Full Stack Engineer at Kontakt.io | New York

GovDash is at the forefront of empowering businesses to secure and manage government contracts that drive progress for American interests.Our cutting-edge AI platform provides a comprehensive, secure, and workflow-oriented solution that streamlines the entire contracting lifecycle—from identifying opportunities and capturing bids to executing proposals, winning contracts, and managing operations post-award.In 2025, GovDash played a pivotal role in helping clients win contracts worth over $5 billion. With $42 million in funding, we are poised to accelerate product development and expand our reach across the nation.About the RoleWe are seeking a passionate Software Engineer (Product) to enhance GovDash's core product offerings. This position is ideal for engineers who relish the challenge of working across the entire tech stack, taking ownership of product features from inception to deployment, and delivering high-quality software that our customers depend on daily.You will have the opportunity to engage with various product domains, developing reusable components, user-friendly interfaces, and robust backend services that support critical workflows for government contractors. Although our teams may specialize in different areas, this role emphasizes full-stack product development, a focus on customer impact, and adherence to strong engineering principles.This role offers a competitive base salary of $160,000 plus equity and is based in New York City.

At GovDash, we empower businesses to secure and fulfill government contracts that serve the broader American interests.Our innovative AI platform provides a cohesive, secure, and workflow-oriented system that supports the entire contracting lifecycle—from discovering opportunities and capturing bids to executing proposals and managing post-award operations.In 2025, our customers successfully won over $5 billion in government contracts. With $42 million in funding, we're poised to accelerate product development and expand GovDash's reach across the nation.Our dynamic team comprises talented engineers from esteemed organizations such as Google, Lockheed Martin, and CACI, alongside seasoned proposal managers and capture leaders. This unique blend of AI proficiency and deep government contracting knowledge allows us to revolutionize contractor operations.About the RoleWe are looking for a Senior Software Engineer (Product) to enhance GovDash's core product offerings. This position is ideal for engineers who thrive in a full-stack environment, take ownership of product features from conception to launch, and deliver high-quality software that customers depend on daily.You'll engage with various product domains over time, creating reusable systems, user-friendly interfaces, and robust backend services that facilitate critical workflows for government contractors. While teams may specialize in different areas, this position emphasizes full-stack product development, customer impact, and foundational engineering principles.This role offers a competitive base salary of $190,000 plus equity and is based in New York City.

GovDash empowers businesses to secure and execute government contracts that align with American interests.Our cutting-edge AI platform provides a robust, secure, and workflow-driven solution for managing the entire contracting lifecycle—ranging from opportunity identification and capture to proposal execution, award management, and post-award operations.In 2025, our clients successfully secured over $5 billion in government contracts. With an investment of $42 million, we are accelerating our product development and expanding GovDash's reach across the nation.About the RoleWe are seeking a Senior Software Engineer (Infrastructure) to take charge of a diverse array of self-hosted deployments, spanning cloud environments to air-gapped on-premises systems, along with the software essential for their management. You will work closely with both customers and our product engineering teams to enhance the capabilities of our self-hosted control plane, which includes features such as licensing, observability, automated updates, and more.This position requires a professional adept in high-level architectural design and implementation, with excellent communication skills to engage with customers effectively. Our team values curiosity and a commitment to excellence, thus new engineers should anticipate a challenging yet rewarding environment of technical mastery and significant ownership over critical components of GovDash's infrastructure.This role offers a competitive base salary of $190,000, along with equity, and is positioned in New York City.

GovDash empowers businesses to secure and manage government contracts that promote American interests.Our cutting-edge AI platform serves as a unified, secure, and workflow-centric system that supports the entire contracting lifecycle, from discovering opportunities and capturing them to executing proposals, awarding contracts, and managing post-award operations.In the year 2025, our clients achieved remarkable success, securing over $5 billion in government contracts. With $42 million raised, we are poised to accelerate our product development and expand GovDash's reach nationwide.About the RoleWe are seeking a talented Software Engineer (Search) to enhance GovDash's search, recommendation, and knowledge systems. This position is suited for engineers who thrive on working with large datasets, developing intelligent retrieval pipelines, and building systems that enable users to find precisely what they need within extensive document collections.You will focus on search infrastructure, recommendation engines, and data pipelines that facilitate discovery across our platform. While this role encompasses full-stack development, it primarily emphasizes backend development, search systems, data engineering, and retrieval-augmented AI.The position offers a competitive base salary ranging from $190,000 to $220,000, along with equity options, and is located in New York City.

