Hook is a social music platform, backed by top-tier investors, building the next generation of music discovery, fan expression, and creator growth. We turn the songs people love into sounds they can play with — enabling fans and creators to reimagine music through intuitive, remix-friendly experiences with zero learning curve. By partnering directly with artists, labels, and rightsholders, Hook ensures music is discovered, shared, and expressed in ways that respect and reward the people behind it. At Hook, music isn’t just consumed — it’s experienced, expressed, and made personal.
Research Scientist, Recommendation Systems
Location
United States
Posted
62 days ago
Salary
0
Seniority
Mid Level
Job Description
Research Scientist, Recommendation Systems
Hook Music
About Hook Hook is a social music platform, backed by top-tier investors, building the next generation of music discovery, fan expression, and creator growth. We turn the songs people love into sounds they can play with — enabling fans and creators to reimagine music through intuitive, remix-friendly experiences with zero learning curve. By partnering directly with artists, labels, and rightsholders, Hook ensures music is discovered, shared, and expressed in ways that respect and reward the people behind it. At Hook, music isn’t just consumed — it’s experienced, expressed, and made personal. Role Overview We are looking for a Research Scientist to design, develop, and advance state-of-the-art recommendation systems that power personalized user experiences at scale. In this role, you will conduct applied research, translate theoretical insights into production-ready models, and partner closely with engineering and product to drive measurable impact. You’ll work on problems such as ranking, personalization, user modeling, exploration-exploitation, and representation learning, using real-world data and user-generated content. What You’ll Do - Design, implement, and evaluate machine learning models for recommendation, ranking, and personalization - Conduct applied research to improve model quality, robustness, and efficiency - Develop and execute experimentation strategies using offline evaluation and online testing - Work with complex datasets to understand user behavior and system performance - Collaborate with engineering and product teams to transition research into production systems - Share research results in clear, accessible ways with both technical and non-technical audiences - Stay informed about advances in recommendation systems and related ML methodologies Required Skills & Experience - Advanced degree (PhD or MS) in Computer Science, Machine Learning, Statistics, or a related field, or equivalent experience - Experience developing recommendation, ranking, or personalization models for user-generated content. - Strong foundation in machine learning, statistics, and data analysis - Proficiency in Python and modern ML frameworks (e.g., PyTorch) - Ability to conduct independent research and collaborate effectively in team environments Preferred Skills & Experience - Prior publications or submissions to RecSys or closely related venues - Experience working with large-scale data and computational systems - Experience with representation learning, sequence modeling, or large-scale optimization - Experience transitioning research prototypes into production systems Why This Role Matters This role will influence the company’s research direction—how we develop novel models, push technical boundaries, and bring cutting-edge science into production. You’ll have significant ownership, and the opportunity to build a world-class applied research function from the ground up. Compensation Competitive base salary, meaningful equity ownership, and the opportunity to build and lead growth at a fast-growing consumer company.
Related Guides
Related Categories
Related Job Pages
More Research Scientist Jobs
• Own design, development, and production deployment of document understanding systems • Design and deploy semantic chunking models for legal documents • Build document enrichment systems using taxonomies • Develop LLM-based knowledge graph construction pipelines • Lead knowledge distillation efforts for model compression • Design evaluation frameworks using expert annotation • Provide technical input on AI strategy and roadmap
• Independently design and analyze in vivo PK/PD, PK and TK studies in multiple veterinary species, including writing study protocols and reports • Provide PK and PK/PD modeling and simulation to help select lead candidates and optimize dose regimens • Collaborate with bioanalytical team to assess suitability of analytical assays and forecast analytical requirements for projects • Lead development of scientific strategy across therapeutic areas with a focus on mechanistic platforms/biomarkers to aid in translation, measurement of target engagement, and dose regimen predictions • Work collaboratively and communicate effectively with multidisciplinary teams to design and prosecute studies in line with the strategic direction of the project • Present research results to scientific teams, management, and regulatory agencies • Write sections of regulatory submissions, respond to inquiries from regulatory agencies, and maintain knowledge of regulatory guidance documents
• Join a world-class team of scientists and engineers pushing the boundaries of physics research in a groundbreaking lab where AI, theory, and automation unlock discoveries at unprecedented speed and scale. • Work on using theoretical modeling to connect first-principles calculations and experiments. • Collaborate with computational and experimental scientists and ML researchers.
