Jobs C# / .NET

About the company and project:

ZONE3000 is proud to represent its partnership with Namecheap (www.namecheap.com). Namecheap was founded in 2000 on the idea that all people deserve value-priced domains delivered through stellar service. Today Namecheap is a leading ICANN-accredited domain name registrar and web hosting company with over 16 million customers and 19 million domains under management — and we’re just getting started.

Our culture is built on the values that we live every day: the way we work, the way we collaborate with our global network of colleagues and the way we relentlessly innovate solutions that meet the emerging needs of our customers.

The Risk Management Services Team is at the forefront of developing innovative distributed systems for automating user account management and preventing unauthorized activities. We employ a high-load, scalable microservices architecture with an event-driven approach to efficiently handle large volumes of events and integrate with ML models. Our robust data storage and retrieval systems, paired with intuitive UI solutions, facilitate seamless interaction with extensive datasets.

Another key focus area is developing an advanced solution for automating translations of applications and websites into multiple languages. This involves integration with LLM models and various third-party solutions to ensure continuous integration and full automation of translation processes.

Our development toolkit includes the latest versions of languages, frameworks, and libraries, enabling us to tackle challenges effectively. We embrace modern architectural solutions and approaches, offering opportunities for team members to contribute directly.

We independently design our microservices infrastructure using AWS cloud services and adopt an Infrastructure as Code (IaC) approach, primarily leveraging HashiCorp Terraform.

The use of microfrontend architecture and the latest versions of React, combined with MobX, allows us to efficiently modularize applications and enable the independent development of various system components.

All team members are seasoned full-stack developers with years of experience. Join us to work with cutting-edge technologies and be part of a team solving complex and impactful challenges.

Your expertise:

• At least 7 years of software development experience
• At least 2 years of experience in a lead position
• Excellent knowledge of C#, .NET, .NET Core
• Excellent knowledge of Entity Framework
• Excellent knowledge of relational databases PostgreSQL / MSSQL
• Good experience with Integration / Unit testing
• Good experience with ASP.NET Core
• Good experience with AWS ECS, RDS, SNS / SQS
• Experience developing microservices
• Experience with React and TypeScript
• Knowledge of software design patterns
• Experience with Docker
• Experience with OpenSearch
• Experience with OpenAI
• Understanding of SOLID and other OOP principles
• Understanding of REST API, SOAP, RPC
• Excellent communication and organization skills, product-oriented mindset, focus on team results, willingness to constant personal and team improvements, leadership qualities
• Understanding SDLC
• Upper-intermediate or higher level of English
• A team player who helps the team grow

Will definitely be a plus:

• Experience with Kubernetes
• Experience with Terraform
• Experience with Redis
• Experience with MobX
• Understanding of CI / CD and experience with TeamCity / Jenkins and Vault
• Experience with creating solution Architecture and solving nonstandard CRUD tasks

What’s in it for you?

• Opportunity to deal with top-notch technologies and approaches in a world-leader product company with millions of customers
• Opportunity to make a difference for online privacy, freedom of speech, and net neutrality
• Decent market rate compensation depending on experience and skills
• Developed corporate culture: no micromanagement, culture based on principles of truth, trust, and transparency
• “You build it, you own it” mentality in most contexts
• Support of personal and professional development
  • coverage of costs of external trainings, conferences, professional literature
  • support of experienced colleagues
  • in-house events and trainings
  • regular knowledge sharing in teams
  • English classes and speaking clubs
• Life-balance support
  • truly flexible schedule, no time-tracking at all
  • 25 working days of vacation
  • 5 days of paid sick leave per month (if necessary) without providing a medical certificate
  • generous maternity / paternity leave program
• Professionally strong environment, friendly and open atmosphere, ability to influence the product development and recognition for it

You will be involved into:

As a Tech Lead, you will be involved in all steps of SDLC including processing requirements, creating solutions and splitting them into tasks, participating in team refinements, writing code that should be covered at least 80% by tests, participating in code review, deploy the code on production, monitor deployed code using Kibana, NewRelick Grafana.

You will be involved in collaboration with other teams who use your’s team API and whose API your team is using. You will create architecture documentation for new big features and discuss it with the architect team as well as with other involved teams.

Atlas Technica's mission is to shoulder IT management, user support, and cybersecurity for our clients, who are hedge funds and other investment firms. Founded in 2016, we have grown 100% year over year through our uncompromising focus on service. 

We value ownership, execution, growth, intelligence, and camaraderie. We are looking for people who share our Core Values, thrive, and contribute to this environment while putting the customer first. At Atlas Technica, we offer a competitive salary, comprehensive benefits, and great perks to our global Team. We strive to maintain a professional yet friendly environment while promoting professional and career development for our Team Members. Join Atlas Technica now!

