NewConstruction Site Project Manager (Bilingual Mandarin) - 28031 ComriseConstruction Site Project Manager (Bilingual Mandarin) - 28031New York, NY$90,000–$100,000 / yearFull timeThe ideal candidate will be organized, safety-minded, and comfortable navigating all phases of on-site construction, with a solid understanding of local codes and digital project management tools. This role requires business level fluency in both Chinese and English and strong hands-on experience in construction site supervision.
NewArchitectural Project Manager JobotArchitectural Project ManagerNew York, NY$75,000–$90,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Here are some of the experience we are looking for: putting together full sets of CDs, permitting, RFIs, and site visits for upfront verification, during construction, punch-lists, and meeting with the city for permit related requirements.
Key Inventory Manager – Investment Management Reed Smith USKey Inventory Manager – Investment ManagementNew York, New York$140,000–$160,000Full timeActing as the primary owner of the practice group's book of business, this position exercises significant independent judgment and discretion in establishing billing priorities, determining billable amounts and timing, and authorizing write-offs, with the objective of optimizing revenue realization, cash flow, and partner efficiency. The role supports and collaborates with other Key Inventory Managers and Revenue Accounting Operations personnel to maintain an optimal revenue cycle and serves as a pivotal point of accountability for a large, complex portfolio of Investment Management matters.
NewConstruction Project Manager JobotConstruction Project ManagerBridgewater, NJ$155,000–$165,000 / yearInformation collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal. Our client, a rapidly growing and well-established leader in the green energy and industrial manufacturing sector, offers an outstanding opportunity for individuals seeking a dynamic and impactful work environment within one of the most critical industries of the 21st century.
NewHospice RN Case Manager - Midtown Manhattan NY JobotHospice RN Case Manager - Midtown Manhattan NYNew York, NY$100,000–$116,800 / yearYou will only see FOUR Hospice patients per day and will manage caseload of terminally ill, end-of-life patients, delivering skilled nursing care in home and facility settings, supporting patients and families throughout the end-of-life process . Collaborate with Physicians to regularly titrate medications and update individualized care plans while simultaneously working with IDT team in developing comprehensive, patient-centered plans of care .
NewHospice RN Case Manager - North Brooklyn, NY JobotHospice RN Case Manager - North Brooklyn, NYBrooklyn, NY$101,000–$119,000 / yearThis role is ideal for an RN who wants meaningful hospice work, a manageable daily visit expectation, strong benefits, and the ability to provide thoughtful end-of-life care without feeling like they are constantly running across the entire city. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
NewMechanical Commissioning Engineer / Project Manager (Data Centers) JobotMechanical Commissioning Engineer / Project Manager (Data Centers)Secaucus, NJRemote$135,000–$165,000 / yearThe successful candidate must be self-motivated and well versed in Data Center projects touching on large building MEP systems design, commissioning, retro-commissioning, energy modeling/analysis and construction for complex buildings. Information collected and processed as part of your Jobot candidate profile, and any job applications, resumes, or other information you choose to submit is subject to Jobot's Privacy Policy, as well as the Jobot California Worker Privacy Notice and Jobot Notice Regarding Automated Employment Decision Tools which are available at jobot.com/legal.
NewDialysis Clinical Manager Registered Nurse - RN Fresenius Medical CareDialysis Clinical Manager Registered Nurse - RNNew York, NY$90,000–$151,000 / yearOther: • Collaborates closely with, providing oversight as needed to, the Clinical Manager/Charge RN acting as nurse manager, the Medical Director, and the physicians regarding the direct patient care responsibilities within the facility to ensure the provision of outstanding quality of patient care, as defined by the FMS quality goals, and compliance with the pertinent company policies and procedures. • Demonstrated leadership competencies and management skills for the position, including excellent communication, customer service, continuous quality improvement, relationship development, results orientation, team building, motivating employees, performance management and decision making.
