CrawlJobs Logo
Emplifi Logo Emplifi · IT - Software Development

Research Engineer

Czech Republic, Prague, Pilsen, Brno · Job Posted January 06, 2026
Apply Position
Job Link Share

Job Description

Our Innovation Team is at the forefront of researching new technologies and building prototypes of groundbreaking features, keeping us ahead of the competition. We’re on the lookout for a Researcher who can collaborate closely with our research staff and aid them in delivering innovative functionality to our products. Ideal candidates should be playful developers experienced in both AI research and software engineering. They should be capable of autonomously designing and solving complex problems with fuzzy boundaries and vague specifications. This role requires a natural-born problem solver with strong coding and system design skills.

Job Responsibility

  • Engage in the research of new technologies and the coding of prototypes
  • Collaborate with team members to achieve set goals and be involved in the architectural design and implementation of software systems
  • Support and maintain existing features deployed by the Innovation team
  • Develop and maintain APIs and service-oriented architectures
  • Understand the non-trivial backends and logic of delivered features, capable of explaining their workings to non-technical stakeholders

Requirements

  • Technical background, preferably MSc. level in STEM
  • At least 3 years in a technical position as a developer/researcher
  • Experience with common machine learning concepts and software engineering principles
  • Hands-on experience with either natural language processing or computer vision, and system design
  • Preferred skillset: Python, SQL, Pyspark, ML/AI, software design patterns, code versioning, and bug tracking systems
  • Experience with common data science toolkits, such as Numpy, Pandas, Scikit
  • Good applied statistics skills with a strong foundation in system architecture and API development

What we offer

  • Unlimited Vacation, 3 sick days, home office
  • Internal tech talks, Udemy courses, and workshops
  • Meetups & conferences
  • Multisport card
  • Agile and open-minded culture, with high levels of trust and flexibility
  • Possibility to learn new and cutting-edge technologies
  • Work in an international environment in our new modern offices in Karlín
  • Chance to compete in a ping-pong tournament or to enjoy table football, Playstation, Ergonomic exercise, or run with colleagues, and nearly all year-round grilling parties and other team-building opportunities
Emplifi - All Job Offers

Looking for more opportunities?

Search for other job offers that match your skills and interests.

Suggested Tags: Frontend Developer Secretary Talent Manager Salesforce Administrator Data Analyst
Similar Jobs for

Research Engineer

8 matching positions

Research Engineer

As a Research Engineer at Mercor, you’ll work at the intersection of engineering...
Location
Location
United States , San Francisco
Salary
Salary:
130000.00 USD / Year
mercor.com Logo
Mercor
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong applied research background, with a focus on post-training and/or model evaluation
  • Strong coding proficiency and hands-on experience working with machine learning models
  • Strong understanding of data structures, algorithms, backend systems, and core engineering fundamentals
  • Familiarity with APIs, SQL/NoSQL databases, and cloud platforms
  • Ability to reason deeply about model behavior, experimental results, and data quality
  • Excitement to work in person in San Francisco, five days a week (with optional remote Saturdays), and thrive in a high-intensity, high-ownership environment
Job Responsibility
Job Responsibility
  • Work on post-training and RLVR pipelines to understand how datasets, rewards, and training strategies impact model performance
  • Design and run reward-shaping experiments and algorithmic improvements (e.g., GRPO, DAPO) to improve LLM tool-use, agentic behavior, and real-world reasoning
  • Quantify data usability, quality, and performance uplift on key benchmarks
  • Build and maintain data generation and augmentation pipelines that scale with training needs
  • Create and refine rubrics, evaluators, and scoring frameworks that guide training and evaluation decisions
  • Build and operate LLM evaluation systems, benchmarks, and metrics at scale
  • Collaborate closely with AI researchers, applied AI teams, and experts producing training data
  • Operate in a fast-paced, experimental research environment with rapid iteration cycles and high ownership
What we offer
What we offer
  • Generous equity grant vested over 4 years
  • A $20K relocation bonus (if moving to the Bay Area)
  • A $10K housing bonus (if you live within 0.5 miles of our office)
  • A $1K monthly stipend for meals
  • Free Equinox membership
  • Health insurance
  • Fulltime
Read More
Arrow Right

