Job Description A start up in Boston is hiring a Staff Backend Engineer to help lead the development and architecture of their core backend systems. In this role, you'll work with product leadership and engineering teams to shape scalable API platforms, build new product features, and create data models that support rapid platform growth. You'll be working on multi-tenant SaaS products, complex data models, and modern APIs. You will thrive in a collaborative environment, take full ownership of …

Java Backend Developer - Apache Solr, OpenSearch, Onsite We have an immediate need for an experienced Senior Java Backend Search Engineer with strong expertise in Java, Apache Solr, OpenSearch, and distributed search platforms to support the redesign and optimization of large-scale search infrastructure. Candidates must be willing to attend a Face-to-Face (F2F) interview This is an onsite position based in Sunnyvale, CA for a candidate with deep experience in Java, Apache Solr, OpenSearch, Elas…

About depthfirst We believe that software is the foundation of modern civilization - yet vulnerabilities threaten its integrity, security, and resilience. We are on a mission to solve security. depthfirst is building intelligence to detect and remediate critical software vulnerabilities. We are training and scaling security AI agents to discover zero-days vulnerabilities across large customer codebases and popular open source software. Our founding team includes deep expertise in data, infrastr…

AI Talent Now ZR 91 AI-driven threats and human error are today’s biggest enterprise security risks. Cybercriminals don’t hack systems; they exploit people. Human errors drive 70% of security breaches, making human behavior the primary and growing attack surface. We believe that the right tools can convert people from targets to another layer of defense. Our client is the human risk platform that directly shapes employee behavior. Designed for simplicity and enterprise scale, our agentic platfo…

Description SierTeK proudly serves our clients by providing expertise in the Program Management, Information Technology, and Administrative Support domains. Founded in 2007 as a minority and service-disabled veteran-owned company, we serve as prime- and subcontractor for a multitude of Federal Department of Defense contracts. By focusing on continual improvement, our services remain at the forefront of our industry, and we pride ourselves on delivering our services with the highest degree of in…

Overview We are looking for a motivated Backend Engineer with 1–2 years of hands‑on experience in Node.js and Java development. This role is ideal for someone eager to grow their skills while contributing to building scalable and reliable backend systems. Responsibilities Develop and maintain backend services using Node.js and Java . Build and support RESTful APIs and integrations with databases. Collaborate with frontend engineers and product teams to deliver end‑to‑end solutions. Write clean,…

JOB DESCRIPTION As a backend software engineer at the company you’ll contribute to design and development of various infrastructure projects including data collection pipelines, backends to support sensor deployments, production machine learning pipelines and more. You will: Work with other team members to establish requirements and design various backend systems Implement these systems with scalability and reliability in mind Design and implement tools for monitoring and alerting Scale these s…

Backend Engineer Title of Role: Backend Engineer Location: San Francisco, onsite Company Stage of Funding: Venture Round — AI, Insurance, B2B, Software Development Office Type: Onsite Salary: $150K–$275K Company Description We're representing a dynamic company that leverages domain-specific AI to transform workflows in the insurance sector. This innovative firm is focused on automating the busywork for carriers, managing general agents, and brokers, enhancing efficiency and productivity within …

Backend Engineer – AI Integrations Location: Remote (Madrid Hybrid) Department: Engineering About Vic.ai Vic.ai is building the future of autonomous accounting using AI. We help finance teams eliminate manual invoice processing and unlock real-time financial intelligence by combining advanced machine learning, OCR, and scalable backend systems. Our platform processes hundreds of millions of invoices with exceptional accuracy, and we’re just getting started. We’re a venture-backed, product-drive…

Candidates who are primarily looking for task-based development work may not be the right fit; this role requires technical ownership before, during, and after implementation. We are seeking a hands-on Lead Backend Engineer / Technical Lead to help design, evolve, and extend the backend and middleware systems that support our trading and market data infrastructure. This is not a ticket-only development role. We are looking for someone who can take business needs, operational problems, and high-…

Who is Recruiting from Scratch : Recruiting from Scratch is a premier talent firm that focuses on placing the best product managers, software, and hardware talent at innovative companies. Our team is 100% remote and we work with teams across the United States to help them hire. Backend Engineer Location: San Francisco, CA (On-site) Company Stage of Funding: Series A Office Type: On-site Salary: $140,000 – $290,000 Competitive Equity Visa: No sponsorship (exceptional cases considered) Company D…

Nearly $900B is spent on recruiting every year and the process is still broken. Paraform is building the global talent infrastructure where companies come to fill their most critical roles. Through every search, placement, and interaction on our platform, we capture proprietary hiring data that no one else has at scale, and that data powers the agentic systems we're building to make hiring faster, smarter, and more precise. We believe AI will create more jobs, not less. As companies move faster…

Spheric, Inc is an innovative AI-driven hiring platform revolutionizing the recruitment process for technical, sales, and marketing roles. We provide an all-in-one solution that crafts job posts, analyzes candidates, and conducts AI-powered interviews to identify top talent, enabling a cost-effective and distributed workforce. Join us remotely as a Backend Engineer and contribute to building scalable, efficient backend systems that power our platform. Job Responsibilities Design, develop, and m…

About Nexusflow.ai Modern enterprise copilots & agents call for last-mile quality, enterprise-grade robustness and scalable operation costs, beyond simplified programming interfaces for generative AI. Nexusflow tackles this challenge, enabling enterprises to own their workflow copilots & agents stacked on top of powerful yet cost-effective, compact LLMs. We train large language models and build last-mile quality dev tooling for copilots & agents on your enterprise workflows. Our team has built …

Backend Developer Seeking backend developer with Node.js and PostgreSQL experience.

About the role What you'll do Evolve the Core Indexing Stack: Lead the transition to a more robust, scalable indexing architecture that delivers highly accurate onchain data across core product surfaces. Unify Multichain Data Infrastructure: Simplify and harden how we ingest and normalize data across multiple networks, reducing operational risk and improving long-term maintainability. Design for Rapid Market Expansion: Build flexible backend foundations that make it fast and repeatable to launc…

Key Duties, Responsibilities, and Deliverables Working with a team of backend & infrastructure devs, leading by being hands on, providing technical guidance, mentorship, and fostering a collaborative and innovative work environment. Architect, design, and develop robust and scalable backend systems and APIs, ensuring high performance, availability, and data integrity. Implement and oversee best practices for code quality, maintainability, and security in backend development. Work closely with c…

Company Information Clinical Ink is the global life science company that brings data, technology, and patient science together to unlock clinical discovery. Our deep therapeutic-area expertise, coupled with Direct Data Capture, eCOA, eConsent, telehealth, neurocognitive testing, and digital biomarkers advancement, drive the industry standard for data precision and usher in a new generation of clinical trials. With offices in the United States and Denmark, Clinical Ink is rewriting the clinical …

About Navier AI Navier AI is building the first autonomous engineering agents. AI systems that can design, simulate, and optimize complex products to achieve breakthrough levels of performance. Our mission is to enable engineers to move beyond today’s slow, manual design cycles by providing agents that reason about physics, explore design trade-offs, and generate high-performance solutions across aerospace, automotive, and advanced manufacturing. We’re backed by top-tier investors and work dire…

We’re working with a well-funded, fast-growing technology company building large-scale data infrastructure used by some of the most advanced AI teams today. They operate highly distributed systems and process massive volumes of web-based data at scale, and are looking to add a strong backend engineer to the team. This is a hands-on role focused on building and scaling backend services, designing data pipelines, and supporting systems that handle high-throughput data in both real-time and batch …