Senior Software Engineer

About CharterUP. CharterUP is transforming the $30 billion group transportation industry with cutting-edge technology and innovative SaaS software, delivering an industry-leading experience for both customers and operators. Trusted by most Fortune 500 companies, our platform connects users to thousands of charter bus and minibus operators nationwide. In just 60 seconds, customers can access real-time availability, transparent pricing, and detailed vehicle options—whether organizing a corporate event, a company shuttle, or a wedding. By streamlining what was once a fragmented and stressful process, CharterUP brings transparency, accountability, and efficiency to an industry overdue for innovation

With CharterUP, group transportation is no longer a hassle but an elevated, reliable experience. Join us as we lead the future of group travel.

Why Join Us

• Innovative Impact: Be part of the team that's revolutionizing group travel, setting new standards in an industry overdue for change.
• Growth Opportunities: As a hyper growth company and one of the fastest-growing companies recognized by Inc., there’s no better time to join our dynamic, growth-stage organization.
• Driven Team: Collaborate with some of the most driven minds in tech, all while working in a remote-first environment with a tech hub in Austin, TX.
• Funding and Stability: Our $60 million Series A funding was just the start—we’re poised for even greater expansion, and you can be part of this exciting journey. CharterUp has achieved this growth profitability and efficiently, ensuring long-term stability.

About the Role

CharterUP is seeking a Senior Software Engineer to architect, implement, and own a wide variety of customer-facing and back-office software systems powering our two-sided marketplace business. You’ll work closely with our engineering leaders, product managers, and engineering team to design and build systems that will scale with our rapidly growing business needs. You will lead a wide variety of technology initiatives across multiple disciplines, including REST API Services, Web Applications, Mobile Apps, Data Engineering, and DevOps.

Title: Senior Software Engineer 

Reports to: Vice President, Engineering

Location: This position is based in Austin, TX (Hybrid: Monday, Wednesday, Friday in-office).

What You’ll Do

• Build high-quality software using JavaScript (Vue, React) on the frontend and Java on the backend
• Deploy robust applications to AWS, ensuring scalability and reliability
• Define and advocate for engineering best practices, tooling, and team-wide development processes
• Mentor junior engineers and contribute to team growth through technical guidance
• Collaborate cross-functionally to align technical implementation with evolving business needs and product vision

What You’ll Bring

• 4+ years of professional experience as a fullstack software engineer, with hands-on leadership of end-to-end projects in fast-paced environments
• Strong frontend development skills using modern frameworks like Vue, React, or Angular
• Proven backend experience in JVM-based environments (Java, Kotlin, C#, etc.), delivering scalable solutions for real-world customer needs
• Solid understanding of cloud infrastructure, especially with AWS
• Collaborative team player who thrives in cross-functional teams and takes full ownership of complex, high-impact deliverables

Recruiting Process

• Step 1 - Video call: Talent Acquisition interview
• Step 2 - Video call: Hiring Manager interview
• Step 3 - Video call: Team interviews + Coding Assessments
• Step 4 - Offer & reference check
• Welcome aboard!

Global Benefits & Perks at CharterUP

We believe great people can live anywhere—and they deserve great benefits, too. While offerings may vary slightly by location, we prioritize hiring near our hubs in Austin, Atlanta, Miami, and Denver as we grow our global team.

• Remote-First Flexibility: Work from anywhere we hire, with built-in flexibility. U.S.-based employees may reside in any of our 19 approved states.
• Comprehensive Health & Wellness: Medical, dental, and vision insurance, mental health support, virtual care, gym discounts, and family-building benefits. In the U.S., we cover 100% of premiums for employees. International benefits align with local standards.
• Time Off to Recharge: Paid time off so you can truly unplug. U.S.: 15 PTO days (increasing to 20 after 2 years) + 8 paid holidays. International policies vary by country.
• Financial Peace of Mind: Company-paid life, short-term, and long-term disability insurance where available.
• Performance-Driven Culture: Join a fast-moving, ambitious, and collaborative team that wins together.
• Referral Rewards: Earn bonuses for bringing top talent to the team.
• Planning for the Future: Long-term financial planning support. U.S.: 401(k) plan. International: region-specific savings programs where applicable.
• Top-Tier Tech: Choose a Mac or PC, plus monitor, keyboard, and mouse to hit the ground running.

CharterUP is an Equal Opportunity Employer. We are committed to creating an inclusive, accessible, and respectful workplace. We consider all qualified applicants without regard to race, color, religion, sex, sexual orientation, gender identity or expression, age, national origin, ancestry, disability, medical condition, marital status, veteran status, or any other protected characteristic in accordance with applicable federal, state, and local laws in the United States and Canada. If you require accommodation during the recruitment process, please let us know.

Hiring Locations: CharterUP U.S.-based candidates and employees must reside in one of the following states: Arizona, California, Colorado, Florida, Georgia, Hawaii, Mississippi, Missouri, North Carolina, New Hampshire, Nevada, New York, Oklahoma, South Dakota, Tennessee, Texas, Utah, Washington, and Wyoming.

We hire in the U.S. and Canada and are actively expanding our global footprint.