Jobs in the United States

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Added 8 days ago
Systems Engineer Intern (Summer 2027) - Tac Comm - Onsite
RTX
United States
Experience with tools such as MATLAB or Python.
Added 8 days ago
Senior Software Engineer – Tooling, Automation, and Verification Infrastructure
RTX
United States
We are seeking a Senior Software Engineer to support tooling, automation, and verification infrastructure within the Embedded Platform Software team in the Advanced Processing Architectures…
Added 8 days ago
BT
Innovation Software Engineer 1
Built Technologies
Nashville, TN
- $80,000 to $110,000 USD / year
As an Innovation Software Engineer, you'll be part of that work from the beginning. You'll write code, build prototypes, experiment with AI-powered workflows, and learn how to turn customer…
Added 8 days ago
Laser Welding Engineer
Ford Global
Dearborn, MI
…our future electric vehicles. We are seeking a Laser Welding Engineer to develop, industrialize, and optimize laser joining processes between battery cell cans and busbar/current collector…
Added 8 days ago
PT
Manager, AI Security & Harness Engineering
PAYCO The Clearing House Payments Company L.L.C.
United States
- Up to $140,000 USD / year
Engineer workflows that use AI to support vulnerability discovery, attack-path analysis, threat modeling, secure code analysis, threat hunting, and remediation validation.
Added 8 days ago
PT
AI Harness Junior Engineer
PAYCO The Clearing House Payments Company L.L.C.
United States
- Up to $85,000 USD / year
The AI Harness Junior Engineer is a hands-on individual contributor responsible for building, integrating, and operating AI-enabled capabilities within The Clearing House's Information…
Added 8 days ago
TP
Part-Time Systems Research and Development Engineer
The Pennsylvania State University
United States
- Part-time
Added 8 days ago
Test Engineer
Peraton
Herndon, VA
Peraton is seeking a Test Engineer to join our team of qualified, diverse individuals. This position is located in Herndon, VA. The qualified applicant will become part of Peraton's…
Added 8 days ago
Rf Engineer
Actalent
Woburn, MA
RF Engineer Opportunity Supporting Next Gen A&D Technology!!Job DescriptionThis role focuses on the design, development, and testing of RF hardware systems across the full development…
Added 8 days ago
Computational Mechanical Engineer
Framatome North America
Lynchburg, VA
…finite element models, automate engineering workflows using Python and Jupyter notebooks, interpret simulation results, and translate numerical findings into practical engineering…
Added 8 days ago
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Electrical Engineer
Actalent
Omaha, NE
- $80,000 to $110,000 USD / year
We are seeking a Control Systems Engineer to support the design, development, and implementation of advanced electrical control systems for custom mobile equipment. This role combines…
Added 8 days ago
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Research Engineer / Scientist, Data & Evals
Harvey
Remote, United States
- $230,000 to $450,000 USD / year
- Experience building data pipelines, ML evaluation systems, or experimentation tooling, with strong Python skills and ownership of production-quality code.
Added 8 days ago
H
Staff Software Engineer, Firewall
Horizon3
Remote, United States
- $225,000 to $265,000 USD / year
We’re hiring a Staff Software Engineer to serve as the hands-on technical lead for the Firewall pod within Precision Defense. NodeZero helps customers understand where Web Application…
Added 8 days ago
UG
Senior Software Engineer
UnitedHealth Group
Minneapolis, MN
- $91,700 to $163,700 USD / year
As a Senior Software Engineer, you will provide technical leadership for ECDH development supporting URQP, a critical clinical quality initiative. You will lead and mentor a team of…
Added 8 days ago
Senior Data Engineer
KBR Wyle Services, LLC
Colorado Springs, CO
KBR, is seeking a highly motivated Senior Data Engineer to join us in supporting our great nation, supporting the Air Force Research Laboratory (AFRL) development team in Colorado Springs,…
Added 8 days ago
Application Calibration Engineer
Bosch Group
Plymouth, MI
Ability to understand embedded C/C++ code or Python scripts and make minor software updates.
Added 8 days ago
Application Engineer
Bosch Group
Plymouth, MI
Ability to understand embedded C/C++ code or Python scripts and make minor software updates.
Added 8 days ago
Machine Learning Engineer, Perception
Path Robotics
Remote, United States
…skills in problem solving, computer vision, deep learning, and Python programming to tackle challenges in our field alongside our talented…
Added 8 days ago
Senior Cleared Full Stack Software Engineer
Boeing Intelligence & Analytics, Inc. (BIA)
MD - Annapolis Junction, MD
As a Senior Cleared Full Stack Software Engineer with BI&A you will be supporting an IC Customer working on mission driven applications. Candidates in this role will:
Added 8 days ago
Software Engineer
Zefr
Marina del Rey, CA
We are looking for a passionate engineer to come collaborate and grow alongside our experienced applications software engineering team. The team is responsible for a broad range of systems…
Added 8 days ago
Test Engineer, Propulsion IV
Firefly Aerospace
Briggs, TX
We are seeking an experienced Propulsion Test Engineer to join our test operations team at our manufacturing and test facility in Briggs, TX. This role is for a hands-on test professional…
Added 8 days ago
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Senior Data Analytics Engineer
DataSpring
Remote, United States
- $95,000 to $120,000 USD / year
The Senior Data Analytics Engineer delivers business-critical insights through analysis, visualization, and reporting of structured data. This role supports multiple departments by…
Added 8 days ago
Platform Engineer II
Amerisure Mutual Insurance Company
Farmington Hills, MI
The Platform Engineer II works closely with application engineering teams to enhance the design, development, and maintenance of an internal developer platform (IDP) that enables…
Added 8 days ago
VS
Cleared AWS Platform / Infrastructure Automation Engineer (Washington, DC)
Virtual Service Operations
Washington, DC
- $175,000 to $230,000 USD / year
Virtual Service Operations (VSO) is seeking an experienced AWS Platform / Infrastructure Automation Engineer to join a highly skilled team delivering advanced cloud engineering capabilities…
Added 8 days ago
Angular / C# / Python Full Stack Developer
Charles Schwab Inc.
Austin, TX
…data governance, and lineage. As a senior Full Stack Software Engineer on the Schwab Analytical Data Platform Engineering team, you will design and enhance enterprise web applications and…

