Founding Algorithm Developer Job at YC Work at a Startup (New York)

Intern, Controls

Harbinger Motors is seeking a Controls Intern to contribute to the development o...

Location

United States , Garden Grove

Salary:

25.00 - 35.00 USD / Hour

Harbinger Motors

Expiration Date

Until further notice

Requirements

Experience with MATLAB / Simulink required
Experience with source control systems such as git, svn, mercurial required
Knowledge of hybrid / electric vehicle systems and components preferred
Experience with CAN monitoring tools such as CANalyzer, BusMaster, or similar preferred
Exposure to Classical / Modern Control theory preferred
Work authorized in the United States OR ability to obtain F-1 visa

Job Responsibility

Develop software algorithms in Simulink & Stateflow
Create physical models in SimScape to represent vehicle components and systems
Perform Model-In-The-Loop simulation tests for validation of control algorithms
Build Algorithm code using code generation tools
Debug issues in implemented code found in simulation testing or in-vehicle testing
Use vehicle communication instrumentation to root-cause issues identified
Assist with hands-on evaluation of controls performance in bench setups and in-vehicle
Software Requirements authoring and decomposition of system requirements
Develop fault detection for loss of communication or I/O
Develop fail-safe strategies for algorithms in response to detected faults

What we offer

A $1,000 relocation stipend is available for interns currently residing more than 50 miles from Garden Grove, CA

Fulltime

AI Engineer

AI Engineer position reports directly into the CEO, sitting at the core of the p...

Location

United Kingdom , London

Salary:

150000.00 - 200000.00 GBP / Year

Harmonic Operations™ | Certified B Corp

Expiration Date

Until further notice

Requirements

Expert-level Python skills
Experience shipping algorithms and AI evaluation pipelines
Hands-on experience with LLMs and prompt engineering
Familiarity with backend development and databases
Experience of with front-end UX (React)
Exceptionally clear written and verbal communication skills
A strong sense of ownership, urgency and accountability for outcomes
Comfortable working in fast-moving, ambiguous environments with a bias towards action

Job Responsibility

Develop and ship production-ready AI algorithms, building on and improving the company's proprietary approaches to significantly increase output quality
Lead the development of new and improved algorithms to push the limits of what is possible with large language models
Research, prototype and implement state-of-the-art techniques across LLMs, prompting and evaluation
Design and build a state-of-the-art evaluation pipeline to objectively measure output quality and guide R&D direction
Contribute to frontend development (TypeScript / React) to integrate AI capabilities directly into user-facing workflows
Build and maintain backend services and APIs, working with Postgres databases and production infrastructure
Research and implement advanced prompt engineering techniques to maximise the effectiveness and reliability of LLM-driven systems
Work closely with the founding team to translate product ideas into practical, scalable AI solutions
Ship quickly, gather customer feedback, and iterate relentlessly based on real-world usage
Clearly communicate technical decisions, trade-offs and outcomes to both technical and non-technical stakeholders

What we offer

meaningful equity

Fulltime

Network Engineer Senior Level

ITC is a Woman Owned Small Business delivering exceptional consultation to the U...

Location

United States , Fort Meade

Salary:

160000.00 - 200000.00 USD / Year

Integrity Technology Consultants

Expiration Date

Until further notice

Requirements

Minimum of 3 years as a Network Engineer (within the last 3 years)
Cisco routers, switches, and firewalls
Proficient with Linux and Windows
IAT level III
CCNA or CCNP certification
Security+ certification
Must currently possess an active NSA TS/SCI with FS Polygraph
Bachelor’s degree from an accredited college or university in Computer Science, Mathematics, or related discipline
Twelve (12) years’ experience in programs and contracts of similar scope, type, and complexity is required
Four (4) years of additional network engineering experience may be substituted for a bachelor’s degree

