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The AddThis team, part of Clearspring, is based in our McLean, VA and New York City offices. The ability to shape AddThis is limitless — your work will be seen and used by billions of people around the world.

Learn more about benefits, perks and opportunities at Clearspring Careers.




Current AddThis Team Openings

  • LocationOpen Positions
  • Chicago, New York, San Francisco, Texas, AtlantaAccount Executive - Sales

    We're looking for talented sales individuals who are willing to work for a company at the forefront of the new Audience Marketplace Landscape. We are looking for sales executives in the Chicago, New York, San Francisco, Texas, and Atlanta territories to work with agencies and advertisers to break new business, and increase business from our existing client-base.

    Required Skills/Experience:

    • 3+ Years of Digital Sales experience
    • Present and sell company products and services to current and potential clients
    • Pro-active, positive attitude and exceptional work ethic
    • Identify sales prospects and contact these and other accounts as assigned
    • Prepare presentations, proposals and sales contracts
    • Establish and maintain current client and potential client relationships
    • Identify and resolve client concerns
    • Experience with Salesforce to keep status updates, manage opportunities etc.

    Clearspring Audience Platform enables the largest brands and agencies in the U.S. to target audience segments based on intent and influencer data. Clearspring reaches over 200M U.S. uniques, and uses demand side platforms to deliver campaigns to these audiences via real time bidding on ad exchanges.

    Apply

  • Chicago, ILAccount Manager

    We are looking for an Account Manager to join our Digital Ad Sales team in Chicago. The ideal candidate should have at least three years of experience working with clients in the Internet/Media space, and have excellent written, oral communication and organizational skills. Being able to multitask is an absolute must to be successful in this position.

    Primary Responsibilities

    • Work directly with sales executives to build and maintain strong client relationships
    • Collaborate with account executive and media director to assist in building out proposals and media plans in accordance with client objectives
    • Collaborate with sales and media executives to create campaign strategies and develop appropriate campaign audiences
    • Communicate company's optimization processes and strategy as well as weekly campaign performance to the client and sales team
    • Monitor and evaluate campaign performance and client goals and ensure client goals and objectives are understood and met
    • Communicate campaign status and issues to sales team
    • Help drive and meet quarterly revenue goals
    • Communicate campaign successes and recommendations in a final campaign report to client and work with them to purchase future Managed Service or Segment License campaigns
    • Work with ad operations group to ensure client's campaign goals are being met with seamless campaign delivery
    • Proactively communicate with ad operations team regarding campaign execution and performance
    • Determine and communicate optimization strategies to operations team and to client
    • Discuss and resolve client issues/concerns with ops and product team
    • Oversee creative development of video players for all video campaigns
    • Work with select partners to launch/test new ad strategies and products
    • Work with product manager to suggest improvements/client request for future ad products
    • Work with Ad Ops and Engineering to continually improve all data delivery process internally and externally to the client

    Required Skills/Experience

    • Bachelors degree and/or equivalent work experience
    • At least three years of experience working with clients
    • At least three years of experience working in the Internet/Media space
    • Proven excellent written and oral communication skills
    • Proven organizational skills and ability to multi-task
    • Proven ability to work in a team-oriented environment

    Apply

  • McLean, VABusiness Intelligence Analyst

    Clearspring is looking for a Business Intelligence Analyst. The Business Intelligence Analyst position will be responsible for supporting business teams and their decision through critical reporting, analysis and insights relative to their products, processes, competitors and marketplace.

    Primary Responsibilities:

    • Responsible for business analysis, requirements gathering, development, management and delivery of KPI reports and dashboards and other data output formats
    • Partner with the business teams to understand key performance indicators (KPIs), business processes and underlying data sources to collect and build function requirements for dashboards
    • Create and produce weekly executive and operational reports, in addition to ad hoc reports and analysis
    • Measure company performance against industry standard metrics; map trends and patterns of Clearspring to industry at large
    • Develop new measures and metrics of performance for Clearspring, our customers and advertisers
    • Own the process of driving core insights from available data and create strategies to improve operational decisions
    • Analyze trends of publisher and advertiser activity to develop new business models for market testing and development