GovDash empowers businesses to secure and execute government contracts that further American interests.Our innovative AI platform serves as a comprehensive, secure, and workflow-driven solution for the entire contracting lifecycle, encompassing opportunity discovery, proposal execution, award, and post-award operations.In 2025, GovDash's clients successfully secured over $5 billion in government contracts. With $42 million in funding raised, we are poised to accelerate product development and expand GovDash's reach nationwide.About the RoleWe are seeking a talented Product Designer with a keen aesthetic sensibility to collaborate directly with engineers, simplifying complex workflows within GovDash. Your passion for integrating AI into user experiences and your ability to create consistent, cohesive designs across various product areas will be essential.You will partner closely with the CEO and engineering team to influence product direction and cultivate a strong design culture at an organization addressing significant, unmet needs.ResponsibilitiesLead design initiatives for our core products within the capture, proposal, and contract ecosystems.Work alongside engineering to outline project scope, user flows, and UX patterns.Create and uphold a design system that balances speed with scalability.Conduct user research to validate assumptions and enhance solutions.Transform complex challenges into structured, elegant, and user-friendly interfaces.Deliver quickly, iterate based on user feedback, and take responsibility for results.Qualifications3+ years of experience in designing B2B SaaS or workflow-intensive products.A robust portfolio showcasing UX design, systems thinking, and visual excellence.Proficient in Figma and comfortable collaborating closely with engineering teams.A proactive approach to decision-making, even with incomplete information.Experience in early to mid-stage startup environments is advantageous.Bonus: Familiarity with govtech, compliance, or AI/ML interfaces (not mandatory).Why Join GovDash?Ownership: Shape the product and user experience from the ground up.Agility: We release updates weekly and prioritize speed.

GovDash supports businesses as they secure and manage government contracts, offering an AI-powered platform that guides clients through every stage, from identifying opportunities and submitting bids to executing proposals and managing post-award work. In 2025, clients using GovDash landed over $5 billion in government contracts. With $42 million in funding, the company is focused on scaling its product and expanding across the United States. Role overview GovDash is seeking its first in-house Technical Recruiter in New York. This person will build the recruiting function from the ground up, taking ownership of the entire talent acquisition process. Responsibilities include selecting and setting up an applicant tracking system, defining sourcing and evaluation processes, establishing recruiting metrics, and shaping a candidate experience that reflects GovDash’s values. The majority of the work, about 90%, centers on hiring software engineers. The remaining focus includes business roles such as Sales Development Representatives and operations staff. The recruiter will collaborate closely with the Head of Operations, hiring managers, CTO, and Head of Engineering. This position is ideal for someone who enjoys taking initiative, thrives in a startup setting, and wants to have a direct impact on company growth. What you will do Manage full-cycle recruiting for software engineering roles, from intake through offer, and occasionally for business positions. Establish the recruiting foundation: select and implement an ATS, define sourcing strategies, and standardize hiring workflows. Monitor and analyze recruiting metrics, including time to fill, pipeline conversion rates, source quality, and offer acceptance rates. Develop and maintain an engineering network by attending meetups, engaging with developer groups, and building relationships within New York City’s tech community and beyond. Use proactive sourcing methods across platforms such as LinkedIn Recruiter, GitHub, referrals, and events to build strong talent pipelines for engineering roles. Apply AI tools and automation to improve sourcing, outreach, and pipeline management, allowing more time for candidate engagement.

GovDash is dedicated to empowering businesses to secure and fulfill government contracts that benefit American society.Our innovative AI-driven platform serves as a comprehensive, secure, and workflow-oriented solution for managing the entire contracting lifecycle—from identifying opportunities and capturing bids to executing proposals, winning awards, and managing post-award operations.In 2025 alone, our clients successfully secured over $5 billion in government contracts. With $42 million in funding, we are poised to rapidly enhance our product offerings and expand GovDash on a national level.About This RoleWe are seeking a proactive Office Manager to ensure our New York City headquarters operates flawlessly. You will be the central operational figure within our office, tasked with maintaining efficient office operations and overseeing vendor relationships. This role is ideal for an individual who takes pride in fostering a polished, organized, and inviting atmosphere, and who aspires to be the backbone of a dynamic startup.You will be responsible for all aspects of office functionality: managing daily operations, coordinating monthly team events, liaising with vendors, and ensuring that every detail is meticulously managed. This position is highly visible and offers you substantial ownership over your responsibilities.This position reports directly to the Head of Operations, is based in New York City, and requires you to be present in the office five days a week.

