Job Title: Senior Software Engineer Company Name: Fullsteam Job Url: https://simplify.jobs/jobs?query=software+engineer&state=Remote+in+USA&experience=Mid+Level%3BSenior&jobId=b50ec973-c573-4475-b1a5-0b9a198471c3&jobType=Full-Time%3BPart-Time%3BContract&workArrangement=Remote Job Description: Full-Time Hide Open user menu Senior Software Engineer Posted on 4/4/2026 Unlock job analytics with Simplify+ Fullsteam 501-1,000 employees Vertical SaaS holding company embedding payments No salary listed Senior Remote in USA Remote Category Software Engineering (1) Full-Stack Engineering Required Skills Skills that you prefer have been highlighted Microsoft Azure React.js SQL jQuery Nest.js Get referrals → You have ways to get a Fullsteam referral from your network. Applications through a referral are 3x more likely to get an interview! History Summary Full Job Posting You match the following Fullsteam's candidate preferences Employers are more likely to interview you if you match these preferences: Degree Experience You have ways to get a Fullsteam referral from your network. Get referrals → Requirements 3+ years of concentrated, daily experience with NestJS is required 3+ years of concentrated, daily experience with React is required Web Services/API experience (.NET Core) Experience with Microservices (.NET Core) Knowledge of Azure CI/CD pipelines Strong database skills (MS SQL) Experience with JQuery and legacy Webforms (.NET 4.8) Familiarity with AI tooling for DevEx Bachelor’s degree in Computer Science, Software Engineering, or a related field (or equivalent experience) 3–5+ years of experience in full stack development (or equivalent experience demonstrating strong skills in the required technologies) Responsibilities Be an essential contributor to the engineering team and team culture. Take full ownership of major features from inception to production. Lead initiatives independently while leveraging support from the team. Analyze, troubleshoot, and fix bugs efficiently. Collaborate across departments to ensure the product meets user needs. Keyword Match Strong - 6 out of 12 found Fullsteam Website View Company Profile Fullsteam buys founder-led vertical SaaS businesses and embeds its cloud-first payments platform into their software. After acquisition, payments processing like recurring payments, EMV, ACH, mobile payments, and automated reconciliation is built into the product, creating a single branded system for both business management and payments. The firm scales by growing its portfolio (over 75 software companies) through acquisitions and using its payments infrastructure across verticals, supported by investors such as Aquiline Capital Partners, Sixth Street, and the Abu Dhabi Investment Authority. Its goal is to improve profitability and speed growth for SMBs by delivering a unified payments ecosystem within each portfolio company across sectors like healthcare, field services, automotive, specialty retail, and association management. Company Size 501-1,000 Company Stage N/A Total Funding N/A Headquarters Auburn, Alabama Founded