Help Change How Science is Done.
Join Our Team.

Charlottesville, VA or remote

• Designing, developing, and modifying data sourcing strategies, designs, and implementation for COS’s Data Science offerings.
• Work with stakeholders (e.g., Chief Product Officer, Principal Research Scientist, Data Analyst) to establish platforms, processes, and frameworks for deploying analytics solutions and automating data workflows.
• Architect, build, publish, and maintain performant and reliable data models and pipelines that facilitate deeper analysis and reporting by the Data Analyst and other stakeholders.
• Access data from a variety of sources, manage and clean data, and assist with data access for analyses, visualizations, and communication of results.
• Developing and maintaining data management plans and data documentation and definitions.
• Overseeing the integration of new initiatives and projections into data standards and structures.
• Evaluating the design, selection, and implementation of dataset organization by comparing them with project requirements and design documents.
• Assessing system performance and making recommendations for hardware, software, and data storage improvements.
• Attends specification and steering meetings to determine scope and prioritization of Data Science offerings.
• Collaborates with engineers on implementing and configuring data across OSF sources.

• Familiarity with database design and systems, database technology, and logical data analysis.
• Ability to organize large amounts of data from a variety of sources.
• Experience with SQL, working with relational databases and familiarity with a variety of database architectures.
• Experience with schema design and data modeling strategies.
• Experience working with unstructured and semi-structured data.
• Experience with Python or R as a scripting language and for data exploration/analysis.
• Demonstrated commitment to engineering best practices to analytics code (e.g., version control, testing, continuous integration).
• Excellent communication skills to translate complex problems using non-technical language.
• Excellent problem solving and analytical skills.
• Excellent time management skills and the ability to work towards meeting multiple deadlines simultaneously.
• Demonstrated commitment to transparency, rigor, and reproducibility in research.
• Attention to detail and very strong documentation and workflow management skills.
• Ability to prioritize, make decisions, problem-solve, and ask for help.

• 2 to 5 years’ working experience in data management, data analysis, or other data administration functions including collection and distribution.
• Bachelor’s degree (or equivalent) in data-science related field.

• 401(k) with employer match. COS offers a matching contribution of 100% up to 3% of pay and another 50% up to 5% of pay (the full match will be 4% if participants elect to defer 5%)
• Health, dental, and vision insurance. COS covers 100% of employee premium and 50% of all dependent coverage costs under the base plan
• 15 days vacation in year one
• COS offers paid leave for up to three (3) months to all full-time, regular employees to care for their child after birth, after or during the adoption process, or to care for their spouse, child, or parent who has a serious health condition as well as for the employee’s own serious health condition.
• Remote work option or modern local office space in Charlottesville, VA with a Macbook and Google Workspace environment

• Some flexibility in hours is allowed, but the employee must be available during the “core” work hours of 9:00 a.m. to 5:00 p.m. (EST).
• Occasional travel is possible for this position.
• Salary range for this position is $60,000 - $70,000 annual.

Charlottesville, VA or remote

Charlottesville, VA or remote

The Senior Frontend Software Engineer leads the design, development, modification and maintenance of highly complex open source software applications. This role collaborates across the engineering and product teams, as well as external users and stakeholders to ensure successful design, development, and delivery of technology solutions to meet organizational priorities. This role is responsible for supporting and implementing technology direction, assisting management and other senior technical leaders in strategic planning, and executing priorities to meet objectives. The Sr. FE SWE is equipped to be accountable for technical vision and leadership in the organization through demonstrated ability to successfully execute  software projects, mentor staff members in design and coding activities, and establish ownership of cross-team shared infrastructure.

• Serve as a technical lead contributing to and directing the efforts of development teams, including internal and external team members.
• Develop high-quality software design and architecture solutions by studying information needs, conferring with users, studying systems flow, data usage, and work processes; investigating problem areas; and following the software development lifecycle.
• Determine operational feasibility of proposed implementation plans by evaluating analyses, problem definition, requirements, solution architecture, and proposed solutions.
• Work with Principal Engineer and other cross-functional teams to choose new technologies to support organizational goals, sustainability and scalability. 
• Promote a culture of collaboration with internal and external stakeholders, continual learning and growth, and enthusiasm for open source development practices. 
• Determine and communicate implications (and trade-offs) for projects of reliability, scalability, maintainability, operational costs, ease of adoption by organization, etc. 
• Develop technical solutions to problems that involve complexity and affect multiple different products while systematically thinking through effects.
• Effectively communicate status of projects to all stakeholders at regular, predefined intervals.
• Plan and execute major projects or initiatives for large teams of engineers, delivering on time and budget with the optimum solution that meets goals.
• Perform code review of others’ work and offer productive solutions and mentorship for code issues.
• Remain up to date on development tools, programming techniques, open source trends, and computing equipment by participating in educational opportunities, reading professional publications, maintaining personal networks, and participating in professional organizations.
• Make evidence- and experience- based architecture decisions for new and existing products. 

• May have up to 3 direct reports.

• Demonstrate an expert level technical understanding and proficiency in the following areas: Front-End SPA frameworks: EmberJS or other popular frameworks, such as Angular; Languages: Typescript, Javascript, HTML5; Front-End best practices: UI/UX/A11y, Internationalization, analytics; RESTful APIs; Knowledgeable of features and limitations of modern web browsers; Front-End build chains (Yarn, Webpack, NPM, etc)
• Demonstrated competency in leading internal and external team members and stakeholders with diverse backgrounds, skill levels and functional areas to meet strategic goals and efficiently deliver projects.
• Extensive experience in project management.
• Excellent systems architecture, project management and leadership skills, with ability to work independently.
• Ability to provide in-depth evaluation and analysis of unique complex technological issues/needs and design effective solutions.
• Strong, effective oral and written communication skills, and the ability to communicate technical needs with a non-technical audience.
• High level of interpersonal skills and ability to exercise discretion and independent judgment in the performance of duties.
• Excellent analytical and problem-solving skills.
• Familiarity with automated testing tools such as Selenium, BrowserStack is a plus.
• Some Back-End experience is a plus: Python, Django, or similar frameworks.

• At least 5+ years programming experience 
• Bachelor’s degree in computer science or related field, or equivalent experience 
• Experience with personnel management
• Previous contributions to open source projects

• This is largely a sedentary role. Prolonged periods of sitting at a desk and working on a computer.

• Some flexibility in hours is allowed, but the employee must be available during the “core” work hours of 9:00 a.m. to 5:00 p.m. (ET).
• Occasional travel is possible for this position.
• Salary range for this position is $100,000 - $120,000 annual

• 401(k) with employer match. COS offers a matching contribution of 100% up to 3% of pay and another 50% up to 5% of pay (the full match will be 4% if participants elect to defer 5%)
• Health, dental, and vision insurance. COS covers 100% of employee premium and 50% of all dependent coverage costs under the base plan
• 15 days vacation in year one
• COS offers paid leave for up to three (3) months to all full-time, regular employees to care for their child after birth, after or during the adoption process, or to care for their spouse, child, or parent who has a serious health condition as well as for the employee’s own serious health condition.
• Remote work option or modern local office space in Charlottesville, VA with a Macbook and Google Workspace environment