Crossover recruits and manages remote workers for software and services companies. It uses structured testing to screen candidates worldwide for long-term full-time roles. The company pairs placement with productivity measurement tooling for distributed teams.
Critical Start delivers managed detection and response with a zero trust analytics model. Its platform resolves every alert rather than filtering by risk score alone. Clients gain a security operations capability without staffing an internal team around the clock.
Information Security
Endpoint Security
Cybersecurity
CrisisGo builds emergency communication and safety software for schools and workplaces. Staff can trigger alerts, run accountability checks and coordinate with responders from mobile devices. Districts use it for lockdown drills and behavioural threat assessment workflows.
Civil Defense
C4ISR
Health Care
Couchbase develops a distributed NoSQL database combining document storage with a query language. Its architecture supports memory-first performance, mobile synchronisation and edge deployments. Enterprises use it for high-throughput interactive applications.
Copper is a customer relationship management system designed to live inside Google Workspace. It captures contacts and activity from Gmail and Calendar without manual data entry. Small agencies and professional services firms are its main users.
Film Production
Software
Customer Relationship Management (CRM)
Contrast Security embeds instrumentation inside running applications to detect vulnerabilities. Its runtime approach finds and blocks exploits without separate scanning cycles. Development teams use it to shift security testing into continuous delivery pipelines.
Information Technology
Application Security
Cybersecurity
Community provides a text messaging platform for creators, artists and public figures. Members text a personal number and receive broadcast or segmented replies from the account owner. Brands and campaigns use it to reach audiences outside social media algorithms.
CommScope supplies network infrastructure for broadband, wireless and enterprise connectivity. Its portfolio includes fibre cabling, antennas, data centre systems and cable access equipment. Operators worldwide use its hardware in access and backhaul networks.
Mobile Networks
Broadband
Telecommunications
Coherent manufactures lasers, optical components and compound semiconductor materials. Its products serve optical networking, industrial processing, aerospace and consumer sensing markets. The company was formed by the combination of II-VI and the original Coherent business.
Sensors
Lasers & Photonics
Hardware
C++
Python
ChatGPT
Copilot
Power BI
Salesforce
SQL
CI/CD
+31 More
44
open jobs
1001-5000
Team size
1966
Founded
CodeSignal provides technical skills assessment and interview tooling for hiring teams. Its standardised coding evaluations aim to reduce bias compared with unstructured whiteboard interviews. The company later expanded into artificial intelligence powered skills training.
Clover builds point-of-sale hardware and software for restaurants and retailers. Its terminals combine payment acceptance with inventory, staff and loyalty applications. The platform is distributed widely through banks and merchant acquirers.
Cloudera provides a hybrid data platform for analytics, machine learning and data engineering. Its lineage traces to early enterprise Hadoop distributions and a later merger with Hortonworks. Large regulated enterprises use it to run analytics across on-premise and cloud estates.
Data Centers
Data & Analytics
Artificial Intelligence
.NET
Apache Kafka
ElasticSearch
Kubernetes
PostgreSQL
Redis
SQL
AWS
+162 More
36
open jobs
$175k – $248k
Salary
1001-5000
Team size
2008
Founded
Clearcover is a digital car insurance carrier built around an API-first architecture. Its low overhead model routes much of the customer journey through partner apps and self-service claims. Artificial intelligence handles a large portion of claim decisions automatically.
ClassLink provides single sign-on and rostering infrastructure for schools. Its LaunchPad gives students one-click access to digital learning applications. District administrators use its analytics to see which licensed tools are actually used.
Identity Management
Cybersecurity
Education
Citrix provides virtual desktop, application delivery and secure access software. Its technology lets organisations run Windows workloads centrally and stream them to any device. The business now operates within the Cloud Software Group portfolio.
Cloud Computing
Information Technology
Cirba Solutions processes and recycles lithium-ion batteries across North America. It collects end-of-life packs and manufacturing scrap and recovers critical battery metals. The company operates multiple processing sites serving automotive and consumer electronics streams.
Musical Instruments
Waste Management
Chronosphere provides an observability platform built for high-cardinality cloud native telemetry. Its control plane lets teams shape metric volume and cost before data is stored. Engineering organisations adopt it to keep monitoring spend predictable at scale.
Information Technology
Virtualization
DevOps
Chili Piper automates lead routing and meeting booking for revenue teams. Inbound form submissions are qualified and instantly scheduled with the right sales representative. The product integrates tightly with customer relationship management systems.
