Senior Software Engineer (Python/Node)

Location: RemoteSalary Range: $110,228 - $170,241 per year, depending on experience and qualifications.Employment Type: Full-TimeWhat you can expect as the Senior Software Engineer (Python/Node) at Fortress...The Senior Software Engineer (Python/Node) is responsible for designing, building, and delivering scalable, secure back-end software systems that support Fortress products and data workflows. This is a back-end focused role serving as a technical subject matter expert in Python and Node.js, owning complex feature development, contributing to architectural decisions, and ensuring high-quality releases.This position applies AI and LLM technologies to improve development velocity and system capabilities while maintaining strict standards for validation, security, and reliability. The Senior Software Engineer also mentors other engineers and drives improvements in engineering practices, system performance, and delivery consistency.Responsibilities Include:Design, build, and deliver production-grade back-end software features in Python and Node.js that meet defined requirements, performance expectations, and delivery timelinesOwn end-to-end release quality by ensuring accurate ticket tracking, clear ownership, validated deployment processes, defined rollback strategies, and successful completion of all testing requirementsIdentify, troubleshoot, and resolve complex production issues by performing root cause analysis and implementing durable, scalable fixesContribute to back-end system architecture by evaluating design trade-offs, improving system scalability, and aligning technical solutions with business objectivesApply AI and LLM tools to accelerate development, generate solutions, and support workflows while validating outputs and mitigating security and reliability risksMentor engineers through code reviews, technical guidance, and hands-on support in debugging, system design, and development best practicesPartner with Product, Operations, Data Operations, and Engineering leadership to clarify requirements, prioritize work, and ensure consistent delivery outcomesImprove engineering efficiency by identifying gaps, adopting new tools and technologies, and enhancing development and deployment processesMinimum Qualifications:5+ years of professional software engineering experience building and maintaining production back-end systemsStrong proficiency in Python and Node.js with the ability to deliver production-ready code independentlyExperience working with distributed systems, including designing, debugging, and improving system reliability and performanceHands-on experience with Celery, PostgreSQL, and DockerExperience using AI/LLM tools in a development environment, including prompt engineering, output validation, and building LLM-supported features such as agents or workflowsAbility to critically evaluate AI-generated outputs and ensure accuracy, security, and appropriate implementationStrong debugging, problem-solving, and system design skillsAbility to manage work independently, meet sprint commitments, and operate effectively in evolving technical environmentsComfortable collaborating across global time zones, with occasional flexibility outside standard business hours as neededProficiency in Microsoft Office tools, including Excel and PowerPointPreferred Skills:Experience with Go programming languageExperience with AWS networking and infrastructureFamiliarity with OpenSearch and SignozExperience building or integrating AI-driven systems such as agents, MCPs, or workflow automation tools in production environmentsEducation:Bachelor’s degree in computer science, Software Engineering, Computer Engineering, or related field, or equivalent professional experienceEmployee Benefits:Competitive pay structure Medical, dental, vision plans with employees covered up to 90% with highly progressive options for dependents and families Company paid life, short- and long-term disability insurance Employee Assistance Program 401(k) match Flexible Paid Time OffParental LeaveEmployment Perks:We provide each employee with professional growth opportunities through succession planning, up-skilling, and certifications Tuition and certification reimbursement Employee Referral Programs Company Sponsored Events Fortress is proud to be an Equal Opportunity Employer. All employees and applicants will receive consideration for employment without regard to age, color, disability, gender, national origin, race, religion, sexual orientation, gender identity, protected veteran status, or any other classification protected by federal, state, or local law. Fortress Information Security takes part in the E-Verify process for all new hires.For positions located in the US, the following conditions apply. If you are made a conditional offer of employment, you will have to undergo a drug test. ADA Disclaimer: In developing this job description care was taken to include all competencies needed to successfully perform in this position. However, for Americans with Disabilities Act (ADA) purposes, the essential functions of the job may or may not have been described for purposes of ADA reasonable accommodation. All reasonable accommodation requests will be reviewed and evaluated on a case-by-case basis.