GovWell builds AI-powered software to help local governments deliver better, faster services. By replacing outdated municipal systems, the team aims to cut processing times for permits and licenses by up to 90 percent. Since its founding in 2023, GovWell has enabled over 5,000 essential workflows for agencies in more than 30 states, reaching millions of residents. The company is headquartered in New York City and has raised $10 million in seed funding from Work-Bench and Bienville Capital. For more on GovWell’s story, see their recent feature in TechCrunch. Why work at GovWell? Meaningful mission: GovWell focuses on building AI-driven solutions that modernize government systems, aiming to improve how citizens interact with public agencies. WATCH: Mission & Vision with CEO & Co-Founder Troy LeCaire Real-world impact: The platform serves as the official record for government services, directly affecting millions of Americans. Projects range from streamlining small business permitting to supporting affordable housing initiatives. Startup growth: GovWell has achieved 4X ARR growth in the past year and continues to expand quickly. Early team members work closely with founders and take ownership of significant projects. Role overview The Full-Stack Software Engineer will help build and improve GovWell’s core platform, which powers faster and more efficient government services. This role involves working across both frontend and backend systems to design, develop, and launch new features that support government operations and resident access. Reporting directly to the CTO and Co-Founder, Ben Cohen, this engineer will take responsibility for key product areas and have the chance to shape the platform in a growing company based in New York.

Join Claylabs as a Full Stack Software Engineer!At Clay, our mission is to empower organizations to bring their growth ideas to fruition. We believe that growth is a creative journey rather than a mere formula. Identifying and engaging with your ideal customers requires unique insights and continuous innovation. In a rapidly evolving AI landscape where tactics can be easily replicated, creativity stands as the true differentiator.We have successfully partnered with thousands of clients, including industry leaders like Anthropic, Notion, Google, and Ramp, helping them leverage unique data, insights, and AI-driven research to effectively market their offerings.As of 2025, we celebrated exceeding $100 million in revenue and secured a $100 million Series C funding round, achieving a valuation of $5 billion. Our growth is supported by esteemed investors such as Sequoia, CapitalG, and First Round. Additionally, we have successfully executed our second employee tender offer and initiated a community equity round for our customers, agency partners, and club members.Here are some key highlights about Clay:Our community consists of over 11,000 customers, 150+ integration partners, 125+ agencies, 50+ Clay clubs, and 30,000 members on Slack.Our culture is vibrant both inside and outside of work, featuring team members who are DJs, activists, writers, marathoners, and more.All employees have the opportunity to work alongside world-class coaches specializing in creativity, management, and more.Our guiding principles — including negative maintenance and non-attached action — shape our approach to work. Learn more about them here.You can read more about our achievements in the New York Times.

About Us:ether.fi is a leading player in the cryptocurrency sector, managing over $10 billion in assets with a dedicated team of 30 technical experts. Profitable since our inception, we focus on developing genuine consumer applications.We envision a future of on-chain banking with innovative products like Stake, Liquid, and Cash, allowing users to earn yields through diverse DeFi strategies and utilize their assets in the real world via our credit cards. Explore our public analytics for Cash and Stake.Position Overview:We are seeking a Senior Full Stack Software Engineer to take ownership of feature delivery for our core products. This position is integral to our engineering team, focusing on the complete development of user-facing features, including on-chain portfolio reporting, corporate card functionalities, DApp interfaces, banking transfers, and notification systems. Our roadmap includes everything a neobank would build.Responsibilities:Lead end-to-end feature delivery, working on both backend and frontend components.Collaborate with designers to define the scope and break down technical requirements for new features.Partner with fellow engineers to produce high-quality code and uphold engineering standards.Monitor core business metrics such as user adoption, revenue, and error rates.Qualifications:Solid foundation in software engineering principles and problem-solving skills.Proven track record of successfully launching products with a substantial user base.5+ years of professional coding experience.Motivated, hardworking, and committed to achieving ambitious goals as part of a driven team.Experience in the web3 space is a plus.Benefits:Competitive salary, performance-based bonuses, and token allocation grants.Flexible working hours and opportunities for professional growth.Access to comprehensive health benefits and wellness programs.

Patlytics develops AI-powered tools for patent intelligence, supporting legal and intellectual property teams as they protect and monetize IP. The platform relies on generative AI and large language models to simplify patent workflows, including drafting and litigation, and provides timely, accurate insights. After raising $40M in Series B funding led by SignalFire, Patlytics is expanding its product suite and growing its global presence. The company values diversity, creativity, and an entrepreneurial approach. Curiosity and a drive to improve IP intelligence shape the team’s work. Role overview The Full Stack Software Engineer will build and deliver features across the platform’s stack. This platform is trusted by Fortune 500 legal and IP teams. The position plays a part in reshaping how intellectual property is managed and protected.