Oracle Fusion Analytics Manager Kforce Inc.Oracle Fusion Analytics ManagerNew York, NY$93–$95Summary: This role sits at the intersection of Finance, Data, and Technology, translating business needs into trusted, decision-ready insights built on Oracle Fusion Cloud ERP and its analytics ecosystem (Oracle Fusion Analytics Warehouse/Fusion Data Intelligence, OTBI, and BI Publisher). Candidates should have a blend of understanding the backend tech of Oracle Fusion as well as knowledge of OTC and PTP, do not need to know how to code, but enough to understand the framework to gather the functional requirements in pulling the data and translating it with technical team members with Fusion.
Sr Technical Lead Project Manager HTC Global Services IncSr Technical Lead Project ManagerIselin, NJFull timeThis role requires a combination of technical expertise, data domain knowledge, and business analysis skills to ensure the successful implementation of data technology solutions. At HTC Global, you’ll collaborate with experts, work alongside clients, and be part of high-performing teams driving success together.
NewMechanical Engineer/Project Manager (HVAC) JobotMechanical Engineer/Project Manager (HVAC)New York, NY$95,000–$135,000 / yearSuccessful candidates will have Engineering Consulting Firms performing Conceptual Design of Mechanical Buildings Systems (HVAC, Boilers, Chillers, etc.) Projects Include: Data Centers, Commercial, Healthcare, Municipal & Federal, Transportation/Infrastructure, Education, Hospitality, etc. Leads the design on Tenant fit-out projects and is a key designer on base building/infrastructure upgrades; assembles riser diagrams, schedules, and floor plans; participates in specification writing.
Manager, Clinical Adjudication Operations Daiichi Sankyo, Inc.Manager, Clinical Adjudication OperationsBasking Ridge, NJ$127,280–$190,920 / yearFull timeBecome a Subject Matter Expert (SME) with the process currently in use; be able to describe to study teams and other key departments how their study will interact with the adjudication vendor; Describe the expectation and importance of adjudication between the vendor to the CRO; Become an active “extended team member” to multiple studies at the same time; Being extremely organized to discuss with studies at different timepoints. Support analysis of study site ILD adjudication metrics reports to identify potential areas of concern, trends, missing eDC pages, issues with image uploading; bring to the attention of the Study Team / CRO; offer solutions.
NewSenior Preconstruction Manager HITT ContractingSenior Preconstruction ManagerNew York, NY$132,000–$187,000 / yearA Senior Preconstruction Manager is responsible for leading and managing multiple projects working with a team of preconstruction managers, and shared team resources to deliver exceptional deliverables to our clients. Prepare and analyze pricing proposals to include current market and regional conditions, historical data, material escalation, internal estimate and subcontractor input in order to provide complete and accurate estimates to our clients.
NewHospice RN Case Manager- NORTH Brooklyn NY (15K Hire Bonus) JobotHospice RN Case Manager- NORTH Brooklyn NY (15K Hire Bonus)Brooklyn, NY$100,000–$116,800 / yearYou will only see FOUR Hospice patients per day and will manage caseload of terminally ill, end-of-life patients, delivering skilled nursing care in home and facility settings, supporting patients and families throughout the end-of-life process . Collaborate with Physicians to regularly titrate medications and update individualized care plans while simultaneously working with IDT team in developing comprehensive, patient-centered plans of care .
NewOperations Program Manager L3Harris TechnologiesOperations Program ManagerClifton, NJ$76,500–$141,500 / yearThe OPM will also participate in Capacity Planning for the site by providing details on future forecasted work to the Plant’s Master Scheduling Team and by collaborating with Master Scheduling to maintain manufacturing & test schedules for active projects. Primary conduit between program office and the Operations organization for development, production and/or spares/repairs activity on assigned programs, driving overall program plan and day to day results.
Project Manager Remedial Construction Services, L.PProject ManagerNewark, NJ$90,000–$130,000 / yearDirect project execution in full compliance with contractual scope and requirements, including responsibilities related to pre-bid planning, proposal development, project startup, contract administration, resource allocation, cost control, material procurement, subcontractor coordination, cash flow management, and change order negotiations. Analyze physical progress and financial performance data to develop accurate, data-driven forecasts, supporting timely and comprehensive performance status reports that include projected completion dates, budget adherence, and overall financial outcomes.
