CrawlJobs Logo

Sr./Staff Backend Engineer - Java/Kafka

oscilar.com Logo

Oscilar

Location Icon

Location:
Poland

Category Icon

Job Type Icon

Contract Type:
Not provided

Salary Icon

Salary:

Not provided

Job Description:

Shape the future of trust in the age of AI. At Oscilar, we're building the most advanced AI Risk Decisioning™ Platform. Banks, fintechs, and digitally native organizations rely on us to manage their fraud, credit, and compliance risk with the power of AI. If you're passionate about solving complex problems and making the internet safer for everyone, this is your place.

Job Responsibility:

  • Design, develop, and maintain scalable backend services using Java and AWS technologies
  • Lead the architecture, deployment, and optimization of Apache Kafka to support real-time data streaming across distributed systems
  • Build and manage Kafka topics, brokers, producers, and consumers, ensuring optimal performance and data consistency
  • Implement streaming solutions with Kafka Streams and Kafka Connect, focusing on high availability and low-latency processing
  • Collaborate with product, frontend, and data engineering teams to define technical requirements and deliver reliable, performant services
  • Design and maintain high-performance data storage solutions using Postgres, Redis, ClickHouse, and DynamoDB
  • Optimize database performance through schema design, indexing strategies, and resource partitioning
  • Implement best practices for infrastructure security, performance monitoring, and data integrity
  • Establish and maintain CI/CD pipelines for automated testing, deployment, and monitoring
  • Provide mentorship to junior engineers, conduct code reviews, and promote best practices in software development
  • Proactively identify and resolve performance bottlenecks and technical challenges in both streaming and database systems

Requirements:

  • 8+ years of experience with Java in large-scale, distributed environments
  • Extensive experience with Apache Kafka, including Kafka Streams, Kafka Connect, partitioning, replication, and consumer group management
  • Strong experience with AWS services (e.g., MSK, EC2, RDS, DynamoDB, S3, Lambda)
  • Solid understanding of distributed system design, messaging patterns, and eventual consistency
  • Proven ability to diagnose and resolve bottlenecks in streaming and database systems

Nice to have:

  • Experience integrating Kafka with analytics solutions like ClickHouse
  • Knowledge of event-driven architecture and streaming patterns like CQRS and event sourcing
  • Hands-on experience with monitoring tools (e.g., Prometheus, Grafana, Kafka Manager)
  • Experience automating infrastructure with tools like Terraform or CloudFormation
  • Proficiency with Postgres, Redis, ClickHouse, and DynamoDB. Experience with data modeling, query optimization, and high-transaction databases
  • Familiarity with encryption, role-based access control, and secure API development

Additional Information:

Job Posted:
February 18, 2026

Employment Type:
Fulltime
Work Type:
Remote work
Job Link Share:

Looking for more opportunities? Search for other job offers that match your skills and interests.

