Fast-Growing Startup Jobs in USA

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Looking for Fast-Growing Startup jobs in USA? Browse our curated listings with transparent salary information to find the perfect Fast-Growing Startup position in the USA area.

IT Product Manager

Company: AffiniPay

Location: USA

Posted Jun 22, 2024

The job posting is seeking an IT Product Manager to work at the intersection of business operations and technology teams, responsible for developing and enhancing strategic technology projects. The ideal candidate has experience in product roadmaps, technical feasibility, and business value, with a passion for understanding both technical and business aspects.

Backend Engineer - Discovery

Company: Whatnot

Location: USA

Posted Jun 23, 2024

Whatnot is a rapidly growing livestream shopping platform backed by prominent investors. The company is committed to its values and operates as a remote-first team with hubs in several countries. Whatnot specializes in live auctions in various categories, including sports, fashion, video games, and streetwear. The platform focuses on community and seller vetting to create a welcoming space for buyers and sellers. The company is hiring a backend engineer with expertise in building scalable systems, strong product instincts, and experience in taxonomy and/or machine learning fields. The compensation package includes a competitive salary, benefits, and stock options. Whatnot is an Equal Opportunity Employer, valuing diversity and non-discrimination.

DevOps Engineer

Company: aquilasw

Location: USA

Posted Jun 23, 2024

Emphasys Software, a leading provider of public housing software in the US, is seeking a DevOps Engineer. The role involves Azure Infrastructure provisioning, designing build and deployment scripts, managing source code repositories, and participating in release planning. Qualifications include experience with Azure, understanding of PaaS and IaaS, and proficiency in automation tools. Benefits include insurance, a bonus program, competitive 401(k), PTO, gym stipend, tuition reimbursement, and flexible work schedule. Emphasys values excellence, innovation, work-life balance, and personal development.

Sales Development Representative

Company: AffiniPay

Location: USA

Posted Jun 22, 2024

AffiniPay, a leading fintech company based in Austin, Texas, is seeking a Sales Development Representative for their fast-paced, growing team. The role involves managing inbound leads for the MyCase product, identifying sales opportunities, and maintaining a high call volume to qualify key leads. The ideal candidate should have sales experience, strong communication skills, and the ability to work in a dynamic environment. AffiniPay offers a competitive base pay range of $48,000-$50,000 annually plus uncapped commission, and the position is eligible for overtime.

Client Success Associate

Company: AffiniPay

Location: USA

Posted Jun 22, 2024

AffiniPay is seeking a Client Success Associate to join their team and support the CASEpeer product, a top-rated case management software for personal injury law firms. The role involves leading and supporting client accounts, communicating directly with clients, advocating for clients, and developing best practices. The ideal candidate has 1+ years of experience in a client-facing role and strong communication skills. The pay range is between $45,000 - $51,000 annually.

Site Reliability Engineer

Company: AffiniPay

Location: USA

Posted Jun 23, 2024

AffiniPay is seeking a Site Reliability Engineer to join their Platform Engineering Organization. The role involves building and maintaining their next-generation platform, ensuring availability, performance, and security. The engineer will work closely with the development team, automating deployment, monitoring, and incident response for a 100% cloud-based infrastructure. They will also participate in designing disaster recovery solutions, collaborate with developers, and develop operational best practices. The ideal candidate should have 5+ years of professional technical experience, proficiency in programming languages, and experience with AWS, Kubernetes, and CI/CD pipelines.

Staff Engineer

Company: Svix

Location: USA

Posted Jun 23, 2024

Svix is looking for a 10x staff engineer to help scale the team and product. The role involves solving interesting problems, building new features, and providing a great developer experience. The company offers a competitive salary, equity, and benefits.

Lean In Programs Coordinator (Time-Limited)

Company: Sandberg Goldberg Bernthal Family Foundation

Location: USA

Posted Jun 22, 2024

The Sandberg Goldberg Bernthal Family Foundation is looking for a temporary Coordinator to support their Lean In Programs team. The role involves administrative tasks, such as email management, data collection, and expense processing. The foundation offers a competitive salary range, comprehensive benefits, and a team that values diversity and inclusion.