NewUnit Manager/RN Supervisor Care-OneUnit Manager/RN SupervisorOradell, NJ$87,000–$115,000 / yearParticipate as needed and/or directed in collaboration with the Resident Assessment/Care Plan Coordinator in the development of a written care plan (preliminary, interim and comprehensive for each resident that identifies the problems/needs of the resident, indicates the care to be given, goals to be accomplished and which professional service is responsible for each element of care. Attend, participate and lead the weekly resident "At Risk" meeting ensures resident care and condition concerns are identified, interventions are appropriate to cause and follow up is completed.
NewConstruction Project Manager - Ground up Multifamily Page GroupConstruction Project Manager - Ground up MultifamilyParamus, NJ$140,000–$170,000 / yearFull timeWell-known New Jersey based Developer & Self performing General Contractor is seeking a Project Manager to manage ground up 200+ Unit WOOD FRAME Multifamily Projects. The Construction Project Manager - Ground up Multifamily will: Establish and maintain working professional relationships with the project design team, company field and office personnel, subcontractors, and vendors.
NewProject Manager - Multifamily Construction Page GroupProject Manager - Multifamily ConstructionFlorham Park, NJ$140,000–$170,000 / yearFull timeThe Multifamily Construction Project Manager will: Establish and maintain working professional relationships with the project design team, company field and office personnel, subcontractors, and vendors. They are a leader in the New Jersey market with many excellent clients and a steady pipeline of varied multifamily projects.
Senior Project Manager - Brooklyn, NY - Construction Page GroupSenior Project Manager - Brooklyn, NY - ConstructionBrooklyn, NY$160,000–$210,000 / yearFull timeWe're seeking a polished, experienced Senior Project Manager to take ownership of a high‑profile luxury residential project and help drive multiple projects to completion. Known for their high‑end residential and commercial work, they offer a collaborative, professional, and client‑focused culture with strong growth, exciting projects, and leadership that's deeply connected in the NYC market.
NewVP; Business Support Manager BofA Securities, Inc.VP; Business Support ManagerNew York, NY$150,600–$175,000 / yearin: Supporting data systems through maintenance, modification, problem resolution, risk assessment, code migrations, architecture reviews & performance optimizations; Translating business data reqs into technical data delivery workflows for large scale enterprises. VP; Business Support Manager sought by BofA Securities, Inc. to analyze user needs & reporting / analytics reqs to determine feasibility of design w/in time & cost constraints.
Project Manager - Commercial Interiors | Luxury Construction Page GroupProject Manager - Commercial Interiors | Luxury ConstructionNew York, NY$140,000–$185,000 / yearFull timeThis isn't just another construction role-you'll be working on visually stunning, high-profile retail spaces, collaborating with top-tier designers and global brands, and playing a key role in bringing bold architectural concepts to life. Our client is a top-tier commercial interiors general contractor specializing in high-end retail, flagship stores, and luxury brand environments.
Electrical Project Manager - New Construction Page GroupElectrical Project Manager - New ConstructionBrooklyn, NY$135,500–$150,000 / yearFull timeA successful Electrical Project Manager - New Construction in Boroklyn, NY should have: A solid understanding of construction processes, project management methodologies, and the property industry. The Electrical Project Manager - New Construction in Brooklyn, NY will help continue the deliverance of high quality work and will be a leader from day one.
Assistant Project Manager Page GroupAssistant Project ManagerWhite Plains, NY$80,000–$110,000 / yearFull timeThe Assistant Project Manager will play a key role in supporting the successful execution of multifamily, woodframe, and residential new construction projects. This position is ideal for a motivated professional ready to contribute to high-quality construction projects in White Plains and Westchester County.
MEP Project Manager (MTA) - Civil Construction Page GroupMEP Project Manager (MTA) - Civil ConstructionNew York, NY$150,000–$200,000 / yearFull timeThe MEP Project Manager (MTA) - Civil Construction in New York, New York will oversee and manage construction projects from inception to completion, ensuring they are delivered on time, within scope, and within budget. This is an excellent opportunity for a motivated MEP Project Manager (MTA) - Civil Construction in New York, New York - apply today!