    Required Skills/Experience:

    • Bachelor's degree and/or equivalent work experience
    • Experience using industry leading business intelligence and reporting tool sets
    • 5+ years of experience working as a business analyst
    • 3+ years working with and enhancing business intelligence solutions
    • Must be able to write SQL queries
    • Proven experience working in a fast-paced, dynamic environment
    • Ability to work effectively on multiple priorities with strict deliverable dates
    • Team-player with superior interpersonal skills who can work closely with both technical development teams and end business users
    • Proven skills in MS office tools
    • Proven ability to work independently with little direction
    • Proven ability to be a self-starter

    Apply

  • McLean, VASales Engineer

    We're looking for an extremely talented Sales Engineer to join our Advertising Product Team to work closely with our Clients as well as our Product and Sales teams. This person will be responsible for providing customers and sales reps with product and/or solutions advice during pre-sales discussions.

    Primary Responsibilities

    • Works with advertising clients to successfully integrate tracking tags
    • Works with data partners on segment integration
    • Provide customers and sales reps with product and/or solutions advice during pre-sales discussions
    • Maintain extensive knowledge of complex aspects of product
    • Provide guidance to prospects and/or sales reps on technical issues, etc
    • Answer complex questions on product function and usage and solve sales support problems
    • Prepare and perform detailed product demonstrations and product prototypes for prospects
    • May provide installation support and post-sales consulting

    Required Skills/Experience

    • Bachelors degree and/or equivalent work experience
    • Intermediate knowledge of HTML required
    • Basic knowledge of JavaScript required
    • Experience with debugging ad unit code a plus
    • Solid communication skills - ready to work cross-team and with clients
    • Experience in a team-based environment working on commercial software products

    Apply

  • McLean, VASenior Business Development Rep

    We are looking for a Senior Business Development Representative to build deep relationships/partnerships with premier, large Web Publishers, by prospecting, interacting regularly with key decision-makers, and providing continuous support through the decision making process by providing key analytics and value of the AddThis product. The ideal candidate will be a self-starter who isn’t afraid to prospect, secure new business, and play an integral role in growing our Publisher reach.

    Primary Responsibilities

    • Prospect and close premier Web Publishers in using AddThis (free publisher sharing tool) and provide value proposition around data analytics
    • Develop and maintain a deep understanding of a social media product strategy as it relates to publisher goals of content discovery, user engagement, and advertising revenue
    • Actively collect publisher feedback, and work internally with Product Development on enhancing the AddThis product

    Required Skills/Experience

    • Bachelors degree and/or equivalent work experience
    • 6-9 years of work experience in business development working with Web Publishers
    • At least 6 years of experience working with clients in a client service/relationship management role
    • Excellent verbal and written communication skills
    • Proven presentation skills
    • Proven ability to prioritize and manage multiple projects/clients
    • Team-player with superior interpersonal skills who can work closely with both technical development teams and end business users
    • Proven skills in MS Office tools (MS Word, MS Excel, MS Project, Visio)
    • Proven ability to work independently with little direction
    • Proven ability to be a self-starter
    • Proven experience working in a fast-paced, dynamic environment

    Apply

  • McLean, VASoftware Engineer

    Do you enjoy solving interesting problems with web-services and middleware requiring high-availability and high performance? We're looking for a software engineer with excellent problem solving and analytical skills with about one to two years of experience who wants to start or improve their career learning from a very talented team of software engineers.

    We value those with exceptional technical skills who want to work with others in a fun, challenging, and hard-charging environment, and can make exciting things happen with technology.

    Primary Responsibilities

    • Developing core algorithms and automated testing systems for high-impact web-services and middleware used for behavioral tracking
    • Learning high performance architecture and creating automated performance tests

    Required Skills/Experience

    • One to two years of coding experience in a team-based environment
    • BA/BS in Computer Science or a similar technical degree
    • Proven skills in Java development (J2SE and/or J2EE)
    • Proven skills in UNIX shell scripting and build systems (ant, maven, etc)
    • Version control (SVN)
    • Some familiarity with testing tools or experience with automated testing
    • LAMP (Linux, Apache, MySQL, PHP) skills / experience (not required)
    • Proven problem solving skills

    Apply

  • McLean, VASoftware Test Engineer

    We're looking for a great software test engineer with a focus on quality assurance to help us build the tools and systems needed to keep the world's largest content sharing platform going strong. You'll work as part of a small, focused team developing innovative testing frameworks and tools, supporting and guiding the efforts of test engineers, and helping to manage the entire infrastructure that this requires.