Chargebacks911 helps merchants dispute and prevent payment chargebacks. Its services combine automated representment, alerts and root cause analytics on dispute reasons. Card acceptors in ecommerce and subscription businesses form its core market.
Cybersecurity
Fraud Detection
Financial Services
Chameleon provides in-product guidance tooling for software teams. Product managers build tours, tooltips, surveys and checklists without shipping new code. The platform focuses on user onboarding and feature adoption inside web applications.
Data & Analytics
Cybersecurity
Artificial Intelligence
Caplight builds a data and derivatives marketplace for private company shares. Its platform aggregates secondary transaction signals to price illiquid pre-initial-public-offering stock. Institutional investors use it to hedge and gain exposure without direct share transfers.
Capella Space operates synthetic aperture radar satellites that image through clouds and darkness. Customers order tasked collections through an on-demand API and receive analysis-ready imagery. Defence, insurance and disaster response users rely on its all-weather coverage.
Hardware
Space & Aerospace
Artificial Intelligence
CallRail provides call tracking and conversation analytics for marketing teams. It assigns trackable numbers to campaigns and transcribes calls to score lead quality. Agencies and small businesses use it to attribute phone conversions to specific channels.
Claude
JavaScript
Kubernetes
Redis
RSpec
Ruby
Ruby on Rails
Sidekiq
+5 More
Calendly automates meeting scheduling by exposing bookable availability from connected calendars. It handles routing, buffers, time zones and payment collection for appointments. Millions of professionals use it to eliminate back-and-forth email scheduling.
AI Agents
Customer Relationship Management (CRM)
LLM
Node JS
PostgreSQL
React.js
Ruby
Ruby on Rails
TypeScript
JavaScript
+39 More
8
open jobs
$259k – $347k
Salary
2013
Founded
CACI International is an American technology company founded in 1962 that works almost entirely for United States defence, intelligence and federal civilian agencies. It has moved from being a conventional IT services contractor toward supplying its own technology, with a substantial expeditionary electronic warfare and signals intelligence product line, photonics and optical communications for space, and secure network modernisation. Headquartered in Reston, Virginia, the company employs more than twenty thousand people, the majority holding security clearances, and has grown through a steady programme of acquisitions that add differentiated technology rather than headcount alone.
Intelligence
IT Consulting
Electronic Warfare
C4ISR
PostgreSQL
SQL
Power BI
Python
Sensor Fusion
Embeddings
Fine-tuning
JavaScript
+429 More
120
open jobs
$83k – $290k
Salary
5000+
Team size
1962
Founded
Brooks Automation supplies robotics, vacuum handling and contamination control for semiconductor manufacturing. Its wafer handling systems move substrates inside deposition and etch tools. The company sells to equipment makers and fabs across the industry.
Laboratory & Pharmaceutical Robotics
Electronics Manufacturing
Manufacturing
C++
EtherCAT
Python
Sensor Fusion
Simulink
CI/CD
JavaScript
Docker
+46 More
19
open jobs
$114k – $188k
Salary
501-1000
Team size
1978
Founded
Briq builds a financial automation platform purpose-built for construction contractors. It consolidates data from accounting, project management and payroll into forecasting and workflow tools. Finance teams use it to automate cost coding and cash projections.
BMC Software provides service management, automation and mainframe tooling for large enterprises. Its Helix suite covers IT service desks, discovery and operations analytics. The company remains a major supplier of mainframe performance and DevOps software.
Artificial Intelligence
Financial Services
Information Technology
.NET
Cursor
Power BI
Salesforce
SQL
Copilot
JavaScript
AI Agents
+34 More
Bluebeam makes document collaboration software used widely across architecture and construction. Its Revu application handles measurement, markup and drawing coordination on large project sets. Design and field teams rely on it for reviews and submittals.
Data & Analytics
Artificial Intelligence
Software
Bloom Energy manufactures solid oxide fuel cells that generate electricity on site from natural gas or hydrogen. Its Energy Server systems provide resilient baseload power for data centres, hospitals and factories. The company also builds electrolysers for hydrogen production.
Biotechnology
Information Technology
Energy & Utilities
Apache Kafka
AWS
Java
pySpark
Python
Rest API
Scala
Spark
+79 More
32
open jobs
$137k – $282k
Salary
501-1000
Team size
2001
Founded
Blend Labs supplies digital origination software for mortgages, deposits and consumer lending. Banks and credit unions use it to move application, verification and closing workflows online. The platform processes a substantial share of United States mortgage volume.