Research Engineer

As R&D Engineer, you will be responsible for projects of varying size and comple...
Location
Location
United States , Houston
Salary
Salary:
90000.00 - 105000.00 USD / Year
celerosft.com Logo
Celeros Flow Technology
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong background in Valve design, in theory, and practical application, required, Gate valves, Axial valves. Plus, Control valves, Desuperheaters, Bypass valves
  • Knowledge of ASME B16.34, API 6D, and industry standards for the valve industry
  • Proven ability to interact with all levels of employees from senior managers down
  • Outstanding relationship building skills with the ability to effectively communicate, verbally and in writing, at every level, strong listening skills
  • Ability to be resourceful, think creatively and analytically, problem-solve, experiment, and adapt, and make bold decisions and recommendations
  • Determine, suggest, and implement technically feasible and economically viable alternatives for current product offering and/or new product
  • Analyze and evaluate how to improve a system and/or equipment's sustainability under continued operation, maintenance, and unexpected change
  • Develop design changes to resolve operational issues, introduce new materials and revise product, process and test specifications to enhance product quality, design integrity, reliability and manufacturability
  • Ability to work in a fast-paced environment and thrive under pressure
  • Ability to manage and prioritize competing tasks and projects
Job Responsibility
Job Responsibility
  • Coordinate work with an international team of designers, mechanical and simulation engineers in our Bangalore Design Center
  • Collaborate with internal manufacturing partners, contract manufacturers, designers, and product specialists to optimize designs for manufacturability
  • Design and develop new products utilizing advanced modeling tools and engineering principles
  • Support VAVE activities for existing product lines and use information as the basis for NPD
  • Utilize CAD (Computer-Aided Design) or CAE (Computer-Aided Engineering) systems to model new designs and produce detailed engineering drawings
  • Use simulation methods (e.g., FEA, CFD) for accurate performance predictions and reduced development cycles
  • Interface with Product Managers, Applications Engineers, Manufacturing Engineers, Purchasing, and other functions during all phases of product development
  • Apply engineering analysis to make data-driven design decisions
  • Generate design manuals for new products and support the creation of technical documentation
  • Develop and review design prototypes, perform tests, and finalize product design to facilitate production
What we offer
What we offer
  • Health Insurance (effective on start date)
  • Dental/Vision (effective on start date)
  • Flexible Spending Accounts/Health Savings Accounts
  • Life Insurance/Disability/Accident/Critical Illness
  • 401(k) Savings Plan with generous company match
  • Tuition Reimbursement
  • Paid time off/Generous Holiday Schedule
  • Fulltime
Read More
Arrow Right

Research Engineer

Be Part of the Future of Manufacturing. The Research Engineer will play a key ro...
Location
Location
United Kingdom , Peterborough
Salary
Salary:
Not provided
jobs.360resourcing.co.uk Logo
360 Resourcing Solutions
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Degree in Engineering, Physics, Mathematics, Materials Science, or a related technical discipline
  • Hands-on experience in experimental testing, product development, or technical projects (industry, research, or advanced academic work)
  • Experience designing and executing structured tests and prototypes, with the ability to interpret results critically
  • Strong analytical skills, including the ability to manage, manipulate, and analyse data effectively
  • Familiarity with verification, validation, and structured problem-solving methodologies
  • Strong written communication skills, including technical documentation and reporting
  • A curious, first-principles mindset with enthusiasm for engineering innovation and 3D printing technology
Job Responsibility
Job Responsibility
  • Test and evaluate new products (3D resins, printers, hardware, and software) to assess performance, robustness, and application suitability
  • Assist with the design and execute structured experimental programmes to optimise material–process interactions and develop new applications
  • Prototype, test, and validate novel technologies and product concepts
  • Investigate and understand the scientific and engineering fundamentals underpinning Photocentric’s technologies, translating theory into practical improvements
  • Contribute to scaling research concepts into manufacturable solutions
  • Analyse data using a statistical mindset to drive insight, root cause understanding, and process optimisation
  • Collaborate cross-functionally with chemistry, manufacturing, quality, commercial, and software teams to deliver integrated solutions
  • Maintain detailed technical documentation, produce reports, and contribute to intellectual property generation, including technical disclosures and patent drafting
  • Stay informed on relevant advancements in materials science and additive manufacturing
What we offer
What we offer
  • Access to state-of-the-art 3D printing and prototyping tools
  • Enhanced pension contributions
  • A minimum of 24 days holiday + bank holidays
  • Free EV charging
  • Free on-site gym
  • A collaborative, supportive, and sociable working culture
  • The chance to grow your career in a world-leading, award-winning tech company
  • Fulltime
Read More
Arrow Right

