Staff Software Engineer – HPC & ML Infrastructure Optimization Specialist (Remote, Entry-Level Friendly, $35/Hour)

Build the Future of Cloud Computing at arenaflex

Are you passionate about pushing the boundaries of technology and working on systems that impact billions of users worldwide? arenaflex is seeking a talented and motivated Staff Software Engineer to join our rapidly growing engineering division. This is a unique opportunity to contribute to the development of cutting-edge infrastructure that powers high-performance computing (HPC) and machine learning (ML) workloads on one of the most advanced cloud platforms in the industry.

At arenaflex, we believe that innovation thrives when brilliant minds come together to solve complex challenges. Our engineering teams are at the forefront of distributed computing, large-scale system design, networking, data storage, security, artificial intelligence, natural language processing, and user interface design. As a member of our team, you will have the opportunity to work on critical projects that shape the future of technology while enjoying the flexibility of a remote work environment.

About the Role

As a Staff Software Engineer at arenaflex, you will play a pivotal role in designing, developing, testing, deploying, maintaining, and improving software solutions that power our cloud infrastructure. You will be responsible for performing full-stack optimization for HPC and ML performance on our cloud platform, including kernel optimization, userspace communication libraries, and client-facing HPC and ML applications.

This position is ideal for engineers who are versatile, demonstrate leadership qualities, and are eager to tackle new challenges across the entire technology stack. You will manage project needs, deadlines, and deliverables while collaborating with cross-functional teams to deliver innovative solutions. Whether you're an experienced professional or an entry-level candidate with a strong technical foundation, we welcome applicants who are passionate about technology and ready to make an impact.

Key Responsibilities

• Perform full-stack optimization for HPC and ML execution on arenaflex's cloud platform infrastructure, including kernel-level optimization and userspace communication libraries (such as MPI libraries, libfabric, and NCCL).
• Develop and enhance HPC and ML solutions that leverage the scalability and reliability of arenaflex Cloud.
• Design, build, test, deploy, and maintain robust software systems that handle data at massive scale.
• Provide technical direction and mentorship to fellow engineers, helping to set engineering standards and best practices.
• Collaborate with product managers, designers, and other stakeholders to define project requirements and deliver high-quality solutions.
• Contribute to the development of wide-arriving infrastructure, distributed systems, and networking components.
• Work on operating system tuning, packaging, and Linux device drivers to optimize system performance.
• Stay current with emerging technologies and industry trends, and apply new knowledge to drive innovation within the team.
• Participate in code reviews, architectural discussions, and technical decision-making processes.
• Switch teams and projects as needed to support the fast-paced growth and evolution of the business.

Minimum Qualifications

• Bachelor's degree in Computer Science, Engineering, or a related technical field, or equivalent practical experience.
• 2 years of experience in software development, with a strong foundation in data structures and algorithms.
• 2 years of experience building and scaling wide-arriving infrastructure, distributed systems, or networks.
• Proficiency in programming languages such as C, C++, Python, or Go.
• Solid understanding of operating systems, networking concepts, and system architecture.
• Strong problem-solving skills and the ability to work independently as well as part of a team.
• Excellent communication and collaboration skills.

Preferred Qualifications

• Master's degree or PhD in Engineering, Computer Science, or a related technical field.
• Experience with C programming, device drivers, Linux Kernel, and Remote Direct Memory Access (RDMA).
• Experience with Linux device drivers, networking stack, and operating system tuning and packaging.
• Experience with HPC and ML communications, including MPI, collective communication libraries, libfabric, and socket programming.
• Familiarity with cloud platforms, containerization technologies (such as Docker and Kubernetes), and microservices architecture.
• Experience with machine learning frameworks and tools, such as TensorFlow, PyTorch, or similar technologies.
• Track record of contributing to open-source projects or publishing technical research.
• Experience leading technical projects and mentoring junior engineers.

Skills and Competencies for Success

To excel in this role at arenaflex, you should possess a combination of technical expertise, creative thinking, and interpersonal skills. Our ideal candidate is someone who can balance deep technical work with strategic thinking, and who is comfortable working in a fast-paced, dynamic environment. You should have a strong attention to detail, be able to manage multiple priorities simultaneously, and demonstrate a commitment to delivering high-quality software solutions.

We value engineers who are curious, proactive, and willing to learn new technologies. The ability to communicate complex technical concepts to both technical and non-technical audiences is essential. You should also be comfortable working with distributed teams across different time zones and cultures.

Career Growth and Learning Opportunities

At arenaflex, we are committed to the professional development of our employees. As a Staff Software Engineer, you will have access to a wide range of learning resources, including internal training programs, conferences, workshops, and mentorship opportunities. We encourage our engineers to explore different areas of the technology stack and to take on new challenges as their careers progress.

Our culture of innovation means that you will have the opportunity to work on projects that are at the cutting edge of technology, and to collaborate with some of the brightest minds in the industry. Whether you aspire to become a technical leader, an architect, or a specialist in a particular area of computer science, arenaflex provides the support and resources you need to achieve your career goals.

We also offer opportunities for cross-functional collaboration, allowing you to gain exposure to different aspects of the business and to develop a well-rounded skill set. Our internal mobility program makes it easy for engineers to switch teams and projects as their interests evolve and as the needs of the business change.

Work Environment and Company Culture

arenaflex fosters a culture of inclusivity, collaboration, and respect. We believe that diverse teams produce better outcomes, and we are committed to creating an environment where everyone feels valued and empowered to contribute their unique perspectives. Our remote-first approach allows you to work from the comfort of your home while staying connected to your colleagues through regular virtual meetings, team-building activities, and company-wide events.

We understand the importance of work-life balance and offer flexible working hours to help you manage your professional and personal commitments. Our team members enjoy the autonomy to structure their workday in a way that maximizes productivity and well-being.

At arenaflex, we celebrate achievements, big and small, and recognize the contributions of every team member. We believe in transparent communication, open feedback, and continuous improvement. Our leadership team is approachable and committed to supporting the growth and success of every employee.

Compensation, Perks, and Benefits

arenaflex offers a competitive compensation package designed to attract and retain top talent. For this position, the hourly rate is $35/hour, with the potential for performance-based bonuses and annual salary reviews. In addition to base compensation, we provide a comprehensive benefits package that includes:

• Health, dental, and vision insurance for employees and their dependents.
• Generous paid time off, including vacation days, sick leave, and company holidays.
• Retirement savings plans with company matching contributions.
• Professional development budgets for conferences, courses, and certifications.
• Home office setup allowance to ensure you have the tools and equipment you need to succeed.
• Wellness programs, including mental health support and fitness subsidies.
• Parental leave policies that support growing families.
• Employee stock options and equity grants, where applicable.
• Regular team-building events, virtual social gatherings, and company retreats.

How to Apply

If you are excited about the opportunity to work on groundbreaking technology and to be part of a team that is shaping the future of cloud computing, we encourage you to apply today. This is a full-time position with standard work hours of 8 hours per day, and we welcome candidates from all backgrounds and experience levels.

To apply, please submit your resume, a cover letter highlighting your relevant experience and passion for technology, and any additional materials that showcase your skills and accomplishments. Our recruiting team will review your application and reach out to qualified candidates for interviews.

At arenaflex, we are looking for engineers who are not only technically proficient but also enthusiastic about learning, growing, and making a difference. If you are ready to take on new challenges, work with a talented team, and contribute to projects that have a global impact, we want to hear from you.

Join arenaflex and help us build the technology that powers the future. Apply now and start your journey with us today!