Strong analytical and communication skills; able to document processes.

Responsibilities

• Participate across the entire software development lifecycle, taking features from concept to production release
• Contribute backend and fullstack plumbing where needed to connect services, APIs, and product experiences end to end
• Collaborate with Product, Engineering, and partner teams to translate business requirements into clean technical designs
• Troubleshoot data, integration, and service issues across a large distributed codebase
• Contribute to technical documentation to improve maintainability and team velocity
• Help raise the bar on system design, observability, and engineering best practices across the team
• Leverage AI tooling, with a preference for Claude, to accelerate software design, architecture, and implementation while maintaining strong engineering judgment and code quality
• Nice to Have: Experience supporting white-label or multi-tenant product architectures
• Experience with distributed messaging systems such as Apache Kafka
• Experience with Python as well as test frameworks such as pytest or unittest
• Experience with Node.js and Typescript
• Experience with streaming services such as Twitch
• Experience with fullstack development and contributing to frontend work

Skills

Java

Spring Boot

Backend design

APIs

AI tooling (Claude)

Tools

Docker

Kubernetes

AWS Lambda

PostgreSQL

DynamoDB

Kafka

Python

Node.js

Typescript

Job description

Responsibilities

• Participate across the entire software development lifecycle, taking features from concept to production release
• Contribute backend and fullstack plumbing where needed to connect services, APIs, and product experiences end to end
• Collaborate with Product, Engineering, and partner teams to translate business requirements into clean technical designs
• Troubleshoot data, integration, and service issues across a large distributed codebase
• Contribute to technical documentation to improve maintainability and team velocity
• Help raise the bar on system design, observability, and engineering best practices across the team
• Leverage AI tooling, with a preference for Claude, to accelerate software design, architecture, and implementation while maintaining strong engineering judgment and code quality

Requirements

• 5+ years of software engineering experience building backend or data-intensive systems in production environments
• 4+ years experience / strong proficiency in Java and the Spring Boot framework
• Strong fundamentals working with databases and data modeling, both relational (e.g. PostgreSQL) & NoSQL (e.g. DynamoDB)
• Experience with building applications in the cloud with AWS and experience with serverless infrastructure such as AWS Lambda
• Experience with containerization and orchestration infrastructure (e.g. Docker, Kubernetes, ECS)
• Experience collaborating with Engineering and Product teams to turn complex business requirements into clean and extensible APIs
• Possess strong technical, analytical, troubleshooting, and communication skills with the ability to visualize and document processes
• Proficient at using appropriate security, documentation, and/or monitoring best practices
• Familiar with Agile/Scrum methodologies
• Comfortable using AI tooling, preferably Claude, to support solution design, system architecture, and software implementation in day-to-day engineering work
• Nice to Have: Experience supporting white-label or multi-tenant product architectures
• Experience with distributed messaging systems such as Apache Kafka
• Experience with Python as well as test frameworks such as pytest or unittest
• Experience with Node.js and Typescript
• Experience with streaming services such as Twitch
• Experience with fullstack development and contributing to frontend work