Fullstack Engineer jobs in New York City – Page 3 | RoboApply Jobs

Fullstack Engineer jobs in New York City· Page 3

Results 41–60 of 1,225 for “Fullstack Engineer” in New York City.

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Anthropic logo
Full-time|On-site|San Francisco, CA | New York City, NY

Anthropic is hiring a Productivity Engineer to help improve how teams work across the company. This position focuses on making operations run more smoothly by designing and refining tools and workflows. Role overview Work closely with colleagues from different departments to identify areas where productivity can be increased. The goal is to create and implem…

Apr 28, 2026
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bettermoney logo
Full-time|On-site|New York City

OverviewAt bettermoney, we are pioneering the future of stablecoin integration into everyday payments. Our mission is to create a stablecoin clearinghouse that enables seamless transactions, transforming stablecoins into a reliable form of currency rather than mere trading assets. We are in search of a Platform Engineer who has a passion for precision and performance. Join us in enhancing our testing framework to accelerate development while ensuring reliability. Your insights on improving efficiency will help us develop internal tools, development infrastructure, and automation, enabling our compact team to operate with the efficiency of a larger organization.About UsAt bettermoney, we are firm believers in the potential of stablecoins as the foundation for superior payment solutions. We recognize significant structural challenges that impede stablecoin adoption, and we are committed to addressing these issues, starting with our innovative clearinghouse. Based in New York City, our dynamic team has successfully secured $10M in funding from a16z Crypto and other esteemed partners, and we are on a mission to revolutionize currency.Your RoleTake ownership of the test harness for our foundational systems, focusing on integration tests, formal verification, and chaos testing for our ledger, netting algorithm, money transfers, and payment prioritization.Establish correctness assurances that empower the team to deliver faster. By proving accuracy, we can advance with confidence.Design and implement internal tools that enhance our productivity exponentially.Manage CI/CD pipelines, development environments, and deployment infrastructure to streamline the transition from code to production in a safe and efficient manner.Implement observability features such as logging, tracing, and alerting, enabling us to identify issues proactively before our customers notice.And, of course, handle the dishes.Who We SeekA minimum of 3 years of experience in platform engineering, developer tooling, infrastructure, or reliability engineering.Proven experience in developing testing infrastructure for systems where correctness is paramount, such as payments, trading, or ledgers.Familiarity with formal verification, property-based testing, or chaos engineering is highly desirable.A strong vision for what effective internal tooling should encompass, demonstrated by your proactive development efforts.Comfortable navigating ambiguity, viewing it as an opportunity for ownership and innovation.Our Core ValuesChallenge the status quo - we refuse to accept a payment process that takes days and incurs excessive costs.

Mar 22, 2026
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Fauna Robotics logo
Full-time|$110K/yr - $180K/yr|On-site|New York City

Job DescriptionJoin our innovative team at Fauna Robotics as a Forward Deployed Engineer. In this pivotal role, you will directly engage with customers and deployment sites, ensuring our robotic solutions excel in real-world scenarios. You will act as the essential technical liaison between our engineering teams and clients, deploying robots, troubleshooting hardware and software challenges on-site, and relaying valuable insights back to improve our offerings.This position is perfect for dynamic problem solvers who thrive in hands-on environments. Your responsibilities will include diagnosing various issues that may arise, from software configurations to hardware malfunctions, and performing field repairs, including soldering and component replacements. Experience the impact of our technology beyond the lab, contributing significantly to its refinement and growth.

Jan 22, 2026
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st-labs logo
Full-time|On-site|NYC, NY

We are seeking a highly skilled and motivated Senior Platform Engineer to join our dynamic team at st-labs. This role is crucial in designing, developing, and maintaining our platform infrastructure while ensuring optimal performance and reliability. The ideal candidate will possess a strong foundation in software engineering principles and demonstrate a passion for innovation and problem-solving.

Mar 19, 2026
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Garage logo
Full-time|On-site|New York City

Join Our Innovative Team at GarageAt Garage, we are dedicated to revolutionizing the way essential vehicles—such as firetrucks—and critical equipment are delivered to the communities that rely on them. Our AI-driven marketplace transforms lengthy manual processes into efficient, rapid solutions, ensuring that vital resources reach those in need swiftly and effectively. By improving operational efficiency, we not only safeguard communities but also conserve taxpayer funds while bolstering key industries that uphold America's infrastructure.With $18M in funding from notable investors such as Y Combinator, Initialized Capital, Infinity Ventures, and FJ Labs, we are poised for significant growth.Your RoleAs a member of our agile team, you will work closely with the founders on impactful projects that matter. We prioritize user experience and are committed to delivering products that make a difference. In your role as a software engineer, you will have the chance to influence product strategy and create systems that facilitate the movement of real equipment and vehicles nationwide.Your ResponsibilitiesLead the development and management of core systems within our marketplace and transaction infrastructureAutomate intricate workflows involving payments, logistics, compliance, and financingCraft APIs, data models, and services designed for large-scale asset movementCollaborate with product and operations teams to ensure rapid and reliable deploymentYour ProfileYou bring at least 2 years of professional software engineering experience, with a strong command of TypeScript. Your thinking is driven by a product-oriented and systems-based approach, favoring straightforward and dependable solutions. You are passionate about developing software that has a tangible impact on the world.What We ProvideAttractive salary with stock optionsComprehensive health, dental, and vision insurance for you and your dependentsDaily catered lunches at our New York City officeUnlimited paid time off each year$100 monthly wellness stipendBi-annual team retreatsOpportunity to innovate one of the largest and most antiquated marketplaces