At Fortell, we are pioneering innovative AI-driven hearing technology that transforms individuals' auditory experiences and connections with their environment. Our advanced hearing aids, engineered with bespoke silicon and cutting-edge hearing science, empower users to hear with exceptional clarity and confidence.We adopt a fast-paced, intentional approach to product development, always prioritizing the needs of those we serve. Our team comprises outstanding professionals from technology, science, design, and healthcare backgrounds, and we are just beginning our journey. If you have a passion for shaping the future of hearing technology, we would be thrilled to connect with you.We are looking for a talented Full Stack Software Engineer to spearhead the creation of intricate desktop applications that integrate wireless medical devices, mobile applications, and cloud APIs. This position is perfect for someone who excels at navigating the convergence of hardware, software, and machine learning systems, and is eager to develop groundbreaking products that redefine healthcare technology.This role is based in New York City and follows a hybrid work model, with team members expected to be in the office three days a week.

At Via, we are dedicated to revolutionizing public transportation, making it more accessible to jobs, healthcare, and education for everyone. Our innovative platform serves as the technological backbone for contemporary transit networks, transforming outdated and fragmented public transport systems into intelligent, data-driven, and efficient digital networks. With numerous agency partnerships across the globe, Via stands out as a leading provider of transportation technology and services. As a Full Stack Software Engineer on the Remix engineering team, you will play a crucial role in developing software solutions that cities rely on to design and enhance public transport systems, prioritizing accessibility, equity, and sustainability. You will collaborate closely with designers, product managers, and customers, taking ownership of features from concept through production, while influencing both our development processes and product direction. Our technology stack includes Typescript with React and Mapbox, along with Rails, Python, and Postgres with PostGIS. However, we prioritize strong full-stack fundamentals and a user-centered approach to product development.

About Amperos HealthAmperos Health stands at the forefront of transforming revenue cycle management (RCM) in the healthcare sector. As a pioneering provider of multi-modal RCM solutions, we empower healthcare clinics to enhance their revenue collection processes with speed and efficiency. Established in 2023 and supported by prominent investors including Uncork, Neo, Nebular.vc, and industry experts from OpenAI, Stripe, and Twilio, our mission is to bridge the gap between healthcare providers and payers. Our innovative vision is to deploy an AI-driven workforce that minimizes administrative burdens and accelerates revenue flow.About the RoleAs we develop our advanced platform to streamline administrative workflows for healthcare providers, we invite talented full stack engineers to join our team. Your role will involve creating an integrated workflow platform, developing and productizing AI agents, and exploring the interaction between humans and AI within our software. Collaborating closely with our clients, you will address significant inefficiencies in RCM workflows.At Amperos, you will engage with cutting-edge AI challenges and leverage the latest technologies to prototype comprehensive solutions for workflow optimization and productization.What You’ll DoCollaborate with clients to design and implement end-to-end agentic workflows.Develop features utilizing voice AI, browser agents, and generative AI technologies.Create traditional full-stack functionalities, tools, and automations to support agentic products.Take the lead on projects from inception through execution.Gain in-depth knowledge of RCM workflows to better empathize with users and inform sound engineering decisions.Who We’re Looking ForFull-stack engineers with a strong product mindset, particularly with backend expertise in developing LLM products.Proactive problem solvers who engage directly with customers rather than merely following specifications.Individuals eager to innovate in a tech-underrepresented industry and delve into healthcare billing and revenue cycle management.Versatile team players ready to tackle any task, no matter how small.Self-directed individuals who thrive with minimal guidance and take pride in their ability to overcome challenges.

We are seeking a talented and driven Full Stack Engineer to join our dynamic team at mlabs in New York. In this role, you will be responsible for developing and maintaining our web applications, ensuring a seamless user experience while collaborating with cross-functional teams to deliver high-quality software solutions.

Role Overview Via Transportation, Inc. is hiring a Senior Full Stack Software Engineer in New York, NY. This role focuses on building and maintaining applications that support urban mobility. The work directly impacts how communities move and connect. What You Will Do Lead the development of software applications from design through deployment Work closely with teams across engineering, product, and design Implement and maintain software solutions that serve real-world transportation needs Collaboration This position involves frequent collaboration with colleagues from different disciplines to deliver reliable, scalable products.

