Top Tech Jobs & Startup Jobs in NYC, NY

The Sales Specialist will conduct market research, generate leads, and build relationships with B2B clients through calls and presentations, while maintaining records in a CRM system.

The Data and Office Manager oversees operations and data functions, manages student records, fiscal processes, and supports participant engagement for the YouthBuild program.

The Sr. Software Engineer will develop and test applications using .NET and SQL, collaborate with teams, ensure quality practices, and maintain technical documentation. They will contribute to software design and process improvements while adapting to changing environments in payment systems.

Own end-to-end product design for consumer-facing fintech/crypto flows (onboarding, deposits, withdrawals). Create adaptive, high-conversion experiences, design systems, and motion that enhance usability. Collaborate closely with PMs and frontend engineers, drive design decisions, and execute autonomously with a strong focus on visual craft and quality.

Own and ship new product features in a React + Node.js stack, design and scale AI-driven workflows (video validation, content categorization, creator-brand matching), set engineering standards, lead code reviews, mentor teammates, and collaborate cross-functionally to deliver end-to-end solutions.

As a Senior Software Engineer, you will develop new products and improve engineering infrastructure while taking ownership of product deliverables and enhancing technical architecture.

Participate in paid brand projects as a gardener or landscaping expert to create product recommendation videos and provide expert insights on outdoor equipment.

Manage day-to-day production, scheduling and sends for the US newsletter portfolio. Execute A/B tests, monitor KPIs, produce performance reports, support growth and retention efforts, and coordinate cross-functional partners to launch and optimize newsletters and breaking-news email sends.

Assist in maintaining and managing IT infrastructure, ensuring performance and security, while troubleshooting and documenting system configurations.

As a Social Media Marketer at Extend, you'll manage our presence on X and LinkedIn, develop content strategies, engage with the developer community, and enhance our brand's visibility.