Briefcase Icon

Similar Jobs for Sr./Staff Backend Engineer - Java/Kafka

New

Pharmacy Intern - Grad

You’ve invested a lot of time and energy in your education. Now you want the cha...
Location
Location
United States , Royersford
Salary
Salary:
19.75 - 42.00 USD / Hour
https://www.cvshealth.com/ Logo
CVS Health
Expiration Date
March 27, 2026
Flip Icon
Requirements
Requirements
  • PharmD graduate of a U.S. accredited program prior to beginning the Post-Graduate Training Program at CVS Health
  • Ability to obtain required pharmacist licensure within the required timeframe, per state guidelines. Failure to obtain required Pharmacist licensure within 120 days of graduation will result in separation of employment.
  • Must possess, or be in the process of obtaining, valid intern and/or technician licensure as required
  • Regular and predictable attendance, including nights and weekends
  • Ability to complete required training within designated timeframe
  • Attention and Focus: Ability to concentrate on a task over a period of time
  • Ability to pivot quickly from one task to another to meet patient and business needs
  • Ability to confirm prescription information and label accuracy, ensuring patient safety
  • Customer Service and Team Orientation: Actively look for ways to help people, and do so in a friendly manner
  • Notice and understand patients’ reactions, and respond appropriately
Job Responsibility
Job Responsibility
  • Living our purpose by following all company SOPs at each workstation to help our Pharmacists and Technicians manage and improve patient health
  • Following pharmacy workflow procedures at each pharmacy workstation (i.e., production, pick-up, drive-thru, and drop-off) for safe and accurate prescription fulfillment
  • Contributing to positive patient experiences by showing empathy and genuine care: creating heartfelt and personalized moments while serving patients at pick-up, drive-thru, and over the phone
  • keeping patients healthy by offering immunizations and other services at the register and over the phone
  • and demonstrating compassionate care by solving or escalating patient problems
  • Offering to counsel, fielding medical questions, and soliciting information on a patient’s medical history to provide optimal care, when appropriate under the direct supervision of a licensed pharmacist
  • Taking telephonic prescriptions from the prescriber, and calling the prescriber to clarify prescriptions or facilitate medication changes, where allowed by state regulation
  • Maintaining the highest level of self-awareness and providing in-the-moment coaching, training, and mentoring to pharmacy team members while sharing best practices
  • Completing basic inventory activities, as permitted by law, and as directed by the pharmacy leadership team, such as accurately putting away medication deliveries and completing cycle counts, returns-to-stocks, waiting bin inventories, etc.
  • Contributing to a high-performing team, embracing a growth mindset, and being receptive to feedback
Read More
Arrow Right
New

Technical Leader-Embedded C++/AUTOSAR Development

Help shape the future of mobility. Imagine a world with zero vehicle accidents, ...
Location
Location
India , Bangalore
Salary
Salary:
Not provided
aptiv.com Logo
Aptiv plc
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor's degree in engineering, Computer Science, or equivalent practical experience
  • Strong C++ development experience (mandatory), with a solid understanding of object-oriented design and memory management
  • Hands-on experience with Linux/UNIX systems, including POSIX threads, IPC mechanisms, scheduling policies, and system debugging
  • Proficiency in Python for test automation, tooling, and result analysis
  • Knowledge of Ethernet-based communication, including TCP/UDP and service-oriented middleware transport
  • Experience with requirements and test management tools (e.g., Polarion, IBM DOORS) and requirements to test traceability
  • Familiarity with Agile/Scrum methodologies (JIRA) and CI-driven development environments
  • Strong sense of ownership, curiosity, and enthusiasm for solving low-level, cross-layer technical problems
  • Excellent analytical, debugging, and problem-solving skills
  • Clear and effective technical communication and collaboration skills
Job Responsibility
Job Responsibility
  • Design and validate Smart Vehicle Middleware Architectures, focusing on AUTOSAR Adaptive–based service-oriented systems running on QNX, VxWorks, Linux
  • Develop and maintain low-level test applications and frameworks for Smart Vehicle Platforms, targeting threads, IPC, scheduling, memory behavior, and service communication
  • Monitor and analyze system-level performance (latency, jitter, CPU, memory, network) and debug issues across middleware, OS, and Ethernet layers using logs, traces, and diagnostics
  • Collaborate closely with middleware developers, system architects, and platform teams to define test strategies, acceptance criteria, and integration coverage
  • Stay current with automotive middleware standards and technologies, including AUTOSAR Adaptive, POSIX, DDS, SOME/IP, and Linux system internals
What we offer
What we offer
  • Hybrid and flexible working hours
  • Higher Education Opportunities (UDACITY, UDEMY, COURSERA are available for your continuous growth and development)
  • Life and accident insurance
  • Sodexo cards for food and beverages
  • Well Being Program that includes regular workshops and networking events
  • EAP Employee Assistance
  • Access to fitness clubs (T&C apply)
  • Creche facility for working parents
  • Fulltime
Read More
Arrow Right
New