Job Responsibility

Provides assistance in all aspects of network management from network design through implementation, maintenance, and upgrading of existing networks
Analyzes design, specifications, and related documents
Implements communication system requirements to support the distributed functionality of a software engineering environment
Analyzes network characteristics (e.g. traffic connect time, transmission speeds, packet sizes and throughput), troubleshoots problems and recommends procurement of and/or modifications to network components
Minimize network latency and maximize data throughput through design analysis and network performance monitoring tools
Develops algorithms used in modules or incorporated into models associated with the research and development of technologies and systems
Ensures that all material received is inspected for evidence of tampering and, if any is found, submits a report of suspected physical incident immediately
Configure and maintain organization's network diagrams and accreditations
Integrate hardware and software to satisfy ISO 9000 requirements and other DoD/IC regulations
Design, integrate, test, and deploy solutions to established network issues

What we offer

401K plan with company contributions (safe harbor and profit sharing)
11 Federal holidays, 21 Days PTO
Medical, Dental, & Vision with substantial company contributions
Company provided Life, LTD and STD Insurance
Health Savings Accounts/ Flexible Spending Accounts
Referral Bonuses
Performance Bonuses
Tuition Assistance for Education, Training, and Professional certifications
Career Development

Fulltime

Founding Product Engineer

As our Founding Product Engineer, you'll architect and build engaging user exper...

Location

United States , San Francisco

Salary:

150000.00 - 250000.00 USD / Year

Flint

Expiration Date

Until further notice

Requirements

Frontend engineering experience (Typescript, Next.js, Tailwind CSS)
Regularly use AI IDEs like Cursor or Windsurf to code
Passionate about helping companies make beautiful and performant web presences
Genuinely interested to push the boundaries of what AI is capable of
Take ownership from problem to solution, learning whatever you need to succeed
Love building MVPs, testing them with users, and iterating quickly

Job Responsibility

Architect and build the core product interface using React, Next.js, and Tailwind CSS
Create and implement the configuration systems that control page design elements and components
Be a key stakeholder in discussions on implementing design systems and component libraries in Flint website templates
Build "taste" into the AI by developing algorithms that understand design principles and brand consistency
Prototype rapidly with users and translate learnings into durable features
Own projects end-to-end: from prototypes that test new ideas with users to production systems that serve as the foundation for our platform

What we offer

Historic office in Jackson Square (with 2 rooftops and a shower)
A crazy upside-down battlestation
20 PTO days a year and full health benefits
Lunch and a fully stocked snack bar at the office, incl. Cometeer coffee pods
Dog friendly
Competitive salary + equity

Fulltime

DSP and acoustics engineer - founding engineer or CTO

Zeta Diagnostics is building a first-in-class medical device for long-term monit...

Location

Denmark , Roskilde Kommune

Salary:

Not provided

Life Science Talent

Expiration Date

Until further notice

Requirements

Background in DSP, acoustics, electronics, audio engineering, hearing aids, tympanometry, embedded electronics or a related field
Strong experience in some of: Machine learning
Audio electronics
Acoustics
Digital Signal processing
Embedded development
Experience with regulated development, including ISO 13485 and/or IEC 62304 is a strong plus
Fast-moving, hands-on, pragmatic, technically strong
Excited by the pace and ambiguity of an early-stage startup
Likes building, testing, and solving hard problems

Job Responsibility

Hands-on leadership and technical development of the device (algorithm + physical device)
Own key decisions across acoustics, electronics, DSP / ML, and system design
Work closely with the founder and external partners
Drive prototyping, testing, iteration, and technical problem-solving
Help shape the technical strategy and future engineering team

What we offer

Significant equity
Real long-term influence on both product and company

Fulltime

Founding Software Engineer (Data/ML)

Koah Labs is building the ad network to power the next generation of AI-native p...

Location

United States , San Francisco

Salary:

150000.00 - 300000.00 USD / Year

Koah Labs

Expiration Date

Until further notice

Requirements

You like debugging and optimizing performance
You are detail oriented and use data to support your claims
You enjoy digging deeply and owning the platform side supporting product
You enjoy experimentation, measuring, and creating reliable systems

Job Responsibility

Build data pipelines using Debezium to stream real-time changes from PostgreSQL to our OLAP database for analytics workloads
Reduce p99 latency in critical write paths by optimizing SQL query execution plans, implementing robust retry mechanisms, and enforcing strict timeouts for third-party services
Tune conversion and clickthrough rate metrics in our core ad matcher from analyzing impression and click data
Enhance ad matching algorithms using regression analysis to identify data patterns and develop hypotheses for new predictive features that improve conversion likelihood
Set up experiment tracking and observability with logs and custom metrics that make it easy for us to understand why certain ads are chosen

What we offer

Meaningful Equity
Offers Bonus

Fulltime

Founding Engineer

Software tool for designing robots and machines. We’re MorphoAI, a venture-backe...

