Top Tech Jobs & Startup Jobs in Boston, MA

Build and review full-stack software environments for AI training. Develop frontend and backend features, integrate APIs, debug issues across UI and data layers, improve code quality, document technical reasoning, and review peer submissions. The role requires frontend and backend development experience with frameworks such as React or Angular and stacks including Node.js, Python, Java, or Go. Prior AI experience is not required.

Analyze native FreeCAD multi-part assemblies and author precise, verifiable technical question-and-answer sets for AI training. Apply mechanical engineering expertise to evaluate geometry, assembly relationships, engineering function, and drawing interpretation. Produce technically accurate written content, document ambiguities, communicate asynchronously, incorporate feedback, and deliver assessment-ready materials with exceptional attention to detail.

Build and maintain responsive, accessible front-end interfaces using React, React Native, HTML, CSS, and Shopify. Apply UX/UI principles, collaborate with designers and multidisciplinary teams, provide clear technical feedback, and independently deliver high-quality work on complex technology or AI-related projects. Contractors complete output-based tasks and must meet weekly minimum submission requirements, with an expected start within 24–48 hours of onboarding.

Reconstructs and enhances PowerPoint presentations featuring financial analysis, valuation, data visualization, and investor materials. Designs persuasive, investor-ready presentations; edits content for accuracy and readability; evaluates drafts for data integrity and messaging; and provides asynchronous feedback to support AI training projects.

Complete realistic workflows in FL Studio, including music production, audio editing, mixing, sound design, and project organization. Record screens, document steps, create prompts and rubrics, evaluate outputs, and follow project quality standards independently in a remote contractor role.

Design realistic, multi-step finance and accounting benchmark tasks based on FP&A, financial reporting, audit, and reconciliation workflows. Create supporting spreadsheets and financial documents, define objective grading criteria, evaluate task ambiguity, and deliver approved tasks on schedule. The role requires strong judgment, Excel proficiency, cross-document analysis, structured review experience, and at least five years of hands-on finance or accounting experience.

Creates professional finance and accounting tasks, scoring rubrics, reference analyses, and evaluations for AI training. Reviews AI-generated financial outputs for accuracy, methodology, assumptions, logic, completeness, material errors, and professional judgment. Critiques peer rubrics and supports reinforcement learning and supervised fine-tuning datasets while maintaining professional finance and accounting standards.

Contract Electronics Engineer supporting AI training through robotic system video annotation. Reviews electrical and electronic observations, interprets schematics, identifies system events and anomalies, documents technical explanations, refines annotation guidelines, and collaborates asynchronously with engineering and machine learning teams.

Conduct equity research analysis for AI training datasets, including earnings analysis, estimate revisions, peer benchmarking, financial modeling, valuation analysis, and investment thesis development. Review company models, assess revenue, margin, cash flow, and valuation drivers, produce concise research summaries and event updates, identify sector trends and catalysts, and provide feedback to improve research-content quality.

Create realistic business scenarios using Excel, PowerPoint, and Word; interact with LLMs; review and compare AI-generated Office documents; and provide detailed feedback on accuracy, quality, and business relevance. The role requires strong analytical, communication, and document-review skills, with expertise in complex business models, reports, analyses, and presentations.