    We value those with exceptional technical skills who want to work with others in a fun, challenging, and hard-charging environment, and can make exciting things happen with technology.

    Primary Responsibilities:

    • Work with geographically distributed teams to design automated test methodologies
    • Develop and maintain test tools
    • Conduct large-scale distributed performance tests and manage a test infrastructure
    • Work closely with fellow engineers as part of the new feature development process

    Required Skills/Experience:

    • One to two years of proven Javascript, Java, or PHP development
    • Bachelor's degree or related experience required
    • Proven Unix skills
    • Proven experience conducting performance testing
    • Some familiarity with scripting languages such as Python, Perl or Ruby
    • Selenium/WebDriver and shell scripting experience is preferred

    Apply

  • McLean, VASr. Computer Systems Engineer

    Clearspring runs custom distributed analytic software on hundreds of machines in multiple data centers. As we look to the challenges ahead – physical memory has expanded beyond what modern JVMs can make use of with reasonable latency bounds, the ever increasing difference between rotation media storage capacity and access time, the rise of page cache dependent storage systems, and the open question of how to make economical use of SSDs – we believe that systems level software innovation is necessary. The stack below our JITs and VMs isn't off limits and your job is to disrupt it.

    Primary Responsibilities

    • Measure performance of IO subsystems. Improve it.
    • Develop strategies for getting the most out of SSDs and other new hardware
    • Provide changes to core OS software that balances the need for improved performance with the need for a working customer serving production environment
    • Shepard appropriate patches upstream

    Required Skills/Experience

    • Extensive C programming experience
    • Familiar with common POSIX and Linux specific system calls
    • Proficient in Java or another language that targets the JVM
    • Understanding of Linux Kernel development
    • You know how TCP, UDP, and IP work
    • Ability to do self-directed work independently and in small teams
    • A degree in Computer Science, Engineering, Physics, or a related field or equivalent work experience

    Apply

  • McLean, VASr. Data Engineer

    We are looking to add a new team member to our Data Analytics group that can help design and develop intelligent algorithms can operate on massive data sets distributed across hundreds of nodes. Specifically we are looking for people with experience with content classification, recommendation, and abuse detection systems. Experience with machine learning and statistical programming is desired. This person must be capable of making his or her own ideas a reality with minimal engineering support.

    We value those with exceptional technical skills who want to work with others in a fun and challenging environment. We are looking for someone who has demonstrated experience building and deploying real world systems. You should be someone who wants to be involved in every step of the software development process. You should be considered an expert in your field and your colleagues should look to you as the problem solver and the person who knows how to get things done.

    Primary Responsibilities

    • Help define, design, and build projects that leverage our data
    • Develop algorithms that can scale to very large data sets
    • Design and develop a content classification system
    • Determine and implement mechanisms to improve our data quality

    Required Skills/Experience

    • MS or PhD in CS/Machine Learning/Math/ or Statistics
    • 5+ years of experience
    • Expert-level Java skills and design experience, including significant knowledge of core libraries and common design patterns
    • Experience with open source data processing frameworks is a plus
    • Experience with Amazon EC2, Hadoop, Nutch, and Mahout is a plus

    Apply

  • McLean, VASr. Java Software Engineer

    We're looking for an extremely talented Java software engineer to help tackle some of the largest-scale data processing challenges around. You'll work as part of a small, focused team developing cutting-edge solutions to highly unique problems.

    We value those with exceptional technical skills who want to work with others in a fun, challenging, and hard-charging environment, and can make exciting things happen with technology.