Jan 9, 2026
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Crosby logo
Full-time|On-site|New York City

Join Crosby as an Infrastructure Engineer and play a crucial role in designing, implementing, and maintaining robust infrastructure systems. You will collaborate with cross-functional teams to ensure optimal performance, security, and scalability of our infrastructure.

Mar 31, 2026
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dualentry logo
Full-time|On-site|New York City

The Engineering Manager at dualentry will lead a dynamic team of engineers, fostering innovation and collaboration to drive project success. You will be responsible for overseeing engineering projects from conception to execution, ensuring that our technical solutions align with organizational goals. We are looking for a results-oriented leader who thrives in a fast-paced environment and is passionate about technology and team development.

Mar 20, 2026
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Merge logo
Full-time|$200K/yr - $200K/yr|On-site|New York City, NY

Merge stands at the forefront as a premier provider of agentic tools and customer-facing integrations tailored for innovative LLMs, Fortune 500 enterprises, and B2B SaaS organizations. Our robust platform features two pivotal products: Merge Unified, which simplifies the integration of hundreds of tools into business offerings via a single API, and Merge Agent Handler, which equips AI agents with secure access to a myriad of third-party applications. The enterprise-grade capabilities of Merge oversee the entire integration lifecycle, encompassing aspects such as authentication, security, monitoring, and ongoing maintenance. With thousands of organizations relying on Merge, we facilitate accelerated product development, eliminate sales roadblocks, decrease customer attrition, and conserve engineering resources—enabling teams to concentrate on their primary product. Who We Are Seeking:We are on the lookout for an Engineering Manager to lead our expanding team at our NYC office!Key Responsibilities:Take ownership and oversee one of our core engineering teams, comprising 5-10 engineers, fostering a culture of quality, excellence, and continuous growth.Collaborate cross-functionally with product, engineering, sales, finance, leadership, and other departments to meet the company's objectives.Develop and expand the roadmap for your team, considering strategic direction, resource distribution, organizational alignment, and more.Enhance the team through recruitment and internal career development initiatives.

Feb 9, 2026
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brellium logo
Full-time|On-site|New York City

Join brellium as a Senior Product Engineer and become a pivotal part of our innovative team. In this role, you will leverage your technical expertise to design, develop, and implement cutting-edge product solutions. You'll collaborate closely with cross-functional teams to ensure our products meet the highest standards of quality and performance.

Mar 17, 2026
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Hook Music logo
Full-time|On-site|New York City

About Hook MusicHook Music is an innovative social music platform, supported by leading investors, dedicated to revolutionizing music discovery, fan engagement, and creator development. We transform beloved songs into interactive experiences, allowing fans and creators to reimagine music through user-friendly, remix-capable features that require no prior knowledge. By collaborating directly with artists, labels, and rights holders, Hook Music guarantees that music is shared and expressed in ways that honor and compensate the creators behind it. At Hook, music is not merely consumed; it is experienced, expressed, and personalized.Role OverviewWe are seeking an Android Engineer to spearhead the development of Hook Music’s Android application from inception. You will play a crucial role in adapting our core iOS experience for Android users while ensuring the app maintains a native feel, optimal speed, and thoughtful design tailored for the platform.In this pivotal, 0→1 role, you will work closely with product managers, designers, backend developers, AI specialists, and iOS engineers to define the architecture, deliver promptly, and iterate towards achieving product-market fit on the Android platform. We are looking for an individual who is deeply passionate about quality, performance, and user experience, particularly within media-rich, social contexts.ResponsibilitiesDesign, develop, and sustain Hook Music’s Android application utilizing contemporary Android frameworks.Convert product and design specifications into high-quality, scalable implementations.Guarantee exceptional application performance across media playback, creation workflows, and social feeds.Collaborate closely with backend engineers to establish clear API contracts.Work cross-functionally with product and design teams to enhance user experience and deploy updates iteratively.Implement Android engineering best practices, design patterns, and coding standards.Monitor application performance, stability, and crash metrics to continuously enhance quality.Participate in technical decisions regarding architecture, tools, and release procedures.Required QualificationsMinimum of 4 years of experience in Android development.Strong expertise in Kotlin and modern Android development techniques (e.g., Jetpack Compose, Coroutines, Flow).Demonstrated experience in architecting and deploying production-ready applications.