State Lands Geologist, Natural Resource Scientist 3 - NRSci3, NRSci2 In-Training
State of WashingtonFounded in 1889, the State of Washington was the 42nd American territory to be admitted to the United States. Located in the Pacific Northwest, Washington is si
Title: State Lands Geologist, Natural Resource Scientist 3 (NRSci3)/(NRSci2) In-Training Salary $55,584.00 - $105,900.00 Annually Location Cowlitz County - Castle Rock, WA Job Type Full Time - Permanent Remote Employment Flexible/Hybrid Job Number 2026-4-6776-02620 Department Dept. of Natural Resources Salary Information The high end of the salary range, Step M is typically a longevity step Job Description: State Lands Geologist, Natural Resource Scientist 3 (NRSci3) (candidates may be considered as NRSci2 In-Training depending on qualifications) Recruitment #2026-4-6776 Full-time, Permanent, Represented position Location: Castle Rock, WA - Other possible work centers: Naselle Work Center, Menlo Work Center, Chehalis Work Center, Tukes Work Center (Battle Ground), and Fort Rains Work Center (North Bonneville) Work Hours and Partial Telework flexibility may be available and considered Relocation Compensation may be available and considered In addition to the salary range listed, a general wage increase of 2% will be applied effective July 1, 2026. State Lands Geologist, Natural Resource Scientist 2 (NRSci2) In-Training (Salary range: $4,632 - $6,227 per month) State Lands Geologist, Natural Resource Scientist 3 (NRSci3) (Salary range: $6,565 - $8,825 per month) The salary listed includes 7.5% assignment pay due to the required licensure. Review of applications is ongoing. We reserve the right to make a hiring decision or close this recruitment at any time after 4/13/26. It is in your best interest to submit materials as soon as possible. Want to join something GREAT and make a difference? The Department of Natural Resources (DNR) has an exciting opportunity within our Forest Resources Division as a State Lands Geologist, Natural Resource Scientist 3 (NRSci3). The DNR will also consider hiring the position as a Natural Resource Scientist 2 (NRSci2) In-Training. Do you have a passion for geomorphology and engineering geology? Are you fascinated by landslides and the interactions between timber harvest, forest roads, slope stability, and stream flows? Do you want to work outside in Washington's forests? Come work with a team of multidisciplinary natural resource specialists to support sustainable forest management in Washington! The Forest Resources Division is currently recruiting for an engineering geologist to provide scientific and technical expertise in the fields of geomorphology, hydrology, and geology to support State Trust Land management in DNR's Pacific Cascade region in southwest Washington. The position provides consulting services to foresters, engineers, recreation specialists, and managers as a part of the Department's timber sales program. In the geologic consultation role, this position is responsible for conducting landslide risk analyses and developing mitigation recommendations for proposed timber harvesting and road construction activities. You will use a combination of office and fieldwork in rugged terrain and all-weather conditions to support your interpretations. This geologist will primarily consult in Pacific Cascade region, but will also work in Southeast region and throughout the state, as needed.Responsibilities: - Assess geologic hazard and risk in the forested environment. - Serve as an expert engineering geology consultant for land managers. - Develop landslide hazard and channel migration zone mitigation recommendations for forest management activities, recreation plans, and engineering projects that follow Forest Practices or other applicable rules and regulations. - Perform field reconnaissance in remote, rugged terrain. - Utilize remote sensing tools including lidar derivatives and aerial imagery in GIS to map potentially unstable slopes. - Assess rock source suitability for forest road construction. - Perform detail-oriented project work and consultation. - Consult with foresters, engineers, managers, local tribes, and stakeholders. - Communicate orally and in writing to provide formal and informal briefings to regulators, technical experts, management officials, interest groups, and members of the general public. - Collaborate with team members. - Stay current with relevant scientific research. This may be filled as an in-training position. This is designated as a 12-36-month training plan. If you complete all elements of the training steps in a shorter amount of time, we may waive the remainder of the time required. Candidates will be considered as State Lands Geologist, Natural Resource Scientist 2 (NRSci2) In-Training