Construction Project Manager - Manhattan, NY Page GroupConstruction Project Manager - Manhattan, NYNew York, NY$130,000–$160,000 / yearFull timeThey partner with leading corporate tenants, developers, and architectural firms to execute projects including office fit‑outs, amenity spaces, lobbies, and specialty interior environments. Our client is a well‑established commercial interiors general contractor with a strong reputation for delivering innovative, detail‑driven buildouts throughout Manhattan.
Dairy Manager Sprouts Farmers MarketDairy ManagerHartsdale, NYIf the thought of helping people make healthy choices in one of the fastest growing retailers is up your alley - then we need YOU to join our winning team at Sprouts Farmers Market as the Dairy Manager! Take and document corrective actions when needed, including collaboration with business and HR partners in managing performance to include coaching, counseling, progressive discipline, suspension, or termination when needed.
NewSoftware Engineer III Kforce Inc.Software Engineer IIINew York, NY$60–$65Proven experience with Microsoft Azure services (App Services, Azure Functions, Azure DevOps, Azure Storage, Azure SQL). Employee pay is based on factors like relevant education, qualifications, certifications, experience, skills, seniority, location, performance, union contract and business needs.
AP Manager/Bookkeeper Page GroupAP Manager/BookkeeperRidgewood, NJ$70,000–$90,000 / yearFull timeIt also oversees billing, tracks receivables and aging reports, applies payments, and works closely with project managers to support accurate and timely financial operations. This role manages both accounts payable and accounts receivable processes, including reviewing and processing invoices, ensuring accurate cost allocation, and maintaining vendor and subcontractor compliance documentation.
Senior Full Stack Developer BC ForwardSenior Full Stack DeveloperJersey City, NJ$68–$68.25 / hourFull timeThe ideal candidate will have strong experience in Java, Python, API-driven architectures, modern data warehouses, AI/MCP services, and DevOps and a proven ability to design, implement, and support enterprise-scale applications and data platforms end to end. With delivery centers and offices across North America and India, we take pride in building long-term relationships and delivering excellence through innovation, collaboration, and integrity.
Senior Full Stack Developer - AI, Python and Angular/React BC ForwardSenior Full Stack Developer - AI, Python and Angular/ReactJersey City, NJ$68–$68.25 / hourFull timeThe ideal candidate will have strong experience in Java, Python, data engineering, MCP-based services, AI-enabled applications, APIs, and DevOps and a proven ability to design, deliver, and support enterprise-scale, API-driven platforms end-to-end. With delivery centers and offices across North America and India, we take pride in building long-term relationships and delivering excellence through innovation, collaboration, and integrity.
Senior Full Stack Developer / Technical Lead BC ForwardSenior Full Stack Developer / Technical LeadJersey City, NJ$68–$68.25 / hourFull timeThe ideal candidate will have strong experience in Java, Python, data engineering, cloud-native development, and DevOps and a proven ability to design, deliver, and support enterprise-scale, API-driven applications and data platforms. With delivery centers and offices across North America and India, we take pride in building long-term relationships and delivering excellence through innovation, collaboration, and integrity.
NewHIM Coding Manager - AI Systems MercorHIM Coding Manager - AI SystemsNew York, New YorkRemoteEvaluate AI-generated coding assignments for ICD-10-CM/PCS, CPT/HCPCS, and DRG assignments to ensure accuracy and compliance. Monitor coding KPIs such as coder productivity, accuracy rates, unbilled accounts, and claim denial rates due to coding errors.
MANAGER CODING HEALTH INFO MANAGEMENT Montefiore Medical CenterMANAGER CODING HEALTH INFO MANAGEMENTYonkers, NY$123,121.91–$153,902.39 / yearThe Manager must be knowledgeable of coding classifications, reimbursement methodologies and understand the regulatory and accrediting reporting requirements for all patient types in order to provide guidance, monitor quality of work and address problems and issues. This position also requires knowledge of denial and error management as received from internal and external review agencies and a clear understanding of billing, charge master operations for hard coded vs soft coded charges and reporting requirements.
Inpatient Coding Manager- Remote Med-MetrixInpatient Coding Manager- RemoteParsippany-Troy Hills, NJRemoteFull timeGoal is to meet or exceed national coding KPI benchmarks and client specific KPI’s. Mental Demands: The employee must be able to follow directions, collaborate with others, and handle stress.
