Top Tech Jobs & Startup Jobs in NYC, NY

The Senior Platform Engineer will build infrastructure for AI systems, design complex workflows, and develop reusable abstractions while collaborating with customers.

Lead architecture, design, fabrication, testing, and optimization of silicon photonics integrated circuits for coherent long-haul, metro, and pluggable optical systems. Drive PIC specification, link-budget analysis, DFM/DFT practices, cross-functional execution with RFIC/DSP/packaging/foundry partners, and establish simulation and test infrastructures for scalable, high-yield production.

Drive sales of physical and IT security solutions to commercial and enterprise customers. Develop capture and bid strategies, qualify opportunities, coordinate matrixed teams to build technical solutions, analyze competition, manage pricing strategies, and cultivate relationships with key decision-makers to win business and meet revenue targets.

The Business Director will lead and inspire a team, drive client success, oversee account profitability, deliver strategic thinking, and foster collaboration while shaping the agency's future with creative, socially-led campaigns.

Seeking a Mobile Developer with extensive experience in mobile app development using Xamarin.Forms and C#. Responsibilities include designing, developing, and maintaining mobile applications and RESTful APIs. Collaborate with cross-functional teams, ensuring performance and quality of apps.

As a Commercial Solutions Architect, you will design and validate observability solutions, engage with customers, and drive technical value for Dash0's platform, while collaborating with sales and product teams to deliver impactful Proofs of Concept.

As a Senior Software Engineer, you'll develop and maintain Python-based internal tools, automate operations, and collaborate with engineering and operations teams to improve workflows.

The Executive Assistant will provide comprehensive support to leadership, manage calendars, coordinate projects, and maintain confidentiality while prioritizing multiple tasks.

Evaluate and author high-quality computer science content to improve AI model reasoning and accuracy. Analyze complex CS problems, create scenarios/datasets, review AI outputs for correctness, and collaborate remotely to refine guidelines and documentation.

As an Engineering Intern, you'll develop and enhance features across web and mobile platforms, debug systems, and engage in architecture discussions for a real-world product team.