    Primary Responsibilities

    • Working with a small team to drive the architecture of our core distributed data processing infrastructure
    • Hands-on software development, with a large amount for direct contribution
    • Managing a collaborative development pipeline
    • Producing designs and test frameworks in addition to feature code
    • Contributing expertise in specific technical areas to the team as a whole

    Required Skills/Experience

    • CS/EE, advanced degree preferred
    • 5+ years of real industry experience with Java-based development
    • Expert-level Java skills and design experience, including significant knowledge of core libraries and common design patterns
    • Experience in a team-based environment working on commercial software products
    • Commercial experience with distributed, high-performance systems
    • Experience with light-weight and/or Agile development methodologies is desired
    • Experience with open source data processing frameworks is a plus

    Apply

  • McLean, VASr. Software Engineer

    We're looking for an extremely talented Senior Software Engineer to join our Advertising Product Team. You'll work as part of a small, focused team developing innovative solutions to highly unique problems focused on turning big data into actionable behavioral targeting and analytics products. We value those with exceptional technical skills who want to work with others in a fun, challenging, and hard-charging environment, and can make exciting things happen with technology. You’re starting with a cutting edge platform, and extremely smart team, and helping lead the charge to scale and create the best behavioral products on the market.

    Primary Responsibilities

    • Work with engineering, product and ad operations teams to create analytics integrations and data pipelines
    • Work alongside data engineers to process and understand data, and display in actionable and process-oriented ways
    • Work with engineering team to maintain/grow a relational data store, while integrating big data pipelines and external data sources

    Required Skills/Experience

    • Bachelors degree and/or equivalent work experience
    • Experienced senior developer strong in LAMP and web technologies
    • Architectural design experience - capable of being a leader in platform-wide architecture decisions
    • Solid communication skills - ready to work cross-team to gather requirements and drive a project to completion
    • Detail-oriented - will own a project with multiple participating developers and manage all aspects from the top down
    • Experience with Big Data / NoSQL technologies a plus
    • Experience with Java a plus
    • Experience in a team-based environment working on commercial software products
    • Experience with light-weight and/or Agile development methodologies is desired

    Apply

  • McLean, VASystem Administrator

    Clearspring runs a sophisticated large-scale infrastructure that is touched by billions of end users. We are looking for a Systems Administrator to help us provide support to a 24x365 service-oriented computing environment. This role includes participation in software releases, on-call rotation, and support, as well as distributed computing infrastructure design and configuration. This is a chance to play in a large operational sandbox, and work in a highly effective technical team.

    Primary Responsibilities:

    • Identify and resolve service and performance issues
    • Create or update documentation including network diagrams, procedures, and policies
    • On call duties
    • Routine End User Support
    • Other duties as assigned

    Required Skills/Experience:

    • At least three years of proven experience in a service oriented, computing environment, Linux Server support and end user support
    • Proven experience configuring, maintaining and troubleshooting the following systems - Redhat Enterprise Linux (RHEL) 5, DNS, SMTP Systems, Apache web servers, MySQL Data servers
    • Bachelor's degree or related experience required
    • Proven experience scripting to automate tasks using one or more of the following: Bash, SH, Perl, Python, PHP
    • Proven ability to work well in team environment
    • Proven ability to multitask and juggle multiple critical issues
    • Proven ability to quickly adapt to change
    • Proven experience configuring, maintaining and troubleshooting the following systems is preferred - Loadbalancer Configuration, tuning Network routing and firewall configuration/maintenance SAN File Systems, Tomcat application servers, Monitoring/Alerting Systems, LDAP, Configuration Management, CDN Management and Configuration
    • Proven experience diagnosing complex issues is preferred
    • Proven experience troubleshooting network, server, application issues is preferred

    Apply

  • New York, NYUI/JavaScript Developer

    Our JavaScript tools are loaded billions of times per day, across the web (not a typo). We're looking for an amazingly talented front-end developer to help us take the next step with the world's largest content sharing platform and social toolset, AddThis. You'll work as part of a small, focused team on sophisticated client-side solutions for the social web.

    We value those with exceptional technical skills who want to work with others in a fun, challenging, and hard-charging environment, and can make truly exciting things happen with technology. Advanced JavaScript, highly optimized code, minimal dependencies.