or State Lands Geologist, Natural Resource Scientist 3 (NRSci3), depending on qualifications. Required Qualifications: State Lands Geologist, Natural Resource Scientist 2 (NRSci2) In-Training (Salary range: $4,632 - $6,227 per month): - A bachelor's degree in geology, geomorphology, hydrology, or a closely related earth sciences field. Must meet all educational requirements to qualify for Washington State geology licensing exams. Official review of transcripts may be required prior to employment AND three years of professional experience in the fields of engineering geology, geology, geomorphology, or closely related field. - OR a Master of Sciences or PhD in geology, geomorphology, hydrology, or a closely related earth science field AND one year of professional experience in the fields of engineering geology, geology, geomorphology, or closely related field. - Experience accurately observing, mapping, and interpreting terrain conditions, such as landslides and associated landforms, in the forested environment. - Experience communicating the results of risk analyses to others, both verbally and in writing. - Experience using word processing, spreadsheet, and GIS software. State Lands Geologist, Natural Resource Scientist 3 (NRSci3) (Salary range: $6,565 - $8,825 per month): The salary listed includes 7.5% assignment pay due to the required licensure. - A bachelor's degree in geology, geomorphology, hydrology, or a closely related earth sciences field AND five years of professional experience in geology assessing and identifying landslide hazards from remote sensing and field assessments OR an equivalent combination of education and/or experience. OR A Master of Science or PhD in geology, geomorphology, hydrology, or a closely related earth science field AND three years of professional experience in geology assessing and identifying landslide hazards from remote sensing and field assessments. - Experience accurately observing, mapping, and interpreting terrain conditions, such as landslides and associated landforms, in the forested environment. - Experience communicating the results of risk analyses to others, both verbally and in writing. - Experience using word processing, spreadsheet, and GIS software. Required Competencies: - Knowledge of scientific literature as it pertains to the effects of forest land use on physical watershed processes (erosion, sedimentation, and hydrology). - Commitment to fostering and supporting an environment that honors diversity, equity, inclusion, and environmental justice practices. - Perform assigned duties in a manner consistent with applicable laws, regulations, and public records retention and requests are followed. - DNR Core Competencies: - Personal Accountability - Value Others - Compassionate Communication - Inspire Others - Commitment to Excellence Special Requirements and Conditions of Employment: - A Washington Geologist License (LG) is required per RCW 18.220.020, as outlined in the individual performance development plan OR the in-training plan. - A Washington Engineering Geologist License (LEG) is required per RCW 18.220.020, as outlined in the individual performance development plan OR the in-training plan. - Must be approved by Forest Practices to be a "qualified expert" (WAC 222-10-030(5)) within one year of hire as an NRSci3 or within one year after promotion to an NRSci3. Note: While licensure is required for this position, it is not required upon hire. Please review the requirements for licensure in Washington State: https://dol.wa.gov/professional-licenses/geologists) - Position is required to both work in an office and in the field in remote locations on uneven terrain and in all weather conditions. - Frequent day-long and occasional overnight travel is required. - A current valid driver's license and two years of driving experience. Additionally, DNR requires state drivers to possess a license that is not suspended, revoked, or restricted (for example, Occupational/Restricted Driver Licenses or requiring ignition interlock devices). This position requires driving as an essential function. Finalists and/or interview candidates will be asked to provide a driving record from all states in which they have held a license during the past three years. Desired Qualifications: - Experience conducting site-scale landslide risk analyses, where proposed timber harvest and road construction activities are evaluated for their potential to increase mass wasting. - Experience developing harvest- and construction-related mitigation measures to reduce the potential for management-related mass wasting. - Proficiency with slope stability modeling software, such as Slope/W. - Experience authoring or co-authoring "qualified expert" reports prepared in accordance with the standards