Full Stack Software EngineerValthos Inc.At Valthos, we harness the power of applied biological intelligence to develop innovative software and biological AI systems aimed at protecting humanity. Our advanced AI architectures, which drive self-driving cars and enable precision landings of rockets, are now being integrated into biological design. To maintain our leading edge, we strive to enhance our toolkit to effectively navigate the complexities of nature's ongoing mutational landscape.Our team consists of dedicated software engineers from renowned organizations like Palantir, as well as biological machine learning engineers from MIT's Broad Institute and DeepMind. Together, we aim to translate cutting-edge computational biology advancements into practical applications for both federal and commercial sectors.We are on the lookout for talented full stack software engineers who will contribute to the design and implementation of platforms that enable Valthos to deliver pioneering methods to our scientific and technical users. Your daily tasks will involve building sophisticated distributed systems, managing scalable container-based infrastructures, developing REST APIs, integrating open-source solutions, and adapting our software to meet user needs. You will work in close collaboration with both technical and non-technical teams to identify challenges faced by our developers and clients, and to create software and infrastructure solutions that address these issues.

Join Edra: Transforming Enterprise AIEdra is tackling one of the most complex challenges in enterprise AI: bridging the gap between generic AI models and specific company processes. We develop AI agents that understand how processes function in real-time and execute operations effectively.As a Series A startup, supported by Sequoia and other prominent venture capital firms, we are expanding our presence in New York and London. Our team comprises highly skilled engineers, AI researchers, and strategists who share a commitment to excellence and believe that extraordinary talent is the cornerstone of our success.Your RoleWe are in search of Full Stack Engineers who are passionate about software craftsmanship, including strong type systems, thoughtful API design, and robust data modeling. You will not be solely focused on AI models but will build the surrounding architecture, workflows, user interfaces, integrations, and observability tools that make our AI applications practical and effective in real-world scenarios. As an early team member at Edra, you will play a pivotal role in shaping not just our products but also our engineering culture, tooling decisions, and the technical foundation of our company.Our approach is intentional and thorough. There is no disconnection between development and deployment; you will take projects from initial concept to production, taking full ownership of the results. We prioritize thoughtful construction over hasty releases, valuing both speed and quality as complementary rather than opposing forces.Key ResponsibilitiesDesign and implement platform systems using Python (FastAPI), covering everything from API contracts to database schemas and infrastructure, alongside creating high-quality user experiences using TypeScript and React, focusing on clean component design, strong typing, and maintainable frontends.Develop shared TypeScript and Python libraries, component systems, and internal tools to enhance the productivity of the engineering team, while defining and enforcing patterns, shared types, and contracts across the frontend and API.Take full ownership of your projects: gather requirements, manage dependencies, and drive tasks to completion autonomously. One day you might define a schema, the next day build a React component, and before the day ends, troubleshoot a deployment issue.Contribute to product direction and design. Collaborate closely with design teams, make informed decisions regarding interfaces, and actively participate in weekly product meetings to ensure alignment with customer needs and the practical use of your builds by deployed engineers.Develop and maintain integrations, connectors, and more to enhance the overall capabilities of our platform.

OffDeal is pioneering the future of finance as the world's first AI-native investment bank tailored for small businesses. Rather than simply providing AI solutions to established firms, we are reimagining what an investment bank could look like in 2025.While traditional Wall Street strategies excel in handling billion-dollar transactions, they often fall short in addressing the needs of smaller enterprises. Conventional firms typically rely on large teams and outdated systems, rendering smaller mergers and acquisitions (M&A) unviable. This gap has left countless small business owners without reliable options for their most critical sales.Our innovative engineering team has developed software that automates over 80% of analyst tasks using AI, allowing our dedicated bankers to concentrate on building trust with business owners and finalizing deals.Recently, we secured $12 million in Series A funding (totaling $17 million) from Radical Ventures and Y Combinator, propelling our rapid growth. Within less than a year, our team has successfully facilitated more than 30 sell-side M&A transactions, providing transformative exits for our clients—and we are just getting started.For more about our journey, explore the following articles:Financial Times ArticleCNBC Video InterviewThe Bull Case for AI-Native InvestmentYour RoleAs a Full Stack Engineer, you will collaborate closely with our CTO to develop our AI-native platform, empowering our investment bankers to enhance their productivity tenfold. Your contributions will significantly influence the transfer of $10 trillion worth of small businesses in the coming decade.Key ResponsibilitiesPartner with our investment banking team to lead projects from conception to deployment.Engage in full-stack development within our 100% TypeScript environment (ReactJS + NodeJS).Utilize cutting-edge AI technologies to enhance our internal systems.