Embedded Software Test Lead – ADAS Radar - HiL-SiL - Python

Embedded Software Test Lead – ADAS Radar HiLSiL Python. Help shape the future of...
Location
Location
India , Bangalore
Salary
Salary:
Not provided
aptiv.com Logo
Aptiv plc
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Hands on Experience to plan, perform & report verification & validation both in Software and System (including SiL & HiL)
  • Hands on experience in Python scripting, C programming for test framework enhancements and test script development
  • 6-8 years of experience in Automotive preferably in Automotive radar systems/ADAS domain
  • Hands on experience in Automotive tools like Lauterbach, CANoe, VTeststudio , CAPL and other Vector tool’s
  • Experience in developing new test methods for automated testing & writing test code
  • Experience in problem solving, fault tracing and debugging
  • Experience/Awareness in Agile development , ISO26262 -Functional safety & ASPICE
  • A graduate in BE/B.Tech (Electricals/ Electronics/ Instrumentation, Robotics) with 8–12 years of experience.
  • A go-getter with strong communication skills, who challenges ideas to achieve career aspirations aligned with Aptiv’s mission
  • A learning enthusiast passionate about continuous learning and staying updated with market trends and new solutions
What we offer
What we offer
  • Higher Education Opportunities (UDACITY, UDEMY, COURSERA are available for your continuous growth and development)
  • Life and accident insurance
  • Well Being Program that includes regular workshops and networking events
  • EAP Employee Assistance
  • Access to fitness clubs (T&C apply)
  • Fulltime
Read More
Arrow Right
New

Pharmacy Intern - Grad

You’ve invested a lot of time and energy in your education. Now you want the cha...
Location
Location
United States , Philadelphia
Salary
Salary:
19.75 - 42.00 USD / Hour
https://www.cvshealth.com/ Logo
CVS Health
Expiration Date
March 27, 2026
Flip Icon
Requirements
Requirements
  • PharmD graduate of a U.S. accredited program prior to beginning the Post-Graduate Training Program at CVS Health
  • Ability to obtain required pharmacist licensure within the required timeframe, per state guidelines
  • Must possess, or be in the process of obtaining, valid intern and/or technician licensure as required
  • Regular and predictable attendance, including nights and weekends
  • Ability to complete required training within designated timeframe
  • Attention and Focus: Ability to concentrate on a task over a period of time
  • Ability to pivot quickly from one task to another to meet patient and business needs
  • Ability to confirm prescription information and label accuracy, ensuring patient safety
  • Customer Service and Team Orientation: Actively look for ways to help people, and do so in a friendly manner
  • Notice and understand patients’ reactions, and respond appropriately
Job Responsibility
Job Responsibility
  • Apply didactic learning from pharmacy school and pharmacy practice into real-world practice to become ready for a Pharmacist role
  • Complete a comprehensive training roadmap within 120 days of graduation designed to further your knowledge of store, district, and regional operations
  • Deepen your understanding of patient safety and error prevention, quality assurance drug utilization review (DUR), pharmacy professional standards such as corresponding responsibility and red flag detection
  • Assist the pharmacy team to ensure that pharmacy operations run smoothly, our patients’ prescriptions are filled promptly, safely, and accurately, and we are providing caring service that exceeds patient expectations
  • Learn to operate as part of the pharmacy team through consistent application of Standard Operating Procedures (SOPs), best practices, and effective communication
  • Demonstrate empathy and genuine care, and contribute to a safe and inclusive culture where all people feel valued and empowered
  • Living our purpose by following all company SOPs at each workstation to help our Pharmacists and Technicians manage and improve patient health
  • Following pharmacy workflow procedures at each pharmacy workstation (i.e., production, pick-up, drive-thru, and drop-off) for safe and accurate prescription fulfillment
  • Contributing to positive patient experiences by showing empathy and genuine care: creating heartfelt and personalized moments while serving patients at pick-up, drive-thru, and over the phone
  • keeping patients healthy by offering immunizations and other services at the register and over the phone
  • Fulltime
Read More
Arrow Right
New