Autonomous Driving
Banking
Financial Services
Biofourmis builds remote patient monitoring and hospital-at-home technology. Wearable sensors stream physiological data into analytics that flag deterioration before readmission. Health systems and pharmaceutical partners use the platform for care delivery and trials.
Biotechnology
Health Care
Binary Defense runs a managed detection and response service backed by a round-the-clock security operations centre. Its analysts hunt threats across endpoints, cloud workloads and identity systems for client organisations. The company also produces open source security tooling and threat research.
Information Security
Managed Security
Cybersecurity
Billd provides working capital financing to commercial construction subcontractors. It pays material suppliers upfront so contractors can bridge long payment cycles on projects. The company underwrites using project data rather than traditional balance sheet lending.
Betterworks provides goal setting and continuous performance management software. Teams use it to run objectives and key results, structured check-ins and calibration cycles. The platform targets enterprises replacing annual review processes with ongoing conversations.
E-learning
Wealth Management
Human Resources
Betterment is a digital investment adviser that automates portfolio construction and rebalancing. It offers tax-loss harvesting, retirement accounts, cash management and a platform for independent advisers. The firm helped popularise low-cost automated investing in the United States.
Personal Finance
Wealth Management
Financial Services
Java
Node JS
Python
React.js
Ruby
Ruby on Rails
SQL
JavaScript
+24 More
10
open jobs
$140k – $250k
Salary
2008
Founded
Bandwidth is a communications platform that owns and operates its own carrier network. Developers use its APIs for voice calling, messaging and emergency services without renting third-party wholesale routes. Large software vendors embed the platform behind their calling features.
AI Agents
AWS
Docker
Java
Kubernetes
LLM
CI/CD
Rest API
+29 More
BambooHR provides human resources software aimed at small and mid-sized organisations. The system covers employee records, onboarding, time off, performance reviews and payroll. Its emphasis on simplicity has made it a common first HR platform for growing companies.
Axiom Space is building the first commercial space station, starting with modules attached to the orbital laboratory. It also organises private astronaut missions and develops next-generation spacesuits. The company works closely with national space agencies and research sponsors.
Biotechnology
Space & Aerospace
Science & Engineering
Python
SQL
Ansible
AWS
ChatGPT
CI/CD
Claude
Copilot
+51 More
18
open jobs
2016
Founded
Avant is a digital lender offering personal loans and credit cards to middle-income consumers. Its underwriting models use alternative data to serve borrowers underserved by traditional banks. The company has originated billions of dollars in credit since launch.
SQL
AI Agents
ChatGPT
Claude
Copilot
Databricks
LangChain
LLM
+9 More
3
open jobs
$110k – $185k
Salary
2012
Founded
Avalara automates sales tax calculation, exemption certificate management and return filing. Its engine plugs into commerce, billing and enterprise resource planning systems to apply the right rate per jurisdiction. The company maintains tax content for tens of thousands of taxing authorities.
Financial Services
Commerce
Information Technology
Attentive runs a conversational marketing platform focused on text message and email campaigns. Retailers use it to grow subscriber lists and trigger personalised messages from browsing behaviour. The company processes billions of messages a year for consumer brands.
Email Marketing
Sales & Marketing
Artificial Intelligence
AWS
Docker
Java
Kubernetes
TypeScript
Gradle
Kotlin
Pandas
+56 More
21
open jobs
$85k – $360k
Salary
2016
Founded
athenahealth provides cloud electronic health records, revenue cycle and patient engagement software. Its network model shares billing rules learned across thousands of practices to raise collection rates. The company serves ambulatory clinics and hospital groups nationwide.
Commerce
Health Care
Artificial Intelligence
Asimily secures connected medical, laboratory and industrial devices in hospitals and enterprises. Its platform inventories equipment, models exploitability and prioritises the vulnerabilities that actually matter. Clinical engineering and security teams use it to reduce risk without disrupting care.
Health Care
Internet of Things
Cybersecurity
Ashby is an all-in-one recruiting platform combining applicant tracking, scheduling and analytics. Its reporting engine lets talent teams model funnel conversion without exporting data elsewhere. Fast-growing technology companies form the core of its customer base.