Profee Coding Consultant - PRN DatavantProfee Coding Consultant - PRNNew York City, NY$20–$28 / hourGuided by our mission to make the world's health data secure, accessible and actionable, we provide critical data solutions for organizations across the healthcare ecosystem - including providers, health plans, researchers, and life sciences companies. The estimated base pay range per hour for this role is:$20—$28 USDTo ensure the safety of patients and staff, many of our clients require post-offer health screenings and proof and/or completion of various vaccinations such as the flu shot, Tdap, COVID-19, etc.
Profee Coding Consultant - Full Time DatavantProfee Coding Consultant - Full TimeNew York City, NY$20–$28 / hourGuided by our mission to make the world's health data secure, accessible and actionable, we provide critical data solutions for organizations across the healthcare ecosystem - including providers, health plans, researchers, and life sciences companies. The estimated base pay range per hour for this role is:$20—$28 USDTo ensure the safety of patients and staff, many of our clients require post-offer health screenings and proof and/or completion of various vaccinations such as the flu shot, Tdap, COVID-19, etc.
Inpatient Coding Manager, HIM, Full Time, (Hybrid) The Valley HospitalInpatient Coding Manager, HIM, Full Time, (Hybrid)Ridgewood, New JerseyIn our commitment to high performance and reliability, we encourage and recognize exceptional individual performance through our industry leading compensation practices including a starting salary and benefits in accordance with your role, experience, education, and licensure. This applies to all areas of employment, including recruitment, hiring, training and development, promotion, transfer, termination, layoff, compensation, benefits, social and recreational programs, and all other conditions and privileges of employment.
Outpatient Coding Consultant Datavant LLCOutpatient Coding ConsultantNYRemote$20–$35 / hourGuided by our mission to make the world's health data secure, accessible and actionable, we provide critical data solutions for organizations across the healthcare ecosystem - including providers, health plans, researchers, and life sciences companies. From fulfilling a single patient's request for their medical records to powering the AI revolution in healthcare, Datavanters are building the future of how data is connected and used to improve health.
Manager of DRG Coding & Clinical Validation Audit Elevance Health IncManager of DRG Coding & Clinical Validation AuditNJ$115,020–$207,216 / yearp>Anticipated End Date: 2026-05-31 Position Title: Manager of DRG Coding & Clinical Validation Audit Job Description: Manager of DRG Coding Audit-Program/Project Locations: The selected candidate must reside within a reasonable commuting distance of the designated posting location(s): Virginia, Indiana, Georgia, Ohio, Maryland; New Jersey, New York and Texas. Alternate locations may be considered if candidates reside within a commuting distance from an office Please note that per our policy on hybrid/virtual work, candidates not within a reasonable commuting distance from the posting location(s) will not be considered for employment, unless an accommodation is granted as required by law.
Lead Principal Product Manager, Healthcare AI - Autonomous Coding Oracle CorpLead Principal Product Manager, Healthcare AI - Autonomous CodingNY$119,200–$264,100 / yearOracle maintains broad salary ranges for its roles in order to account for variations in knowledge, skills, experience, market conditions and locations, as well as reflect Oracle''s differing products, industries and lines of business. We are seeking an experienced Product Manager with a vision and experience in healthcare revenue cycle for improving medical coder's productivity and developing AI products that reduce their burnout.
Senior Operations Manager, Supply - Coding Snorkel AI IncSenior Operations Manager, Supply - CodingNew York City, NY$160,000–$240,000 / yearServe as the primary Supply point of contact for the Coding pod and partner cross-functionally: run pod standups and align priorities and readiness against growth plans; work with Data, Analytics, and Operations on attribution and visibility across every stage of the supply funnel; align with stakeholders to rapidly shift priorities as demand forecasts evolve; and partner closely with Growth, GTM, Finance, and Partnerships to inform commercial planning, workforce readiness, capacity commitments, and long-range supply strategy. Scale supply channels and manage risk: partner with the Partnerships team to evaluate and scale strategic talent channels including BPOs and other external supply partnerships, and identify structural supply risks, capacity constraints, and delivery dependencies, developing both immediate mitigation plans and long-term solutions.