Pharmacy Intern - Grad

You’ve invested a lot of time and energy in your education. Now you want the cha...
Location
Location
United States , Ardmore
Salary
Salary:
19.75 - 42.00 USD / Hour
https://www.cvshealth.com/ Logo
CVS Health
Expiration Date
March 27, 2026
Flip Icon
Requirements
Requirements
  • PharmD graduate of a U.S. accredited program prior to beginning the Post-Graduate Training Program at CVS Health
  • Ability to obtain required pharmacist licensure within the required timeframe, per state guidelines. Failure to obtain required Pharmacist licensure within 120 days of graduation will result in separation of employment.
  • Must possess, or be in the process of obtaining, valid intern and/or technician licensure as required
  • Regular and predictable attendance, including nights and weekends
  • Ability to complete required training within designated timeframe
  • Attention and Focus: Ability to concentrate on a task over a period of time
  • Ability to pivot quickly from one task to another to meet patient and business needs
  • Ability to confirm prescription information and label accuracy, ensuring patient safety
  • Customer Service and Team Orientation: Actively look for ways to help people, and do so in a friendly manner
  • Notice and understand patients’ reactions, and respond appropriately
Job Responsibility
Job Responsibility
  • Complete a comprehensive training roadmap within 120 days of graduation designed to further your knowledge of store, district, and regional operations
  • Deepen your understanding of patient safety and error prevention, quality assurance drug utilization review (DUR), pharmacy professional standards such as corresponding responsibility and red flag detection
  • Assist the pharmacy team to ensure that pharmacy operations run smoothly, our patients’ prescriptions are filled promptly, safely, and accurately, and we are providing caring service that exceeds patient expectations
  • Learn to operate as part of the pharmacy team through consistent application of Standard Operating Procedures (SOPs), best practices, and effective communication
  • Demonstrate empathy and genuine care, and contribute to a safe and inclusive culture where all people feel valued and empowered
  • Living our purpose by following all company SOPs at each workstation to help our Pharmacists and Technicians manage and improve patient health
  • Following pharmacy workflow procedures at each pharmacy workstation (i.e., production, pick-up, drive-thru, and drop-off) for safe and accurate prescription fulfillment
  • Contributing to positive patient experiences by showing empathy and genuine care: creating heartfelt and personalized moments while serving patients at pick-up, drive-thru, and over the phone
  • keeping patients healthy by offering immunizations and other services at the register and over the phone
  • and demonstrating compassionate care by solving or escalating patient problems
  • Fulltime
Read More
Arrow Right
New

Associate HR (Payroll Management)

In this role, you’ll be responsible for accurately and timely processing payroll...
Location
Location
Sri Lanka , Colombo
Salary
Salary:
Not provided
InfoMate (Pvt) Ltd
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Bachelor’s degree or Professional Qualification in Human Resource Management or Business Management from a recognized Institute
  • A minimum of 1 year experience in Payroll Management / HRM
  • Experience in the IT/ BPM industry will be an added advantage
  • Strong verbal and written communication skills, leadership, and interpersonal skills
  • Ability to work effectively as part of a team and contribute to a positive working environment
  • Proficient in the Microsoft Office Suite
Job Responsibility
Job Responsibility
  • Process payroll for multiple companies, ensuring accuracy and timely payment
  • Manage payroll processing on different platforms
  • Calculate and process all statutory deductions (e.g., EPF, ETF, PAYE)
  • Prepare and submit periodic returns to relevant regulatory bodies
  • Maintain accurate and up-to-date employee records and payroll files
  • Liaise with auditors and provide necessary documentation
  • Stay updated on changes in payroll legislation and best practices
  • Fulltime
Read More
Arrow Right
New

