Senior Software Engineer

Position Overview:

This individual contributor will work in the Exostar SupplyLine and DemandLine development team to design and develop web apps within the supply chain domain. The successful candidate will be a passionate and dedicated full-stack software engineer with extensive knowledge and experience in developing, testing, and supporting complex, highly scalable, and dependable robust solutions. This individual must possess strong technical skills coupled with interpersonal and communication skills.

Responsibilities: Your day if you join us:

• Developing architectural designs for solutions to business problems within a Product Engineering & Development team.
• Assisting product managers and customers in understanding Exostar technology, products, and services.
• Designing and developing innovative solutions in PHP and JavaScript, employing industry-best design patterns and development practices.
• Mentoring development teams on design patterns and evangelizing software development practices and processes.
• Lead design reviews and code walkthroughs for small teams
• Presenting architecture and designs to Exostar customers and the management team.
• Own the product from inception to deployment into production.

Basic Qualifications: You meet our “must-haves” for this role if:

• 8-10+ years of hands-on experience in software development using JavaScript, PHP and/or modern web technologies.
• A Bachelor’s degree in Engineering, Computer Science, Mathematics, Physics, or a related technical field.
• Proven experience leading the design, development, and deployment of at least one major web application or product.
• Strong foundation in Object-Oriented Programming (OOP) and software design principles.
• Deep understanding of Data Structures and Algorithms.
• 7+ years of experience with vanilla PHP and JavaScript.
• Proficiency with relational databases (MySQL, SQL Server, Oracle)
• Familiarity with CI/CD pipelines using tools like GitHub, Maven, Bamboo, or Jenkins.
• Experience developing and integrating large-scale distributed web applications.
• Front-end development experience with JavaScript
• Strong testing background using PHPUnit for unit and integration testing.
• Experience consuming and integrating RESTful APIs.
• Skilled in building responsive UIs and Single Page Applications (SPAs).
• A comprehensive understanding of web architecture, including platforms, APIs, caching, proxies, and databases.
• Knowledge of web security best practices, including protection against XSS, CSRF, and other vulnerabilities.
• Experience working in Agile/SCRUM teams alongside architects, engineers, and product managers.

Preferred Qualifications – You are exactly who we are looking for if you:

• Familiarity with hardware-based OTP authentication and APIs.
• Understanding of Web SSO technologies such as SAML, and OAuth.
• Background in the Aerospace and Defense industry is a plus.

Hybrid: VA (3x/week) CIN Office

Exostar’s cloud-based platforms create exclusive communities within the Aerospace and Defense, Life Sciences, and other highly regulated industries where members securely collaborate, share information, and operate compliantly. Within these communities we build trust. By analyzing community data, we provide insights and intelligence, enabling organizations to make better, timelier decisions, to mitigate risk, and operate more efficiently.

• We believe in employee development: we promote internally and provide training and educational assistance
• We provide a fun, engaged workplace, with social and community-building events
• We offer comprehensive benefits and flexible time off plans

Exostar is an Equal Opportunity Employment Employer.  The company provides equal employment opportunities to all applicants without regard to race, color, religion, sex, national origin, age, marital status, disability status or genetic information.  Exostar is committed to providing equal employment opportunities for all persons in all facets of employment including recruiting, hiring, compensation, promotion, training, benefits, transfers and working conditions.