Software Engineer - Ads

Company: Quora

Location: USA

Posted Jun 23, 2024

Quora, a remote-first company, is seeking an experienced engineer for its Ads product team. The role involves driving projects from ideation to production, architecting and implementing features for the online ad platform, and working closely with cross-functional teams. The ideal candidate should have 4+ years of full-time product development experience, strong skills in Python, Java, or C++, and knowledge of backend and frontend technologies. Preferred requirements include industry experience in online advertising, experience with open-source data infrastructure technologies, and frontend experience with React, JavaScript, and TypeScript. Quora values diversity and inclusivity, and offers a wide range of benefits including medical/dental/vision coverage, remote work reimbursement, and equity. The salary range for US-based applicants is $120,800 - $232,750 USD + equity + benefits, and for Canada-based applicants is $122,471 - $235,970 CAD + equity + benefits.

Account Executive Mid-Market

Company: AffiniPay

Location: USA

Posted Jun 22, 2024

AffiniPay is seeking a Senior Account Executive with 3+ years of SaaS sales experience. The role involves driving revenue, developing sales strategies, and negotiating deals. The company offers a competitive base pay range of $60000 - $70000 USD annually plus uncapped commission. The ideal candidate is a team player with a hunter mentality, self-motivation, and Salesforce.com experience.

Senior Data Engineer

Company: Youdotcom

Location: USA

Posted Jun 22, 2024

You.com is a truthful, accurate, and transparent AI Assistant that helps people discover and engage with information online. It has been recognized for its innovative solutions and has a strong team of data engineers and scientists.

Implementation Manager

Company: HealthJoy

Location: USA

Posted Jun 23, 2024

HealthJoy, a high-growth company with over $100M in fundraising, is seeking an experienced Benefits Implementation Specialist. The role involves delivering customized onboarding experiences, managing SaaS implementations, and serving as a subject matter expert on benefits configuration. The ideal candidate should have 2-5+ years of professional experience in Benefits, strong attention to detail, and proficiency in Excel and SQL. HealthJoy offers a comprehensive Total Rewards package, including medical, dental, vision insurance, HSA contribution match, stock options, 401k match, paid parental leave, and flexible PTO.

Frequently Asked Questions

What are typical salary ranges by seniority in fast‑growing startups?
Junior engineers earn $70k–$90k, mid‑level $90k–$120k, senior $120k–$160k, staff/lead $160k–$200k, and executive roles like VP/CTO $200k–$250k. Product managers follow a similar ladder, with senior PMs reaching $140k–$180k plus 2–4% equity.
What skills and certifications are most valued in fast‑growing startups?
Hands‑on experience with React, Node.js, TypeScript, Go, and Python is essential. Cloud mastery—AWS Certified Solutions Architect, Google Cloud Professional Data Engineer, or Azure Solutions Architect—is highly prized. Agile credentials like Certified Scrum Master or SAFe Agilist, and data‑analysis tools such as Looker or Tableau add extra weight.
Is remote work available for fast‑growing startup roles?
Yes—most early‑stage startups adopt a remote‑first or hybrid model, allowing engineers, designers, and marketers to work from any location with a stable internet connection. Some product or sales roles may require occasional on‑site demos, but overall flexibility remains the norm.
What career progression paths look like in fast‑growing startups?
Engineers often move from junior to senior, then to tech lead, engineering manager, and finally VP of Engineering. Product managers progress from associate PM to senior PM, product lead, and head of product. Design leads can grow into UX director or chief design officer, while sales roles climb from SDR to account executive, to sales director.
What industry trends are shaping fast‑growing startups?
AI/ML integration, edge‑computing platforms, blockchain‑based fintech, telehealth, climate‑tech, and remote collaboration tools are driving the next wave of growth. Startups that embed data privacy, zero‑trust security, and sustainability metrics into their core offerings are attracting top talent and investors.

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