Top 10 highest paying companies that use S3

$144-$236k, excellent benefits package including paid time off, competitive salary commensurate with experience

SLAC National Accelerator Laboratory is looking for a Lead Engineer for the Vera C. Rubin Observatory’s US Data Facility (USDF). Rubin Observatory is an ambitious scientific project to study the nature of Dark Energy and Dark Matter, distant galaxies and quasars, our Milky Way Galaxy and Solar System, and a wide range of time-variable objects throughout the Universe. In 2025 Rubin is launching the 10-year Legacy Survey of Space and Time (LSST) using the world's largest digital camera mounted on a dedicated telescope at an excellent astronomical observing site in the Chilean Andes to build an unprecedented digital imaging database for research in astrophysics and cosmology. As the Lead Engineer for Rubin's USDF, you will own the interface between science operations and data infrastructure. We are looking for a generalist who is excited to work with both scientists and engineers to enable transformative new discoveries in data-intensive astrophysics.

$160k-$210k + equity

We build Africa’s leading identity verification service, expanding access to secure financial services across the continent in a fast-growing market. We have built proprietary machine learning algorithms and a technology platform to cater for all skin tones, entry-level devices and low bandwidth. We perform 10M+ identity checks per month and are Series B funded with enough revenue to focus on getting to profitability.

170-200k base + equity; visa sponsorship not provided. Benefits: unlimited PTO, $100/mo education stipend, flexible hours, health insurance. Company aims to be in the 95th percentile of equity compensation.

BuildBetter is an AI-first product operations platform for customer-led teams. Hiring two senior engineers to own product development end-to-end, solve scalability and AI adoption challenges, build rich frontend experiences, agent and workflow systems, and experiment with cutting-edge models. Small team, high ownership, frequent product updates.

Salary range for both roles 120-180K

Join us to make healthcare benefits less confusing. Backed by top VCs (Greycroft and Pear VC), we built a platform to help employees pick the right health insurance through a personalized recommendation. Following successful initial clients, we are growing the team to scale the platform and build more features. Our tech: Python, Django, Pandas, Tailwind, Alpinejs, AWS Lambdas, S3, RDS Why Budgie: People shouldn’t need a PhD to understand their healthcare. At Budgie, we are reinventing how Americans interact with their healthcare benefits. We believe that by translating complex healthcare data into simple financial experiences, we can empower people to make better decisions while saving time, money and stress. We are starting by modernizing how employees choose their health insurance plan. Ask your friends if they need help picking their health insurance and you will understand how big the opportunity is.

$140k–$180k per year; full-time

Clever Benefits is hiring a Senior Full Stack Software Engineer to build and scale their platform. You will deliver end-to-end features across a React web app, React Native mobile app, Node.js/TypeScript backend, and AWS infrastructure. Small team, high ownership, production focus. Role is hybrid: must live within 30 miles of North Scottsdale and be onsite 2 days/week. Requirements: 8+ years experience; strong TypeScript; production experience with React, React Native, and Node; solid AWS background; Prisma/Postgres/tRPC; comfortable owning features from design through deployment. Nice to have: TestFlight/Play Store workflows, monorepos (pnpm/bun workspaces), IaC (CDK/Terraform), interest in AI/codegen and automation. Apply by emailing your resume and a short note to sal@cleverrx.com.

$150k + benefits

GloveBox is an InsurTech with an innovative platform that’s changing how insurance works for everyone involved. We believe the industry has long needed a transformation, and we’re here to build it—bridging the gaps between policyholders, agents, and carriers through seamless, powerful connections. Backed by industry-leading InsurTech VCs, influential agencies, and top insurance experts, GloveBox is breaking down outdated barriers with a clear mission: to make insurance transparent, empowering, and accessible for millions. As a Product System Engineer at GloveBox, you’ll be instrumental in developing core web services and APIs. You will be heavily involved with the design and implementation of system level enhancements, from the database all the way through public facing APIs. This role will have an emphasis on building out CRM and user notification / communication capabilities.

£95–120k / $120–150k + 0.5–1.5 % equity | Full hardware & conference budget.

We are building an AI analyst that lets private‑equity teams surface deals sooner, model targets faster and publish sharper insights. Backed by tier‑one angels (Nas, Chad Hurley, Jeffrey Katzenberg, Andrew Bogut, Elefund), we’re live with paid design‑partner funds and now need our first dedicated engineer. You’ll own schema design, LLM prompt/tool orchestration, and AWS/Vercel deployment from day one.

€100–125K base + equity

We’ve built a monetization and messaging platform in the creator economy. Small team, fast execution, high ownership. Remote-first, with occasional in-person meetups. Expect high intensity, autonomy, and very little process. Must-have: Supabase (Postgres, Deno, S3), Strong TypeScript, Modern frontend frameworks (preferably SvelteKit), Basic Tailwind, Basic Git. Nice-to-have: GitHub Actions, zod. Compensation: €100–125K base + equity. Apply via hr@goodchat.com. Please show a fullstack app you’ve built (0→1), GitHub profile, resume, and why you want to work with us.

$90,000 - $120,000 per year + 0.01% - 1% equity

Repost is the music industry’s fastest growing music distribution service enabling musicians to monetize on platforms like SoundCloud, Spotify, iTunes. Seeking a software engineer to build artist tools for creators. Onsite role in Los Angeles, CA.

€70k–€120k depending on experience. Austria offers strong public benefits (free childcare, kindergarten, universities) which increase effective compensation. Hybrid: ~40–60% home office after onboarding.

Work in a small team (5 devs + 2 contractors) owning features end-to-end to build and evolve a SaaS product for international customers. Tech stack: React frontend (S3 + CloudFront), Java backend as a "lambdalith" on AWS Lambda (Java 25), serverless architecture, CDK IaC, strong focus on automated tests and highly automated infrastructure with direct deploys to production. UI/UX-focused role pushes UX quality and frontend maintainability. Requirements: 5+ years production experience, strong engineering fundamentals, Java + JavaScript (other languages OK), AWS experience a strong plus, comfortable working autonomously. Location: onsite in Krems an der Donau / Wachau region (near Vienna) with hybrid home office (~40–60%) after onboarding.