Location

United Kingdom; United States , London; New York; San Francisco

Salary:

50000.00 - 110000.00 GBP / Year

YC Work at a Startup

Expiration Date

Until further notice

Requirements

2+ years experience in hands-on software development of highly technical products or a PhD in a CS or robotics-related field (e.g. MechE, ECE, etc.)
Past experience in software development, ideally for deployed products, open-source projects, or large codebases
Past experience working with control systems, Ideally having broad working knowledge in more than one of the following: Numerical optimization
Generative AI development and its underlying core methodology
Physical simulation and scientific computing
Advanced robotic control methods
Geometry processing representations and algorithms
Comfortable owning projects end-to-end, from ideation to deployment to maintenance
Intense curiosity, a desire to be continuously learning, grit, and an ability to communicate your technical ideas to a team
Product-minded with bent towards ideating

Job Responsibility

Work directly with the CTO and partially with the CEO on critical parts of the product roadmap to develop and deploy new critical new capabilities
Build and deploy products for SMB and enterprise customers that will have a huge, tangible impact on customers’ product development
Engage with customers to understand how users think about their problems and how we can develop usable products to solve them

What we offer

20 days off/ year
Medical and dental benefits
Health and wellness discount plan
401(k) account
Factorio (and other games) gaming buddies

Fulltime

AI Solution Developer II / Senior AI Solution Developer

This role will work within our Scientific Data Technology and AI department whic...

Location

United Kingdom

Salary:

Not provided

Parexel

Expiration Date

Until further notice

Requirements

Educated to BSc. or MSc level in Engineering or Computer Science with a focus on Machine Learning (and GenAI) or other equivalent qualification/experience
Experience in Palantir Foundry, it’s ecosystem and components, including building Workshop Apps, building and deploying Modelling Objectives and managing Code Repos and Pipelines
Machine Learning, Generative AI (Gen AI), Deep Learning (building and deploying NLP systems within Palantir Foundry)
Proven CS fundamentals including data structures, algorithms, and distributed systems
Proven theoretical and practical experience in modern ML technologies, including transformers, graphical models, information retrieval techniques, LLMs, time series models, Reinforcement Learning, etc.
Proven software engineering fundamentals, including the ability to write production ready code, establish and enforce high engineering standards, architect packages, and own architectural and procedural choices for effective shared codebases within Foundry
Knowledge of Python and scientific computing packages (PyTorch, NumPy, Scikit-learn, TensorFlow)
Experience with data modeling and pipeline development in Palantir Foundry
Experience with frontend development for intuitive user experience
Practical understanding of database technologies including relational, non-relational and graph

Job Responsibility

Leverage Palantir Foundry to build and deploy reusable custom machine learning models, Ontologies and end-user applications
Design, implement, and document new ML/Gen AI modeling techniques and strategies
Develop ML pipelines and workflows in Foundry to support AI solution development and deployment
Review and adapt recent research in ML and Gen AI into Foundry-based prototypes and production solutions
Review code and pipelines of other engineers to enhance ML quality and security within Foundry
Understand business needs and user workflows and support interpretation in the context of potential AI solutions in Foundry
Support development of custom models and AI / Gen AI solutions using Foundry's ML capabilities to address business needs
Lead experiment and model evaluation design based on well-founded best practices in machine learning to ensure safe, effective, and principled AI development practices within Foundry
Carry out AI solution prototyping and experimentation using Foundry's tools, various LLMs and environments
Collaborate with Product to define and implement features to satisfy customer requirements within Foundry

What we offer

competitive base salary
holiday
private healthcare
dental insurance

Fulltime

Founding Algorithm Developer

YC Work at a Startup

Location:
United States , New York

Category:
IT - Software Development

Contract Type:
Not provided

Salary:

Job Description:

Job Responsibility:

Requirements:

Additional Information:

Job Posted:
January 07, 2026

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