Feb 18, 2026
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Jahnel Group logo
Full-time|On-site|New York City, United States

As the Head of Engineering at Jahnel Group, you will play a pivotal role in leading our engineering team to innovate and deliver cutting-edge solutions. You will be responsible for driving technical excellence, fostering a collaborative environment, and guiding strategic initiatives that align with our company's goals.Your leadership will empower our engineers to excel and will directly influence the quality and impact of our projects. We are looking for a visionary leader with a strong technical background and proven experience in engineering management.

Apr 8, 2026
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Playground logo
Full-time|$1.2K/yr - $1.2K/yr|On-site|New York City

Playground builds software to help child care providers manage their businesses more efficiently. The platform supports thousands of schools across the United States, with a focus on making high-quality child care more accessible. The company has secured millions in funding and holds several statewide contracts, reflecting strong momentum in the education technology space. Playground’s founders have been recognized on the Forbes 30 Under 30 list for their work in child care technology. The team values a culture where ownership and collaboration are central. Engineers at Playground regularly work together on challenging projects that have a direct impact on customers and the broader child care sector. Role overview This Staff Software Engineer position is based in New York City. The role centers on building and improving Playground’s core products as the company grows. Engineers here contribute to significant technical decisions and help shape the future of the platform. What you will do Work on complex software projects that support child care businesses nationwide Collaborate closely with other engineers and teams to deliver high-impact solutions Take ownership of technical challenges and contribute to a culture of shared responsibility Requirements Experience leading or contributing to large-scale software projects Ability to work effectively in a collaborative, team-driven environment Based in or willing to work from New York City

Apr 29, 2026
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Fern logo
Full-time|On-site|New York City

About FernAt Fern, we empower software companies to create exceptional API experiences. Our esteemed clientele includes industry giants such as Nvidia and Square, along with burgeoning AI innovators like ElevenLabs and OpenRouter.As we advance, the future of API integrations will be predominantly handled by AI agents that require more than just marketing pages—they demand precisely typed schemas, structured endpoints, deterministic contracts, and documentation tailored for context windows.Our compact yet highly skilled team comprises builders from leading tech firms like Google, Palantir, Amazon, and Uber, all collaborating in Williamsburg, Brooklyn. Following our acquisition by Postman, we now serve 40 million users and 98% of the Fortune 500, while preserving the agility, speed, and ownership characteristic of a startup.About the RoleAs the Engineering Manager for Documentation at Fern, you will spearhead a dynamic team of engineers dedicated to developing core product features utilized by thousands of developers. You will blend hands-on technical guidance with people management to ensure successful execution, maintain quality standards, and foster team well-being, while remaining closely engaged with both code and clients.In this role, you will oversee a team of 6-12 engineers, reporting directly to the VP of Engineering, and it requires your presence at our Brooklyn office.Lead and nurture a high-performing team: You will manage, mentor, and nurture a group of high-slope engineers as we expand. Setting clear expectations, providing technical feedback, and collaborating with Staff Engineers to establish technical direction will be crucial.Be a technical leader, not just a people manager: This is a genuine player/coach position. You will review code, influence architectural decisions, and assist in making informed technical choices across the technology stack. You will also write code alongside the team, especially where challenges are greatest and stakes are highest.

Jan 24, 2026
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Extend logo
Full-time|On-site|New York City

At Extend, we are pioneering a cutting-edge document processing platform with a bold vision to redefine the way unstructured data is utilized across industries.We are seeking a talented Growth Engineer to join our founding team, taking charge of technical distribution. This pivotal role exists at the crossroads of engineering, product development, and go-to-market (GTM) strategy, focusing on delivering tangible technical solutions that capture developer interest and drive widespread adoption.This is an active engineering position where you will be responsible for writing code and creating impactful projects.