specified in WAC 222-10-030. - Knowledge of relevant State regulations and laws including State Environmental Policy Act (SEPA) and Forest Practices rules. - Proficiency with GIS applications including Spatial Analyst, 3D Analyst, Raster Calculator, and Model Builder to analyze and model topographic and hydrologic data; file geodatabase management; and Python programming. - Ability to: - Accept responsibility for assigned tasks and activities. - Develop long-range work plans, think conceptually, observe and interpret trends, analyze data, identify key relationships, and draw logical conclusions - Maintain effective working relationships. - Provide a consistent message and a positive attitude about the program's development and program projects. - Interpret policy and procedures. - Address large groups and write effectively. - Work independently or as part of a team on assigned tasks Don't let doubts stop you from applying for this position. At DNR, we value diversity and inclusion in our organization, and we are looking for the best person for the job. We are invested in acquiring the best and most innovative candidate for the job, and that candidate may be one from a less traditional background. It is important you consider and clearly communicate within your application materials how your education, volunteer work, life skills, and experience transfer to this position and the qualifications. If you have any questions about the qualifications, please contact us. Questions? Please contact Jennifer Parker or email us. Persons needing accommodation in the application/testing process or this job announcement in an alternative format may call or email. Applicants who are deaf or hard of hearing may call through the Washington Relay Service. About the Department of Natural Resources (DNR). At DNR, we approach our work through the lens of making Washington a better place environmentally and are dedicated to serving Washington's lands and communities through diversity, equity, and inclusion. Our Vision - Our actions ensure a future where Washington's lands, waters, and communities thrive. Our Mission - Manage, sustain, and protect the health and productivity of Washington's lands and waters to meet the needs of present and future generations. Our Core Values: - Safety and Well-Being -Our top priority is the safety of the public and our employees. - Public Service -We value and respect the public we serve, and we value and respect the people of the Department of Natural Resources who step up to serve. - Innovation and Creative Problem-Solving - We solve our state's most pressing challenges through innovative thinking, dedication, and bold and creative vision. - Leadership and Teamwork -We are committed to building leaders at all levels and building teams for success. DNR provides excellent benefits, a few of which include: - Commitment to organizational health and wellness - Work/life balance - DNR Employee Resource Groups (Diversity, Equity and Inclusion Council, Women's Employee Resource Group, Veterans Employee Resource Group, etc.) - Statewide Employee Business Resource Groups, visit here to learn more - Leadership that empowers and supports employees - Professional development opportunities - Educational and career development aid - Public Service Loan Forgiveness Eligibility - Opportunities to participate in wildland fire suppression assignments - A comprehensive benefits package includes employer contributions toward health insurance, paid holidays, retirement plans, sick leave, and vacation days. Visit http://careers.wa.gov/benefits.html for more information. Additional Information: This recruitment may be extended and used to fill future similar vacancies for up to sixty (60) days. DNR does not use the E-Verify system. For more information, please visit www.uscis.gov. Veterans wishing to claim Veteran's preference, please attach a copy of your DD-214, NGB-22, or other verification of military service. Please black out your Social Security number before attaching it. We thank you and are grateful for your service! Equal Opportunity Employer: The Washington State Department of Natural Resources is an equal opportunity employer. We strive to create a working environment that includes and respects cultural, racial, ethnic, sexual orientation, and gender identity diversity. Women, racial and ethnic minorities, persons with disability, persons over 40 years of age, veterans, military spouses or people with military status, and people of all sexual orientations and gender identities are encouraged to apply. Once you submit your online application, you can check your status by logging into your account. If you experience technical difficulties creating, accessing, or completing your application, call or email.