Zefr

Software Engineer

Marina del Rey, CA, United States

The anticipated salary for this position is between $100,000 and $130,000.

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Job details

Pay: The anticipated salary for this position is between $100,000 and $130,000.
Experience: 1-2 years of experience in a technical field
Posting language: English
Posted: Oct 30, 2026

Original job description

WHAT WE DO:

Zefr is the leader in AI-powered content classifications for brands and advertisers. Zefr’s platform is purpose built for multi-modal content understanding on open platforms like YouTube, TikTok, Meta and Snap, with pre-bid activation and verification solutions. Our products safeguard media and AI investments, while maximizing performance and efficacy on those channels.

Headquartered in Los Angeles with global offices across New York, Chicago, London, Toronto, Singapore, and more, Zefr is redefining what trust and transparency means for social media in the age of AI.

WHAT YOU’LL DO:

We are looking for a passionate engineer to come collaborate and grow alongside our experienced applications software engineering team. The team is responsible for a broad range of systems and technologies:

Design, build, and operate APIs using REST and GraphQL technologies supporting our front-end interfaces, MCP servers, and offline batch processes.
Design, build, and operate complex workflows using Apache Airflow
Design, build, and operate data transformation pipelines in Snowflake and DBT.

WHAT WE’RE LOOKING FOR:

Bachelor’s or Master’s degree in Computer Science, Engineering disciplines (BEng/MEng) or equivalent.
1-2 years of experience in a technical field
Competency in Python, SQL, REST APIs.
Knowledge of systems engineering principles and product lifecycle management
Strong communication and collaboration skills

BENEFITS (FOR US BASED EMPLOYEES):

Flexible PTO
Medical, dental, and vision insurance with FSA options
Company-paid life insurance
Paid parental leave
401(k) with company match
Professional development opportunities
10+ paid holidays off
Summer Fridays (we leave early)
In-office and hybrid work options available
In-office lunches and lots of free food
Optional in-person and virtual events (we like to celebrate!)

COMPENSATION (FOR US BASED EMPLOYEES):

The anticipated salary for this position is between $100,000 and $130,000. Within the range, individual pay is determined by factors such as job-related skills, experience, and relevant education or training. If your compensation expectations fall outside of this range, it may still be worth having a conversation.

Zefr is an equal opportunity employer that embraces diversity and inclusion in the workplace. We are committed to building a team that represents a variety of backgrounds, skills, and perspectives because we know this only makes us better. We strongly encourage women, persons of color, LGBTQIA+ individuals, persons with disabilities, members of ethnic minorities, foreign-born residents, and veterans to apply even if you do not meet 100% of the qualifications.

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