    Primary Responsibilities

    • Working with a small team to contribute to the design and implementation of core product features in our client toolset, using JavaScript and related web technologies
    • Managing your development pipeline — being able to identifying and prioritize tasks as well as execute on them
    • Producing software designs and test frameworks in addition to feature code
    • Contributing strong expertise in specific client-side technical areas to the team as a whole

    Required Skills/Experience

    • B.S. in Computer Science or equivalent
    • Experience in a small-team environment working on a commercial software product
    • Strong expertise with modern frameworks such as jQuery (though we're more interested in frameworks you've written on your own)
    • Total comfort with light-weight and/or Agile development methodologies

    Clearspring is headquartered in the DC area, but we're looking for folks to work with our other engineering staff in NYC. In this position you'll be able to work from home, our NYC office, the crash pads of fellow NYC- based engineers, the library, whatever, with occasional trips to DC.

    Interested? Drop us a line, and include some awesome examples, side projects, past work, whatever you're proudest of.

    Apply

  • McLean, VAUI/JavaScript Developer

    Our JavaScript tools are loaded billions of times per day, across the web (not a typo). We're looking for an amazingly talented front-end developer to help us take the next step with the world's largest content sharing platform and social toolset, AddThis. You'll work as part of a small, focused team on sophisticated client-side solutions for the social web.

    We value those with exceptional technical skills who want to work with others in a fun, challenging, and hard-charging environment, and can make truly exciting things happen with technology. Advanced JavaScript, highly optimized code, minimal dependencies.

    Primary Responsibilities

    • Working with a small team to contribute to the design and implementation of core product features in our client toolset, using JavaScript and related web technologies
    • Managing your development pipeline — being able to identifying and prioritize tasks as well as execute on them
    • Producing software designs and test frameworks in addition to feature code
    • Contributing strong expertise in specific client-side technical areas to the team as a whole

    Required Skills/Experience

    • B.S. in Computer Science or equivalent
    • Experience in a small-team environment working on a commercial software product
    • Strong expertise with modern frameworks such as jQuery (though we're more interested in frameworks you've written on your own)
    • Total comfort with light-weight and/or Agile development methodologies

    Interested? Drop us a line, and include some awesome examples, side projects, past work, whatever you're proudest of.

    Apply

  • McLean, VAUser Interface/Interaction Designer

    We're looking for an experienced user interface/interaction designer to help us grow AddThis, the largest sharing platform in the world. You'll work as part of a small, focused creative team developing interactive experiences used by billions of people.

    We value those with exceptional skills who want to work with others in a fun, challenging, and hard-charging environment, and make exciting things happen with technology.

    Primary Responsibilities

    • Efficiently gather and organize user needs and requirements
    • Embrace data-informed design, incorporating extensive data, research and competitive analysis into your design process
    • Create elegant conceptual solutions to these needs, preferably as HTML prototypes, using participatory and iterative design techniques within an Agile framework
    • Define user interfaces and specifications based on these concepts, with strategies to test and iterate
    • Effectively communicate your concepts, design rationale, and research findings to the team
    • Develop and maintain interface and interaction style guidelines and standards

    Required Skills/Experience

    • 5+ years of interface/interaction design experience, particularly with creating web applications
    • Expertise with tools such as Omnigraffle (preferred), Photoshop, Illustrator, Visio, etc.
    • Rapid HTML prototyping/HTML & CSS experience strongly preferred
    • Proactive, innovative problem solving with a multi-disciplinary team
    • Strong communication skills
    • Experience managing creative process within an Agile framework
    • Background and/or experience in information architecture, mobile/app design and development, and accessibility all are helpful and applicable
    • BS/BA in Design, HCI or related degree preferred

    Clearspring Technologies is the leader in connecting publishers, services and advertisers to audiences on the social web.

    Clearspring's AddThis platform enables leading publishers to distribute and track digital content such as web pages, widgets, and videos to social networks, bookmarking sites, blogs, and more.

    Apply

View all openings, perks and benefits at Clearspring Careers.