Lead Coordinator, Coding & Billing e+CancerCare LLCLead Coordinator, Coding & Billing$22.30–$28.80 / hourThe Lead, Coding & Billing is a hands-on senior individual contributor who provides advanced coding expertise and day-to-day operational leadership for pre-submission billing and specialty coding activities supporting Radiation Oncology, Urology and Imaging, This role supports management by ensuring high-quality coding, clean claim submission, denial prevention, and workflow accountability while serving as the primary escalation point for complex coding and billing issues. Revenue Cycle Management manages a team focused on a series of clinical and administrative processes that healthcare providers utilize to capture, bill, and collect patient service revenue.
Coding Compliance Coordinator (Rehab) Columbia UniversityCoding Compliance Coordinator (Rehab)Fort Lee, NJ$67,300–$75,000 / yearMaintains a thorough working knowledge of all aspects of billing and collections including billing rules and regulations, collection practices, electronic billing processes, CMS 1500 Form requirements, diagnosis and procedure coding, and applicable county, state, and federal requirements. The salary of the finalist selected for this role will be set based on a variety of factors, including but not limited to departmental budgets, qualifications, experience, education, licenses, specialty, and training.
HIM Data Specialist - FT - Day - HIM Facility Coding Pennington NJ Capital HealthHIM Data Specialist - FT - Day - HIM Facility Coding Pennington NJHopewell, New JerseyEffectively and continuously communicates information to HIM leadership and other CH leadership and departments on status of Physician Queries, Operative reports, ER Notes, Pathology reports and other pertinent documents to assist in management of DNFB and timeliness of overall HIM operations. Frequent physical demands include: Occasional physical demands include: Standing , Walking , Climbing (e.g., stairs or ladders) , Carry objects , Push/Pull , Twisting , Bending , Reaching forward , Reaching overhead , Squat/kneel/crawl.
Manager, Software Engineering Code to Environments Affirm IncManager, Software Engineering Code to EnvironmentsNYRemote$225,000–$275,000 / yearYou will lead the team building and operating the platforms that support environment provisioning, test execution, and automated developer infrastructurepartnering closely with CI/CD, infrastructure, security, and product engineering teams. We own the entire space between a developers laptop and production, including ephemeral dev environments, CI/CD pipelines, test automation frameworks, dependency management, and release engineering.
Financial Services Tech Consulting Rule Coding Senior, Investment Compliance - WAM - CRD / Aladdin Ernst & Young Global LtdFinancial Services Tech Consulting Rule Coding Senior, Investment Compliance - WAM - CRD / AladdinNY$102,500–$187,900 / yearIf you have a disability and either need assistance applying online or need to request an accommodation during any part of the application process, please call 1-800-EY-HELP3, select Option 2 for candidate related inquiries, then select Option 1 for candidate queries and finally select Option 2 for candidates with an inquiry which will route you to EY's Talent Shared Services Team (TSS) or email the TSS at ssc.customersupport@ey.com. Fueled by sector insights, a globally connected, multi-disciplinary network and diverse ecosystem partners, EY teams can provide services in more than 150 countries and territories.
Group Product Manager - Code Security Datadog IncGroup Product Manager - Code SecurityNew York, NY$244,000–$305,000 / yearThis leader will lead a talented and growing team of product managers and work with world class engineers to build and grow multiple Code Security products that play an essential role for our customers' code security programs, and growing Datadog into a security industry leader. Used by thousands of companies globally, Datadog security products uniquely leverage Datadog's unified security and observability platform so Security, DevOps and SRE can collaborate rapidly and seamlessly to deliver better detection, prioritization and remediation.
Product Manager, Claude Code Model Performance Anthropic PBCProduct Manager, Claude Code Model PerformanceNew York City, NY$305,000–$460,000 / yearp>As a Product Manager on Claude Code''s model performance team, you will drive model launches end-to-end, build evals that measure what matters, and partner directly with researchers and product engineers to translate model improvements into developer-facing outcomes. This research continues many of the directions our team worked on prior to Anthropic, including: GPT-3, Circuit-Based Interpretability, Multimodal Neurons, Scaling Laws, AI & Compute, Concrete Problems in AI Safety, and Learning from Human Preferences.