Stable Kernel · 1 day ago
Principal Software Engineer
Atlanta, GA
Full-time
Hybrid
Lead/Staff
$170K/yr - $170K/yr
10+ years expStable Kernel is a technology services firm and custom software developer building scalable software solutions for innovative enterprises. The Principal Software Engineer plays a key role in developing and delivering innovative projects, collaborating with engineers and product teams to influence product roadmaps and implement software development best practices.
Artificial Intelligence (AI)Consumer SoftwareData IntegrationData VisualizationEnterprise SoftwareMachine LearningMobile AppsMobile PaymentsSoftware EngineeringUsability Testing
No H1B
Responsibilities
Designing and implementing exemplary solutions regarding scalability and cost-effectiveness by making trade-offs between opportunity and complexity
Setting standards for codebase health and promoting best practices throughout the organization
Clarifying strategic outcomes and influencing roadmaps and projects
Identifying, suggesting, and driving improvements in your customers' end-to-end experience
Aiding in estimating work for new business with more unknowns and coaching others in estimation best practices
Coordinating across the entire company
Influencing the entire organization to make changes to support your work
Advising teams across the company
Designing a long-term roadmap with no direction
Translating customer and business needs and strategic direction into projects and consistently simplifying high-complexity situations
Coaching and mentoring others in tackling ambiguity
Planning, communicating, and executing to solve our most challenging problems
Ensuring alignment with long-term objectives, fostering a culture of informed decision-making and innovation
Decomposing strategic direction into projects: Anticipating most risks and driving simplification to mitigate risks ahead of time
Escalating issues while solving them in parallel ensuring others are informed
Identifying and nurturing potential in others
Providing strategic guidance
Helping develop career paths for team members
Setting the strategic direction for projects or areas of technology, leading multiple project teams, and influencing decision-making at higher organizational levels
Exhibiting strong capabilities in stakeholder management, negotiating, and problem-solving in complex scenarios
Mentoring and developing other leaders within the team, fostering a culture of innovation, and contributing significantly to organizational goals
Proposing new organization-level processes to improve key areas such as team throughput, employee happiness, or product engagement
Driving best practices across the organization
Exhibiting exceptional mentoring abilities and fostering a culture of continuous learning and improvement by leading projects
Qualification
Required
10+ years of development experience with an emphasis on back-end development
Extensive experience serving as a trusted consultant to stakeholders and cross-functional teams, providing expert guidance on backend service design, delivery, and integration
Degree in Computer Science or relevant field or experience
Intimate, Working Familiarity With: Go: Architecting and optimizing large-scale distributed systems using Go, applying advanced concurrency patterns, profiling, and performance tuning to meet demanding SLAs
AWS: Drive cloud architecture strategy on AWS, building secure, scalable, and cost-optimized systems with services such as ECS/Lambda, API Gateway, DynamoDB, RDS/Postgres, S3, CloudWatch, KMS, and IAM; guide teams in adopting cloud-native patterns and operational excellence
IaC: Experience with Infrastructure-as-Code (IaC) tooling such as AWS CDK or Terraform
Kubernetes: Experience with Kubernetes concepts and container orchestration
DynamoDB / Postgres: Design and evolve data architectures using both NoSQL (DynamoDB) and relational (Postgres) technologies; define data models, partition strategies, indexing approaches, and performance optimization patterns to support high-volume, mission-critical workloads
Strong understanding of the e-commerce payments lifecycle, including authorization, capture, settlement, refunds, and chargebacks, with hands-on experience integrating with payment gateways, processors, and related financial services
Strong experience architecting, designing, and implementing backend services with an emphasis on high test coverage at all levels – unit, integration, contract, and end-to-end
Experience creating and executing automated tests within CI/CD pipelines using quality gates to ensure reliability and maintainability (e.g. GitHub Actions, CircleCI, Jenkins)
Experience with test infrastructure and environments that support backend service validation, including service virtualization and mocking in CI/CD workflows
Experience conducting backend performance and load testing to assess system scalability, latency, and throughput under production-like conditions
Preferred
Experience with Java
Experience with observability platforms and best practices (Datadog a plus)
Experience in designing and implementing progressive deployment strategies such as Canary and Blue/Green deployments to reduce risk, ensure seamless rollouts, and maintain high availability across complex, distributed systems
Familiarity with tools such as ArgoCD
A curious technologist who explores AI augmented development workflows, leveraging tools such as Anthropic models, Cursor, Copilot with Open Spec, Spec Kit, and related frameworks
Benefits
Company-subsidized health, vision, and dental plan premium options beginning on the first day of employment
401k with above-average company matching
Fully paid Group Life, Short and Long Term Disability, and AD&D insurance
Optional Flexible Spending Account and Health Savings Account participation
Voluntary Life, Critical Illness, and Accident insurance
EAP and Health Advocacy program available at no cost to employees and their dependents
$3000+ annual industry educational budget
Paid time off and paid holidays
Company
Stable Kernel
Stable Kernel specializes in custom software, data architecture, and AI solutions for foodservice enterprises
51-200 employees
Funding
Current Stage
Growth StageLeadership Team
Jason Russell
CEO/Co-Founder
Jami Sieder
Chief People & Culture Officer
Recent News
2025-07-13
Company data provided by crunchbase