OnTrac

Senior Software Engineer (Golang)

OnTrac$120K — $160K *
Information Technology
Less than 5 years of experience
Job Overview by Ladders

Qualifications

  • Strong experience in building backend services and APIs with Golang
  • Experience designing and maintaining scalable, production-ready backend systems
  • Hands-on experience with PostgreSQL and/or MongoDB
  • Experience writing unit tests and integration tests for backend reliability
  • Ability to navigate and refactor complex codebases
  • Familiarity with AWS services and relevant development libraries
  • Experience working in an Agile/Scrum development environment
  • Strong debugging and problem-solving skills
  • Excellent communication skills with both technical and business stakeholders

Responsibilities

  • Design, build, and maintain scalable backend services and APIs using Golang
  • Work with backend datastores, including PostgreSQL and MongoDB
  • Write and maintain backend unit and integration tests
  • Navigate complex codebases to refactor services and support decommissioning efforts
  • Build reliable integrations across internal platforms and third-party systems
  • Support backend development using AWS services and SDKs
  • Collaborate with product and engineering teams to define project scope
  • Contribute to documentation and implementation planning

Benefits

  • Opportunities for hands-on engineering support
  • Collaborative and dynamic Agile/Scrum environment
  • Exposure to complex production codebases
  • Involvement in security platform engineering
  • Growth in backend service delivery and API integration
Full Job Description
We are seeking a highly skilled Golang Backend Software Engineer to support a critical customer engagement focused on scalable backend services, API development, datastore integrations, platform refactoring, and workflow automation.
Role Overview

The Golang Backend Software Engineer will provide hands-on engineering support across backend services, APIs, datastores, and security platform initiatives. This role is ideal for an engineer who is highly proficient in Go, comfortable working in complex production codebases, and experienced in building reliable, tested, and scalable backend systems.

The successful candidate will help extend existing services, refactor legacy functionality, support decommissioning efforts, and build new integrations aligned to the customer's roadmap.
Key Responsibilities
  • Design, build, and maintain scalable backend services and APIs using Golang
  • Work with backend datastores, including PostgreSQL and MongoDB
  • Write and maintain comprehensive backend unit and integration tests
  • Navigate complex codebases to understand existing functionality, refactor services, and support decommissioning efforts
  • Build reliable service integrations across internal platforms and third-party systems
  • Support backend development using relevant AWS services, SDKs, APIs, and client libraries
  • Collaborate with product, engineering, and customer stakeholders to define, refine, and deliver project scope
  • Participate in Agile/Scrum ceremonies, sprint planning, backlog refinement, and delivery reviews
  • Contribute to documentation, technical decision-making, and implementation planning
  • Support platform enhancements related to security workflows, access management, approval services, and control automation
Required Qualifications
  • Strong professional experience building backend services and APIs with Golang
  • Experience designing and maintaining scalable, production-ready backend systems
  • Hands-on experience with PostgreSQL and/or MongoDB
  • Experience writing unit tests, integration tests, and validating backend service reliability
  • Ability to read, understand, refactor, and decommission code in complex systems
  • Working knowledge of AWS services and relevant development libraries/APIs
  • Experience working in an Agile/Scrum development environment
  • Strong debugging, troubleshooting, and problem-solving skills
  • Ability to work independently while collaborating with distributed engineering teams
  • Strong communication skills and comfort working with technical and business stakeholders
Preferred Qualifications
  • Experience with TypeScript or type-safe backend development practices
  • Familiarity with Jira API integrations or Jira Service Desk workflows
  • Familiarity with Identity and Access Management
  • Experience supporting security platform engineering, control automation, or internal workflow platforms
  • Basic frontend familiarity with HTML, JavaScript, ReactJS, and CSS
  • Experience extending access portals, approval systems, or internal enterprise tooling
Project Scope

This engagement will focus primarily on Golang backend engineering and consultative, hands-on support for a security platform engineering roadmap. Key areas of support may include:
Backend Services & APIs

Build, modify, and maintain scalable backend services using Golang, supporting access-related platforms, workflow systems, and internal service integrations.
Datastore Integration

Support backend datastore work across PostgreSQL, MongoDB, and related data models used by platform services.
Refactoring & Decommissioning

Navigate existing codebases to identify active functionality, refactor legacy components, and support safe decommissioning of outdated services or features.
Approval Service & Workflow Logic

Refine validation, approval, notification, and consensus logic within Go-based services supporting internal workflows.
Jira Workflow Integration

Support new and existing Jira workflow integrations, including API-based automation and service desk workflow improvements.
Security Platform Support

Support roadmap items related to identity access, control automation, security workflows, and backend service enhancements.
Ideal Candidate

The ideal candidate is a strong Golang backend engineer who can quickly ramp into an existing environment, understand complex systems, and deliver clean, maintainable backend code. They should be comfortable working across APIs, datastores, integrations, testing, refactoring, and production service improvements.

This person should bring a consultative mindset, strong ownership, and the ability to execute in a fast-moving customer environment.

About OnTrac

OnTrac is a courier and delivery service that specializes in overnight and time-critical deliveries. The company was founded in 1991 and has since grown to become one of the largest regional package delivery companies in the United States. OnTrac offers a range of services, including same-day delivery, next-day delivery, and two-day delivery, and serves customers in Arizona, California, Nevada, Oregon, Utah, and Washington. The company is committed to providing its customers with fast, reliable, and cost-effective delivery solutions, and has built a reputation for excellence in the industry.
Learn more about OnTrac
Size
3,000 employees
Industry

Similar Jobs

More Jobs at OnTrac

More Information Technology Jobs

Find similar Senior Software Engineer (Golang) jobs: