Junior Software Engineer

Junior Software Engineer 

Hybrid-San Mateo, CA. 

About Arena 

Arena, a PTC business, helps high-tech manufacturers and medical device companies build products that change the world. Our cloud-based PLM and QMS software is used by innovators such as Nutanix, BioRad, Sonos, Teleflex, and Citrix. As part of PTC, Arena offers an award-winning workplace with a strong work life balance and opportunities to grow. 

Role Summary 

We are looking for a Junior Software Engineer who is eager to learn and contribute to the development of Arena’s SaaS applications. This is an ideal role for someone early in their engineering career who wants exposure to modern web development, scalable SaaS architecture, and cross functional teamwork in a supportive environment. 

You will work closely with senior engineers, product managers, and QA to build and enhance front‑end features, fix bugs, maintain code quality, and grow your technical skillset. 

Key Responsibilities 

The Junior Software Engineer will: 

• Assist in developing and maintaining front‑end components using HTML, CSS, and JavaScript. 

• Implement UI changes based on provided design mockups and guidance from senior engineers. 

• Translate prototypes into well structured, maintainable code with support from the team. 

• Contribute to enhancements and bug fixes across Arena’s Web and Application layers. 

• Write simple unit tests and help improve test coverage under mentorship. 

• Participate in requirement discussions, code reviews, and team design sessions as a learning opportunity. 

• Document code changes and implementation details clearly. 

• Support troubleshooting and debugging activities with guidance from more senior team members. 

Required Qualifications 

• US Citizenship is required due to FedRAMP/ITAR needs.

• Ability to commute to the San Mateo office 2-3 days a week.  

• 0–2 years of experience developing web applications (internship, co‑op, academic, or project experience welcomed). 

• Foundational understanding of HTML, CSS, JavaScript, and general web development principles. 

• Basic experience with a modern JavaScript framework (React preferred; Angular/Vue familiarity a plus). 

• Understanding of responsive design and browser compatibility fundamentals. 

• Some exposure to object-oriented programming (Java preferred) through coursework or practical projects. 

• Familiarity with relational databases and SQL concepts. 

• Clear verbal and written communication skills. 

• Curiosity, attention to detail, and willingness to learn in a collaborative environment. 

Preferred (Nice to Have) 

• Experience with source control tools such as Git. 

• Exposure to SaaS applications or cloud environments. 

• Experience writing unit tests or conducting basic QA. 

• Personal/portfolio projects demonstrating UI development or JavaScript framework usage. 

What Success Looks Like in the First 6–12 Months 

• Demonstrates steady growth in contributing production ready frontend code. 

• Gains confidence in Arena’s architecture and codebase. 

• Reliably completes assigned tasks and bug fixes with increasing autonomy. 

• Participates actively in code reviews and team discussions. 

• Builds strong working relationships across engineering, QA, and product. 

Compensation (CIP) 
PTC carefully considers a wide variety of factors when determining compensation. The anticipated annual salary range for this position is between $85,000 - 100,000. The salary range reflects a good-faith estimate of compensation at the time of posting. Actual compensation may vary based on a candidate's skills, qualifications, experience, and location. Additionally, candidates may be eligible for a performance-based bonus.  Employees also have the opportunity to become a PTC shareholder through our employee share purchase program (ESPP), which allows for the purchase of discounted PTC stock. Certain roles may also be eligible for participation in our equity programs. Employees may be eligible for medical, dental and vision insurance, paid time off and sick leave, tuition reimbursement, 401(k) contributions and employer match, flexible spending accounts, life insurance, disability coverage and, if you are an office-assigned employee, a generous commuter subsidy. All total rewards and benefits programs are subject to applicable plan eligibility and other terms and conditions.  
For more information about PTC’s comprehensive benefits, please visit our Careers Page.  
Applications will be accepted on an on-going basis.