Arkestro's Predictive Procurement Platform applies AI game theory and behavioral science to enterprise negotiations. It moves teams away from reactive supplier bidding toward data-driven offers that reduce friction and help both buyers and suppliers reach better outcomes faster. Arkestro helps procurement teams influence more enterprise spend and uncover savings that traditional sourcing approaches often leave behind by applying predictive intelligence to how sourcing events are designed and executed. We’re a hyper-growth company looking for people who take ownership and are comfortable working through complexity. This is a tremendous opportunity if you want to do meaningful work and help shape how large enterprises run procurement… Arkestro is a place where you can have a big impact. See Arkestro in action at arkestro.com We’re looking for a strong Fullstack Senior Software Engineer with a passion for delivering product solutions to join our Product team and help us scale our platform and deliver cutting edge capabilities to our customers. This engineer will be an integral part of the team that designs builds and innovates our product. The right candidate will collaborate with a phenomenal group of software engineers data scientists product managers product designers and quality engineers to deliver and scale a transformational software product. Responsibilities Autonomously deliver ongoing business impact across a team product capability or technical system. Collaborate with QA engineers to ensure designs are technically feasible. Collaborates with the product team to ensure quality throughout the SDLC and product release cycles Work with Product Management to estimate and commit. Work with Staff Engineers to ensure architecture aligns with organizational goals. Implement best practices methodologies and tools to optimize the development process and increase efficiency. Communicate effectively with stakeholders including senior leadership to provide updates on project status risks and issues. Participate in on-call rotation Technologies and tools we use Frontend React TypeScript AntD Jest + React Testing Library Playwright Backend Ruby Rails Node Python Postgres Redis Sidekiq RSpec Fundamentals Shell SQL config file and environment configuration Workflow and Deployment Github AWS DataDog Jira Confluence Qlty Agile Development Methodologies Kanban Scrum Artificial Intelligence Prompt engineering harness engineering Qualifications 6yrs+ building customer-facing applications professionally in collaboration with Product Management UX and Data 6yrs+ of Rails/Ruby 4yrs+ React JavaScript/TypeScript NextJS CSS Figma. 3yrs+ of Architecting Full Stack Applications 2yrs+ of AWS and/or Kubernetes with Istio 6 months+ of SDLC AI native usage via Claude Code Claude Cowork or similar Bonus Qualifications Experience working in fast moving environments with on-call rotations and documented SLAs SLOs RPOs and RTOs. Google Suite Jira Confluence Slack Fellow Pagerduty Datadog Sendgrid Code Climate Pay Range $160000 $180000 USD Arkestro is committed to providing our employees with a benefits package designed to give you the flexibility you need to ensure a healthy life/work balance. Arkestro offers our employees great benefits and perks including but not limited to Competitive salary and startup equity Medical Dental Vision insurance premiums covered up to 100% (employee only) 401K discretionary employer matching Unlimited PTO A remote-first team with regular opportunities to get together in person for team building design sprints and customer visits Annual budget of $1000 for learning and professional development Diverse inclusive highly collaborative and vibrant culture Arkestro is an equal opportunity employer that is committed to diversity and inclusion in the workplace. We prohibit discrimination and harassment of any kind based on race color sex religion sexual orientation national origin disability genetic information pregnancy or any other protected characteristic as outlined by federal state or local laws. Disclaimer Please note this job description may not be inclusive of all assigned duties responsibilities or aspects of the job described and that additional tasks may be assigned to the employee from time to time or the scope of the job may change as necessitated by business demands. Arkestro reserves the right to change duties responsibilities and activities at any time with or without notice.