Software Engineer III

Vertex, Inc.

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King of Prussia, PA Until 8/26/2026 4+ years exp H-1B sponsor history First posted June 27, 2026 Last posted June 27, 2026
Job description

Job Description:

TITLE:                       Software Engineer III

LOCATION:             2301 Renaissance Blvd, King of Prussia, PA 19406

DUTIES:

Lead the development of Platform of medium to complex projects from conception to completion, including managing timelines and ensuring high quality; implement features, enhancements, or services end to end based on design and requirements; make architectural decisions, technology choices, and design scalable systems that support long-term growth; provide feedback, ensuring code quality and adhere to best practices; assist in triaging and debugging issues from internal and external customers; collaborate across multiple stakeholders from product and design teams, internal engineering teams, and engage with customers to better understand their needs, and communicate tradeoffs clearly; proactively identify Technical Debt and propose improvements by driving initiatives to improve system reliability, availability, performance, stability, and durability; mentor junior engineers, contributing to their professional growth; regularly engage with end users to identify new or unsolved problems and opportunities; balance speed and quality through effective feedback and observability practices; create unit, integration, and other automated tests to ensure code quality using software engineering best practices such as TDD; assist with bug fixing, maintaining, and supporting software solutions, based on technical design specifications, including analyzing and troubleshooting with minimal supervision; prepare technical design specifications based on functional requirements and analysis documents; review functional requirements, analysis, and design documents and provide feedback; and promote Continuous Improvement by identifying process inefficiencies and quality improvements.

EDUCATION/REQUIREMENTS:

Bachelor’s Degree (or foreign equivalent) in Computer Science, Information Technology, or a related   field and the following experience:

  • 4 years performing infrastructure and automation using AWS, Azure, or GCP;
  • 4 years performing software development with Java, Python or Go;
  • 4 years building API’s and backend databases with SQL and NoSQL;
  • 3 years using Docker, Kubernetes, and CI/CD technologies;
  • 3 years using Pulsar for event driven architecture; and
  • 3 years logging, monitoring, alerting, incident response, and designing for high availability.
  • Ability to work 100% remotely within the continental US.
About this role

Summary

Develop, maintain, and improve scalable software systems, APIs, and infrastructure using best practices.

Job title

Software Engineer III

Experience level

4+ years

Minimum experience

4+ years exp

Industry

software

Location requirements

Remote within US, no onsite work required.

Salary

Not specified

Visa sponsorship

H-1B sponsor history

Management role

No

Skills & keywords

Required skills

AWSJavaPythonSQLNoSQLDockerKubernetesCI/CDPulsarmonitoring

Preferred skills

None specified

Specializations

APIcloud infrastructureautomationbackendevent-driven architecture
Locations

Structured locations inferred from the posting.

Pennsylvania Furnace, PA 16865, USA

Remote City