Research Engineer

We are seeking an AI Research Engineer to help design, train, evaluate, and opti...
Location
Location
United States , San Francisco
Salary
Salary:
Not provided
chaidiscovery.com Logo
Chai Discovery
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s or Master’s degree in Computer Science, Software Engineering, or a related field
  • Strong proficiency in programming languages such as Python and deep learning frameworks like PyTorch
  • Deep understanding of operating system internals
  • Experience with HPC infrastructure such as Slurm and Kubernetes
  • Experience with performance engineering and profiling for CPU and CPU workloads
  • Experience writing, building, and maintaining large-scale ETL pipelines
Job Responsibility
Job Responsibility
  • Develop and optimize all the infrastructure & tooling upon which our AI research depends
  • Collaborate with AI researchers to understand, implement and optimize new research directions
  • Integrate AI models into production systems, ensuring scalability and reliability
What we offer
What we offer
  • Frontier technology: work on the technologies that promises to fundamentally change how new therapeutics are created
  • World-class people: work with world-renowned leaders in the AI x Biology ecosystem
  • Velocity and ownership: we move incredibly fast and liberally distribute ownership, which means continuous learning and career growth opportunities are guaranteed
  • Strong culture and mission: we foster a supportive culture that is mission-driven and high-energy
  • Highly competitive compensation: we attract the best talent and compensate them accordingly
  • Fulltime
Read More
Arrow Right

Research Engineer

As a Research Engineer here, you will be responsible for building AI systems tha...
Location
Location
United States , San Francisco
Salary
Salary:
250000.00 - 445000.00 USD / Year
openai.com Logo
OpenAI
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Strong programming skills
  • Experience working in large distributed systems
  • Excited about OpenAI’s approach to research
Job Responsibility
Job Responsibility
  • Building AI systems that can perform previously impossible tasks or achieve unprecedented levels of performance
  • Designing, implementing, and improving a massive-scale distributed machine learning system
  • Writing bug-free machine learning code
  • Building the science behind the algorithms employed
What we offer
What we offer
  • Medical, dental, and vision insurance for you and your family, with employer contributions to Health Savings Accounts
  • Pre-tax accounts for Health FSA, Dependent Care FSA, and commuter expenses (parking and transit)
  • 401(k) retirement plan with employer match
  • Paid parental leave (up to 24 weeks for birth parents and 20 weeks for non-birthing parents), plus paid medical and caregiver leave (up to 8 weeks)
  • Paid time off: flexible PTO for exempt employees and up to 15 days annually for non-exempt employees
  • 13+ paid company holidays, and multiple paid coordinated company office closures throughout the year for focus and recharge, plus paid sick or safe time (1 hour per 30 hours worked, or more, as required by applicable state or local law)
  • Mental health and wellness support
  • Employer-paid basic life and disability coverage
  • Annual learning and development stipend to fuel your professional growth
  • Daily meals in our offices, and meal delivery credits as eligible
  • Fulltime
Read More
Arrow Right

Research Engineer

Liquid Labs gives that work a formal home; an internal research accelerator driv...
Location
Location
United States , San Francisco; Boston
Salary
Salary:
Not provided
liquid.ai Logo
Liquid AI
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Work fluently in Python and frameworks such as PyTorch, JAX, or TensorFlow
  • Have experience in machine learning research or production-grade ML systems
  • Move fast from paper to prototype — curiosity backed by precision
  • Care about efficiency, scalability, and elegant system design as scientific principles
  • Value small, deep-technical teams where impact is immediate and measurable
  • Have a track record of publication in tier-1 venues (NeurIPS, ICML, ICLR, CVPR, ACL, or equivalent), demonstrating original contribution and research rigor
Job Responsibility
Job Responsibility
  • Design and implement novel architectures, training methods, and inference strategies to redefine what efficient AI can do
  • Operate at the intersection of research and engineering — translating scientific ideas into working systems, publishing where it drives the field forward, and deploying where it changes what’s possible
  • Fulltime
Read More
Arrow Right