Staff Pharmacist

We’re building a world of health around every individual — shaping a more connec...
Location
Location
United States , Bronx
Salary
Salary:
60.00 - 76.00 USD / Hour
https://www.cvshealth.com/ Logo
CVS Health
Expiration Date
February 26, 2026
Flip Icon
Requirements
Requirements
  • Active Pharmacist License in the state where the Store is located
  • Active National Provider Identifier (NPI)
  • Not on the DEA Excluded Parties list
  • Regular and predictable attendance, including nights and weekends
  • Ability to complete required training within designated timeframe
  • Attention and Focus: Ability to concentrate on a task over a period of time
  • Ability to pivot quickly from one task to another to meet patient and business needs
  • Ability to confirm prescription information and label accuracy, ensuring patient safety
  • Customer Service and Team Orientation: Actively look for ways to help people, and do so in a friendly manner
  • Notice and understand patients’ reactions, and respond appropriately
Job Responsibility
Job Responsibility
  • Living our purpose by helping to manage and improve patient health through safe and appropriate dispensing, counseling, and immunizing practices
  • Taking direction from the Pharmacy Manager and overseeing the pharmacy as their proxy during bench shifts without overlap, including strengthening pharmacy performance measures through effective coaching and consistent follow-up of pharmacy team members and providing feedback about pharmacy team performance to the Pharmacy Manager as needed
  • Assumes Pharmacy Manager’s day-to-day duties when serving as the only or the primary pharmacist-on-duty
  • Supporting safe and accurate prescription fulfillment by following—and directing the pharmacy team to follow—pharmacy workflow procedures and utilizing the safety guardrails at every workstation
  • Contributing to positive patient experiences by showing empathy and genuine care, and coaching the pharmacy team to do the same: demonstrating compassionate care, collaborating with the patient’s total healthcare team, and proactively resolving insurance and/or medication issues
  • Proactively offering and delivering immunizations to keep patients healthy
  • engaging and supporting Pharmacy Technicians to learn to immunize
  • Supporting the effective management of pharmacy inventory by following—and coaching the pharmacy team to follow—all inventory best practices, with a special focus on protecting cold chain products for our patients and our business
  • Partnering with the Pharmacy Manager to ensure pharmacy operations are compliant with the appropriate state Board of Pharmacy regulations at all times
  • escalating issues or concerns to the Pharmacy Manager and/or Rx DL for timely resolution if/as needed
What we offer
What we offer
  • Affordable medical plan options, a 401(k) plan (including matching company contributions), and an employee stock purchase plan.
  • No-cost programs for all colleagues including wellness screenings, tobacco cessation and weight management programs, confidential counseling and financial coaching.
  • Benefit solutions that address the different needs and preferences of our colleagues including paid time off, flexible work schedules, family leave, dependent care resources, colleague assistance programs, tuition assistance, retiree medical access and many other benefits depending on eligibility.
  • Fulltime
!
Read More
Arrow Right
New

Presales

EverestIMS Technologies is a product company founded by a group of technocrats w...
Location
Location
India , Navi Mumbai
Salary
Salary:
Not provided
EverestIMS Technologies Limited
Expiration Date
Until further notice
Flip Icon
Requirements
Requirements
  • Ability to effectively communicate technical and business information to diverse audiences
  • Experience in presales, preferably in IT product companies
  • Value-based consultative approach, capable of articulating the value of EverestIMS solutions
  • Broad awareness of client's requirements and emerging trends
  • Strong analytical and problem-solving skills
  • Excellent interpersonal and relationship-building skill
Job Responsibility
Job Responsibility
  • Provide comprehensive support throughout the sales cycle to drive opportunities
  • Deliver tailored presentations on EverestIMS products
  • Develop new presentations for sales and software consultants
  • Explain product capabilities, limitations, and implementation strategies
  • Actively participate in sales calls involving complex requirements
  • Identify and develop innovative solutions to customer needs
  • Write trial plans for prospective clients, provide support during trials, and monitor progress
  • Provide demonstrations and presentations for EverestIMS Seminars and Tradeshows
  • Research, compose, and deliver responses to RFQs and RFIs, interacting with clients to clarify requirements
  • Review RFP responses and install solutions at client sites as part of proof of concept or pilot projects
  • Fulltime
Read More
Arrow Right