Senior Software Engineer II

Location: Remote - USA

Department: Engineering

About the Role

At HubSpot, we're transforming how businesses grow with our all-in-one CRM platform built on the principles of inbound marketing. As a Senior Software Engineer II in Engineering, you'll play a pivotal role in architecting and scaling the systems that empower millions of customers to attract visitors, convert leads, and close deals. You'll thrive in our growth-oriented culture, where innovation meets customer obsession, and collaborate with brilliant minds to push the boundaries of what's possible in SaaS. This is an opportunity to lead impactful projects that directly influence HubSpot's mission to help companies grow better. Your day-to-day will involve designing robust, scalable services for CRM features like contact management, marketing automation, and sales pipelines. You'll mentor engineers, drive technical excellence through code reviews and architecture discussions, and leverage data to optimize performance for high-volume inbound campaigns. Embracing HubSpot's HEARTWAY values—Humility, Empathy, Adaptability, Remarkable, and Transparency—you'll foster a collaborative environment that celebrates diverse ideas and relentless execution in a fast-paced, remote-first setting. We're looking for a seasoned engineer passionate about SaaS and inbound methodology, with a proven ability to deliver in ambiguous, high-stakes scenarios. Join us to build the future of growth marketing, where your code powers real customer success stories and your growth mindset aligns with our culture of continuous learning and remarkable results. If you're ready to make a dent in the universe of customer platforms, apply now!

Key Responsibilities

• Design, build, and maintain scalable backend services powering HubSpot's CRM and inbound marketing platform
• Lead architecture decisions for high-traffic features that drive customer growth and retention
• Collaborate with product managers, designers, and other engineers to deliver customer-obsessed solutions
• Mentor and coach junior engineers, fostering HubSpot's HEARTWAY culture of humility, empathy, adaptability, remarkable, and transparency
• Optimize system performance and reliability to support millions of inbound marketing users
• Implement and iterate on A/B experiments to enhance user engagement in CRM workflows
• Drive technical innovation in areas like AI-powered personalization and marketing automation
• Participate in code reviews, debugging, and on-call rotations to ensure platform stability
• Contribute to open-source projects that align with HubSpot's growth mission
• Advocate for best practices in security, accessibility, and inclusive design
• Analyze complex data sets to inform engineering roadmaps and business impact

Required Qualifications

• Bachelor's degree in Computer Science, Engineering, or related field, or equivalent practical experience
• 7+ years of professional software engineering experience, with at least 3 years in senior-level roles
• Deep expertise in building scalable web applications using modern JavaScript frameworks (e.g., React, Node.js)
• Proven track record of leading technical projects in CRM, inbound marketing, or SaaS platforms
• Strong experience with cloud infrastructure (AWS, GCP) and microservices architecture
• Demonstrated ability to mentor junior engineers and drive cross-functional collaboration
• Excellent problem-solving skills with a data-driven approach to engineering decisions
• Experience with agile methodologies and CI/CD pipelines in high-growth environments

Preferred Qualifications

• Master's degree in Computer Science or related field
• Prior experience working at a high-growth SaaS company like HubSpot
• Contributions to open-source projects or publications in inbound marketing tech
• Familiarity with HubSpot's CRM APIs and inbound methodology
• Experience with machine learning integration in marketing automation tools
• Certifications in AWS or Google Cloud Platform

Required Skills

• JavaScript/TypeScript (advanced)
• React or similar frontend frameworks
• Node.js or Python for backend development
• RESTful APIs and GraphQL
• AWS or GCP cloud services
• Microservices and containerization (Docker, Kubernetes)
• SQL/NoSQL databases (e.g., PostgreSQL, MongoDB)
• CI/CD pipelines (Jenkins, GitHub Actions)
• Agile/Scrum methodologies
• Problem-solving and debugging
• Code review and collaboration (Git)
• Mentoring and leadership
• Customer empathy and data-driven decision making
• Communication and cross-functional teamwork
• Inbound marketing principles
• CRM system integration
• Performance optimization
• Security best practices

Benefits

• Unlimited PTO and flexible work-from-anywhere policy to support work-life harmony
• Comprehensive health, dental, and vision insurance with 100% premium coverage for employees
• 401(k) matching up to 5% with immediate vesting
• Annual profit sharing and stock options in a publicly traded growth company
• Professional development stipend for courses, conferences, and certifications
• HubSpot Academy access for ongoing learning in inbound marketing and sales
• Parental leave with dedicated return-to-work support and family-forming benefits
• Wellness programs including mental health support and fitness reimbursements
• Quarterly Hackathons and innovation days to fuel creativity and career growth

HubSpot is an equal opportunity employer.