GitHub
OpenAI
Snowflake
Datadog
5
open jobs
$140k – $280k
Salary
201-500
Team size
2018
Founded
Array Technologies manufactures single-axis solar trackers for utility-scale photovoltaic plants. Its DuraTrack and OmniTrack systems tilt panel rows to follow the sun and raise energy yield. The company supplies projects across the Americas, Europe and Australia.
Environmental Science
Solar Energy
Energy & Utilities
Python
C++
FreeRTOS
MySQL
NumPy
AutoCAD
QGIS
SolidWorks
+5 More
Architecture Technology Corporation performs applied research and development for defence and intelligence customers. Its work spans cyber range training, network resilience and autonomous systems assurance. Many projects begin as government research contracts and mature into fielded tools.
Arc is a remote hiring marketplace connecting companies with vetted software developers. It screens candidates through technical assessments and handles contracts across borders. The platform focuses on long-term remote engineering roles rather than short gigs.
Software
Sales & Marketing
Design & Creative
Arable makes solar-powered field sensors that combine weather, canopy and soil measurements. Its Mark devices stream crop and microclimate data to an analytics platform used by growers. Customers include vineyards, row crop operations and agricultural research groups.
Cybersecurity
Artificial Intelligence
Farming & Agriculture
RTOS
AQR Capital Management is a quantitative investment firm built on systematic factor research. Its team develops models across equities, futures, currencies and alternative risk premia. The firm is known for publishing academic research alongside its commercial strategies.
Online Communication
Financial Services
Blockchain & Crypto
AppFolio builds cloud property management software for residential and commercial portfolios. The platform handles leasing, maintenance requests, accounting and online rent collection. It also embeds artificial intelligence assistants for leasing enquiries and utility management.
PropTech
Property Management
Real Estate
Apex Fintech Solutions supplies clearing, custody and execution infrastructure to digital brokerages. Its API-first platform powers account opening, fractional trading and settlement for consumer investing apps. Hundreds of fintech firms and advisors run on its rails.
Health Care
FinTech
Financial Services
Anthology delivers education technology spanning learning management, student information and advancement systems. It was formed by combining Campus Management, Campus Labs and later the Blackboard learning platform. Universities in more than eighty countries run its software.
Andela operates a global marketplace matching companies with vetted remote software engineers. It screens technical talent across Africa, Latin America and Eastern Europe and handles contracting and payments. The model gives distributed teams access to engineers outside traditional hiring hubs.
Corporate Training
Information Technology
Artificial Intelligence
Anchore provides software supply chain security tooling centred on software bills of materials. Its scanners inspect containers and artefacts for vulnerabilities and policy violations inside build pipelines. Government and regulated customers use it to meet federal software attestation requirements.
Cloud Security
DevSecOps
Cybersecurity
Amprius Technologies builds silicon anode lithium-ion cells with exceptionally high energy density. The cells power high-altitude aircraft, drones and wearable defence equipment where weight is critical. The company operates pilot manufacturing in California and licenses capacity elsewhere.
Science & Engineering
Manufacturing
Financial Services
Ampere Computing designs high core count Arm-based server processors for cloud workloads. Its Altra and AmpereOne families emphasise performance per watt for scale-out deployments. Major cloud providers offer instances built on the company's silicon.
Industrial Real Estate
Metal Fabrication
Non-ferrous Metals
Azure
Microsoft Entra ID
1
open jobs
$64k
Salary
2018
Founded
Amkor Technology is one of the largest outsourced semiconductor assembly and test providers. It packages and tests chips for fabless designers, foundries and integrated device manufacturers. The company runs factories across Asia serving automotive, mobile and computing customers.
Hardware
Semiconductor Manufacturing
Manufacturing
Ambri develops liquid metal batteries for long-duration stationary energy storage. The chemistry uses low-cost calcium and antimony electrodes designed to last for decades without degradation. Target applications include data centres and grid-scale renewable firming.
Musical Instruments
Energy Storage
Energy & Utilities
Alloy provides identity decisioning infrastructure for banks and fintech companies. Its platform orchestrates dozens of data vendors to automate onboarding, fraud checks and ongoing monitoring. Compliance teams configure rules without engineering work through a visual policy builder.
Human Resources
Financial Services
Artificial Intelligence
Go
Node JS
TypeScript
JavaScript
Python
SQL
AWS
AWS Bedrock
+21 More
12
open jobs
$125k – $285k
Salary
2015
Founded