Jan 12, 2026
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fuku logo
Full-time|$160K/yr - $200K/yr|On-site|New York, New York, United States

Founding Backend EngineerCompany Overviewfuku is an innovative and rapidly expanding social shopping platform co-founded by Phoebe Gates and Sophia Kianni. With a user base exceeding 350,000 and an impressive 90% retention rate, fuku is at the forefront of transforming online shopping through community engagement, personalized experiences, and AI-driven recommendations. Join our dynamic, mission-oriented founding team and play a key role in defining the future of social commerce.Key Job Information- Location: New York City (relocation support provided)- Work Type: On-site, full-time- Required Experience: 3+ years- Salary Range: $160,000 – $200,000 per year- Visa Sponsorship: Available for H-1B, O-1, OPTRole SummaryIn the role of Founding Backend Engineer, you will take ownership of and enhance fuku's data infrastructure, essential for powering search, personalization, and recommendations. Collaborating closely with the CTO and machine learning engineers, you'll design robust data pipelines, architect backend systems, and establish best practices for backend engineering. This is a unique founding opportunity where you will have substantial product and technical ownership.Responsibilities- Design and implement backend systems for fuku's recommendation engine and shopping experience.- Develop and maintain data pipelines for processing large-scale datasets from diverse sources.- Create reusable APIs and microservices for core product functionalities.- Collaborate with the ML team to integrate machine learning models into production.- Ensure system reliability, scalability, and maintainability across the backend stack.- Set and uphold backend engineering standards and technical best practices.Requirements- At least 3 years of backend engineering experience.- Strong expertise in Python and cloud platforms (AWS/GCP).- Practical experience in building data pipelines and microservices architectures.- Familiarity with Airflow, gRPC, GraphQL.- In-depth knowledge of search and vector database technologies, including: - HNSW (Hierarchical Navigable Small World) - OpenSearch / Elasticsearch - Approximate Nearest Neighbor (ANN) frameworks- Exceptional system design and problem-solving capabilities.- Willingness to work in-person in New York City (relocation assistance provided).Benefits & Perks- Competitive salary with equity in the company.- Comprehensive health, vision, and life insurance.- 401(k) plan with company matching.- Complimentary daily lunches, snacks, and late-night Ubers.- Opportunity to work closely with founders and early team members, influencing product and technical direction.Interview Process1. Introductory chat with the Head of Recruiting2. Technical interview3. Coding assessment4. CTO interview5. Onsite interview (technical + cultural fit)6. Offer extended7. Onboarding

Dec 9, 2025
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City of New York logo
Design Engineer

City of New York

Full-time|On-site|New York City

Join the City of New York as a Design Engineer, where you will play a crucial role in shaping the infrastructure and urban environment of one of the world's most dynamic cities. This position offers an exciting opportunity to work on innovative design projects that enhance the quality of life for millions of residents and visitors.As a Design Engineer, you will collaborate with a diverse team of professionals, utilizing your expertise in engineering principles, design software, and problem-solving skills to deliver high-quality designs that meet regulatory standards and community needs.

Mar 24, 2026
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City of New York logo
Database Engineer

City of New York

Full-time|On-site|New York City

Role overview The City of New York needs a Database Engineer to manage and improve large-scale database systems. This position centers on keeping databases reliable and supporting data quality, performance, and security across city departments. What you will do Maintain and optimize complex databases that support city operations Collaborate with teams from various departments to address project and data requirements Support efforts to keep data accurate, secure, and available as needed Location This role is based in New York City.

Apr 24, 2026
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City of New York logo
Stationary Engineer

City of New York

Full-time|On-site|New York City

Role Overview The City of New York is hiring a Stationary Engineer to support the operation and upkeep of heating, cooling, and utility systems across city facilities. This work helps maintain safe and comfortable spaces for employees and residents. What You Will Do Operate and maintain building heating, ventilation, air conditioning, and utility systems Conduct routine inspections of equipment and systems Troubleshoot and resolve mechanical problems as they arise Follow safety regulations and ensure compliance with city standards What We Look For Strong technical skills in mechanical and utility systems Attention to detail when inspecting and maintaining equipment Ability to work independently and collaborate with a team Location This position is based in New York City.

Apr 16, 2026
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City of New York logo
Chief Marine Engineer

City of New York

Full-time|On-site|New York City

Role Overview The City of New York is hiring a Chief Marine Engineer to lead technical and operational management for the city’s marine fleet. This role carries responsibility for maintaining high standards in performance, safety, and regulatory compliance across all vessels. What You Will Do Oversee daily technical operations for the city’s marine vessels Direct and support the engineering team in vessel maintenance and efficiency improvements Monitor and enforce safety protocols and compliance with relevant regulations Manage budgets and allocate resources for maintenance and upgrades Location This position is based in New York City.

Apr 14, 2026
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City of New York logo
Stationary Engineer

City of New York

Full-time|On-site|New York City

Role overview The City of New York seeks a Stationary Engineer to maintain dependable operations in municipal buildings. The position centers on keeping heating, ventilation, and air conditioning (HVAC) systems in good working order throughout city-owned properties. What you will do Operate and monitor HVAC equipment to ensure systems function as intended Carry out routine maintenance and repairs on heating, ventilation, and air conditioning units Diagnose and troubleshoot mechanical issues to reduce downtime Contribute to a safe and comfortable environment for city staff and the public Location This role is located in New York City.

Apr 28, 2026

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