Research Engineer

We’re looking for a Research Engineer to build the intelligent systems that powe...
Location
Location
United States , New York
Salary
Salary:
200000.00 - 300000.00 USD / Year
antimetal.com Logo
Antimetal
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • 4+ years of experience in applied ML, research engineering, preferably at a company shipping production AI systems
  • Production experience contributing to agentic/LLM systems, including multi-step reasoning, reinforcement learning, fine-tuning, and orchestration
  • Proven experience bringing work from prototype to production, using data and experimentation to drive product and architectural decisions
  • Strong on ML fundamentals: statistical modeling, probabilistic methods, time-series analysis, evaluation methodology
  • Real world expertise in one area of applied ML: search, statistical modeling, NLP, etc
  • Experience constructing and running end-to-end evaluation pipelines with real world data
  • Proficient in Python and Typescript, with experience using common ML libraries and data engineering tools
  • Strong problem-solving skills, with a focus on creating highly maintainable, scalable code
  • Comfortable with ambiguity and iterative development, prototyping, and adapting quickly to feedback
Job Responsibility
Job Responsibility
  • Experiment, Evaluate, Iterate, Ship: Run experiments across our research areas, analyze results, validate what works, and take successful approaches to production
  • Build Evaluation Infrastructure: Partner with platform on live and offline evaluation pipelines, benchmarks, and synthetic data generation
  • Explore Research Directions: Apply and develop techniques from best-in-class AI Agents, ML, and SRE research to our problem domain
  • Collaborate Across Teams: Work with platform and product to integrate capabilities and productionize prototypes into scalable and reliable services
What we offer
What we offer
  • Pay & ownership — Competitive salary with generous equity grants
  • Full coverage + retirement — Fully covered health, dental, and vision, plus retirement benefits
  • Unlimited PTO — Take the time you need to recharge
  • Dinner on late nights — Working late? Dinner is on us
  • Fitness stipend — Monthly support for your health and wellness
  • Tools of the trade — Any equipment you need to do your best work
  • Commute perks — Citi Bike + train benefits
  • Fulltime
Read More
Arrow Right

Research Engineer

We’re looking for Research Engineers who enjoy getting their hands dirty: buildi...
Location
Location
Canada , Toronto
Salary
Salary:
Not provided
cohere.com Logo
Cohere
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Have a strong engineering background in machine learning, NLP, or related areas (through a Master’s degree, industry experience, or equivalent hands-on work)
  • Enjoy writing clean, reliable code and building systems that others can use and extend
  • Are comfortable experimenting, running ablations, analyzing results, and iterating quickly
  • Have experience with deep learning frameworks and model optimization techniques (PyTorch, distributed training, RLHF, finetuning, evaluation frameworks)
  • Like collaborating closely with researchers and translating ideas into practical implementations
  • Are excited to grow your research instincts while staying grounded in engineering excellence
Job Responsibility
Job Responsibility
  • Building experiments
  • Debugging models
  • Scaling training pipelines
  • Turning research ideas into working systems
  • Work closely with scientists and other engineers to implement new methods, run large-scale experiments, and help shape the infrastructure that supports our research programs
What we offer
What we offer
  • An open and inclusive culture and work environment
  • Work closely with a team on the cutting edge of AI research
  • Weekly lunch stipend, in-office lunches & snacks
  • Full health and dental benefits, including a separate budget to take care of your mental health
  • 100% Parental Leave top-up for up to 6 months
  • Personal enrichment benefits towards arts and culture, fitness and well-being, quality time, and workspace improvement
  • Remote-flexible, offices in Toronto, New York, San Francisco, London and Paris, as well as a co-working stipend
  • 6 weeks of vacation (30 working days!)
  • Fulltime
Read More
Arrow Right