Software Engineer

Software Engineer at BitSight
Software Engineer
Location: Remote Portugal
Time Type: Full time
Job Description
Keystone AI is a cyber risk management leader transforming how companies manage exposure, performance, and risk for themselves and their third parties. Companies rely on Keystone AI to prioritize their cybersecurity investments, build greater trust within their ecosystem, and reduce their chances of financial loss.
Built on over a decade of technological innovation, its integrated solutions deliver value across enterprise security performance, digital supply chains, cyber insurance, and data analysis.
– We invented the cyber ratings industry in 2011
– Over 3000 customers trust Keystone AI
– Over 750 teammates are dispersed throughout Boston, Raleigh, New York, Lisbon, Singapore, and remote
We are looking for a skilled and driven Backend Engineer to join one of our Engineering teams, focusing on our Third Party Risk Management business. Our product enables some of the world’s most security conscious organizations to manage the cybersecurity risks of their vendor ecosystems, leveraging Keystone AI’s unique data, insights, and robust workflows (questionnaires, artifact exchanges, messages, and more).
As a Software Engineer, you’re known for thinking on your feet, learning quickly, and owning problems through to resolution. You enjoy solving complex challenges and actively contribute new ideas, tools, and techniques that lead to team-wide improvement. You thrive in a collaborative environment and seek better ways to deliver high-quality software in a high-trust engineering culture.
Beyond technical and domain-specific skills, we value strong generalists: critical thinkers who can navigate a variety of tools and technologies, pick up new concepts as needed, and remain adaptable. We're especially enthusiastic about continuous learners, curious about emerging technologies, and open to integrating AI-powered tools to enhance our development processes.
What we're looking for
Mindset & Collaboration:
– A growth mindset. You’re curious, self-motivated, and continuously seek improvement.
– Strong sense of ownership and accountability. You care deeply about impact and quality.
– Passion for building products that customers love and that solve real-world problems.
– Excellent communication skills in English, both written and spoken.
– Responsible, collaborative, and well-organized in team settings.
Technical Expertise:
– Familiarity with backend development and web applications. Relevant experience (up to 3 years) in a similar role or strong academic/project background.
– Familiarity with Python, or another modern backend language, and experience with building REST APIs.
– Understanding of code testing and quality practices.
– Familiar with the full development lifecycle, from planning and implementation to testing and deployment.
Bonus experience:
– Experience with FastAPI, SQLAlchemy, and PostgreSQL.
– Familiarity with cloud platforms like AWS and microservices architectures.
– Hands-on with CI/CD tools (e.g. GitLab) and containerization (e.g. Docker, Kubernetes).
Belonging & Inclusion. Keystone AI is proud to be an equal opportunity employer. This means we do not tolerate discrimination of any kind and are committed to providing equal employment opportunities regardless of your gender identity, race, nationality, religion, sexual orientation, status as a protected veteran, or status as an individual with a disability.
Culture. We put our people first. Keystone AI offers best in class benefits. We devote the same energy to nurturing our company's inclusive culture as we apply to serving our customers' needs. Working at Keystone AI will give you the opportunity to fulfill your professional goals and expand your skills.
Open-minded. If you got to this point, we hope you’re feeling excited about the job description you just read.  Even if you don’t feel that you meet every single requirement, we still encourage you to apply.  We’re eager to meet people that believe in Keystone AI’s mission and can contribute to our team in a variety of ways.
Keystone AI also provides reasonable accommodations to qualified individuals with disabilities or based on a sincerely held religious belief in accordance with applicable laws. If you need to inquire about a reasonable accommodation, or need assistance with completing the application process, please email \[email protected\]. This contact information is for accommodation requests only, and cannot be used to inquire about the status of applications.
Additional Information for United States of America Applicants:
Keystone AI is committed to compliance with all fair employment practices regarding citizenship and immigration status.
Keystone AI will not discharge, discipline or in any other manner discriminate against any employee or applicant for employment because such employee or applicant has inquired about, discussed, or disclosed the compensation of the employee or applicant or another employee or applicant.
Massachusetts Applicants: _It is unlawful in Massachusetts to require or administer a lie detector test as a condition of employment or continued employment. An employer who violates this law shall be subject to criminal penalties and civil liability._
Qualified applicants with criminal histories will be considered for employment consistent with applicable law.
This position may be considered a promotional opportunity pursuant to the Colorado Equal Pay for Equal Work Act.