Senior Platform Engineer - Cloud Infrastructure

nCino, Inc.; Lehi (UT); On-site; USD 108,000 - 183,000; Full time

Job summary

nCino is seeking a Senior Platform Engineer to define infrastructure as code in AWS CDK and operate core AWS services while guiding architecture for scale, security and cost. You will collaborate with application teams to turn requirements into scalable platform capabilities and mentor engineers on best practices.

Responsibilities include building and maintaining infrastructure, leading PoCs for new services, and ensuring robust security and cost optimization across the stack.

Qualifications

• Bachelor's degree in Computer Science or related field or equivalent experience.
• Proficiency in at least one major programming language.
• Commitment to quality and continuous improvement.
• Strong problem-solving abilities with teamwork capability.
• Excellent communication skills for technical and non-technical stakeholders.

Responsibilities

• Design, build, and maintain AWS infrastructure using IaC tools (CDK or similar).
• Own and operate core AWS services (ECS, Lambda, RDS, DynamoDB, EKS).
• Lead security best practices, IAM, encryption, and access controls.
• Develop CI/CD pipelines and deployment automation (GitLab CI, Argo CD).
• Mentor engineers and provide architectural guidance across platform teams.

Skills

Programming language proficiency

Problem-solving

Independent work

Communication skills

Education

Bachelor's degree in Computer Science or related field

Tools

Ruby on Rails

Kubernetes

CloudWatch

Datadog

Job description

nCino offers exciting career opportunities for individuals who want to join the worldwide leader in cloud banking. As a Senior Platform Engineer in Cloud Infrastructure, you'll help us continue to define infrastructure as code in AWS CDK, operating core services and making the architectural calls that balance scale, reliability, security and cost. You'll partner with application teams to turn what they need into capabilities they can move quickly with, lead proof-of-concepts on new services, and mentor engineers who will learn their craft from you. Your fingerprints will be on how nCino builds for years to come.

Responsibilities

• Design, build, and maintain AWS infrastructure using Infrastructure as Code tools (AWS CDK, or similar), ensuring consistency, repeatability, and version control.
• Own and operate core AWS services including compute (ECS, Lambda), databases (RDS, DynamoDB), container orchestration (EKS/Kubernetes), and serverless technologies.
• Own and operate various ingress and edge architectures including, AWS WAF, AWS CloudFront, load balancers, DNS, TLS Certificates at scale.
• Collaborate directly with application development teams to understand their infrastructure needs and enable them with scalable, reliable platform capabilities.
• Provide architectural guidance and technical leadership on infrastructure design decisions, considering scalability, reliability, security, and cost-effectiveness.
• Implement and maintain security best practices across AWS infrastructure, including IAM policies, network security, encryption, and access controls support compliance efforts like SOC2, and PCI.
• Build and optimize CI/CD pipelines and deployment automation to enable efficient and safe software delivery and familiarity with Gitlab CI and Argo CD is desirable.
• Monitor, analyze, and optimize cloud costs, identifying opportunities for cost reduction while maintaining performance and reliability.
• Participate in on-call rotation and lead incident response efforts for production infrastructure issues, including root cause analysis and preventive measures.
• Lead proof-of-concepts to validate new AWS services, architectural approaches, or infrastructure patterns before broader adoption.
• Mentor team members on AWS best practices, infrastructure as code techniques, and cloud-native design patterns.
• Write clean, maintainable code and conduct thorough code reviews to ensure adherence to coding standards and best practices.
• Develop and maintain automated testing strategies for infrastructure code to ensure reliability and prevent regressions.
• Proactively identify and address technical debt, focusing on improving infrastructure reliability, maintainability, and developer experience.
• Stay current with AWS service updates and cloud infrastructure trends, evaluating and introducing relevant technologies that benefit the platform.
• Document infrastructure architecture, runbooks, and operational procedures to ensure knowledge sharing and team effectiveness.
• Facilitate effective communication and collaboration within the platform engineering team and across cross-functional teams.
• Support strategic planning around infrastructure roadmap priorities in alignment with business objectives and application team needs.

Required Qualifications

• Bachelor's Degree in Computer Science or a related field with 5+ years of experience/proficiency or a combination of education and experience
• Proficiency in at least one major programming language
• Demonstrated commitment to quality and continuous improvement
• Strong problem-solving skills and the ability to work independently as well as in teams.
• Excellent communication skills with the ability to explain technical concepts to non-technical stakeholders.

Desired Qualifications

• Strong familiarity with AWS RDS database services and database engineering principles, including performance tuning, backup/recovery strategies, and high availability configurations
• Experience mentoring junior engineers and collaborating with cross-functional teams
• Background working in platform engineering or internal developer platform teams
• Familiarity with Ruby on Rails or a comparable stack, sufficient to debug alongside application team.
• Advanced knowledge of Kubernetes, experience in building controllers and operators.
• Proven track record of designing and implementing highly available, fault-tolerant infrastructure at scale
• Experience with observability and monitoring tools (CloudWatch, Datadog, etc.)

If you thrive in a high-energy, entrepreneurial environment, we invite you to share your passion, ideas and excitement at nCino.

The base salary range for this job is: $107,900.00 - $183,400.00

nCino provides equal employment opportunities to all employees and applicants for employment without regard to race, color, religion, sex, sexual orientation, gender identity, national origin, age, protected veteran status, disability, genetics or other protected groups. In addition to federal law requirements, nCino complies with applicable state and local laws governing nondiscrimination in employment in every location in which the company has facilities. This policy applies to all terms and conditions of employment, including recruiting, hiring, placement, promotion, termination, layoff, recall, transfer, leaves of absence, compensation and training. nCino is committed to the full inclusion of all qualified individuals. As part of this commitment, nCino will ensure that persons with disabilities are provided reasonable accommodations. If reasonable accommodation is needed to participate in the job application or interview process, to perform essential job functions, and/or to receive other benefits and privileges of employment, please contact us at [e-mail]. Our commitment to inclusion and equality includes a strong belief that the diversity of our team is instrumental to our success. We strive to create workplaces where employees are empowered to bring their authentic selves to work.

At nCino, we believe transforming financial services requires more than cutting-edge solutions it requires curious minds and bold ideas. Innovation isn't just built into our technology; it lives in our people. We know that breakthroughs happen in small, everyday moments as much as the big ones, and that real impact comes when talented people challenge convention together. That's why we hire curious minds, provide them with the resources they need to excel, and trust them to make extraordinary impact. The results speak for themselves: the nCino Platform has revolutionized how financial institutions operate, helping over 2,700 customers worldwide enhance strategic decision-making, improve risk management, and elevate customer satisfaction through best-in-class intelligent solutions. Recognized as a Great Place to Work and a top workplace in fintech, we're powering a new era of banking with data, AI, automation, and the ingenuity of our teams, proving that when curious minds meet bold ideas, extraordinary impact follows.