As a Junior Software Developer, you’ll be responsible for maintaining existing and implementing new features for existing ASP.Net Core/React application by writing clean and reusable code. Add unit tests for new business logic. Improve the quality of existing applications by providing a more efficient way of working with the database and APIs.

Responsibilities:

• Develop and Maintain Applications: Assist in building and maintaining both client-side (React) and server-side (C#/.NET) components of web applications.
• Coding & Implementation: Write clean, efficient, and well-documented code in C# and TypeScript (React) under senior developer guidance.
• Troubleshooting & Debugging: Help identify, troubleshoot, and resolve bugs and technical issues to ensure smooth application functionality.
• Support the creation of technical documentation.

• Code Quality: Participate in code reviews and apply feedback to ensure adherence to best practices and coding standards.

   

Requirements:

• English level – B2 or higher
• 1+ years of experience as a full-stack ASP.NET software developer, create REST-standardized routes.
• Knowledge of software architecture patterns.
• Understanding and practice with unit tests
• Strong knowledge of C#, JavaScript, SQL.
• Knowledge of Azure services will be big plus.
• Extensive experience with: ASP.Net Core (8+)/WebAPI, React.js, MS SQL Server.
• Write clean, maintainable code following SOLID.
• Strong understanding of web development processes.
• Self-motivated, well-organized, and have strong innovation and facilitation skills.
• Verbal and written communication skills 
• Strong attention to details 

Desirable Qualities:

• Familiarity with Agile/Scrum methodologies

Atlas Technica is proud to be an Equal Employment Opportunity employer. We do not discriminate based upon race, religion, color, national origin, gender, sexual orientation, gender identity, age, status as a protected veteran, status as an individual with a disability, or other applicable legally protected characteristics.

Location: Remote / Lviv (flexible office)
Type: Full-time
Experience: 3+ years
English: Upper-Intermediate+

We’re looking for a talented Full Stack Developer to join a long-term project focused on building an intelligent call center solution. The platform helps businesses manage high volumes of customer communication efficiently — including real-time dashboards, smart call routing, CRM integration, and VoIP services.

This is a hands-on development role where your ideas will matter — the client is open to improvements and values technical input.

Tech Stack:

• Backend: .NET 6+, C#
• Frontend: React.js, TypeScript
• Database: MS SQL
• Integrations: Twilio, WebRTC, SignalR

• Cloud: Azure (optional)

   

What You'll Do:

• Build new features and maintain existing functionality
• Integrate telephony and CRM systems via APIs
• Optimize application performance and scalability
• Participate in technical discussions, estimations, and code reviews

• Work closely with the product owner and distributed team

   

Requirements:

• 3+ years of experience with .NET (C#) and React.js
• Strong understanding of web architecture and client-server communication
• Experience with REST APIs, relational databases, and version control systems
• Good spoken and written English (B2 level or confident B1+)

What’s In It for You?

• Career Growth — Opportunities to develop and advance.
• Performance Reviews — Regular feedback and support.
• Work Anniversaries — Special gifts to celebrate milestones.
• Flexible Work — Hybrid or remote (Lviv office available).
• Mentorship — Guidance from experienced professionals.
• Accounting Support — We handle the paperwork.
• Paid Time Off — 18 vacation days + 5 sick days per year.
• Extra Leave — 10 additional days off annually.
• Free Office Lunches — Enjoy meals on us.
• Team Events — Gatherings, gifts, and a welcoming atmosphere.

Join a product-driven team scaling a high-traffic SaaS platform that automates core business workflows. We are looking for an engineer who values Clean Architecture, System Scalability, and real user impact. This is a long-term role within a stable product ecosystem, not a project-based outsource.

📍 Hybrid (Lviv) or remote

Key Focus

• Build backend logic using C# / ASP.NET Core
• Support frontend features with React
• Integrate APIs and connect services
• Work with databases and write optimized queries
• Fix bugs, improve existing modules, and learn best practices
• Participate in sprint planning and demos

We’ll Match If You

• Have hands-on experience with .NET (courses, pet projects, internship, or 6–12 months commercial)
• Understand how REST APIs work
• Know the basics of SQL
• Have worked with React at a basic level
• English (B2)
• Are ready for full-time involvement

• Take responsibility and are not afraid to ask questions

   

Extra Advantage

• Basic knowledge of Azure
• Experience deploying small projects
• Familiarity with Git workflows

What We Offer :

 Professional Growth & Support:

• Mentorship: Hands-on learning from senior experts.
• Career Growth: A clear and documented path to advance.
• Feedback: Continuous support and regular performance reviews.

• Accounting: Full paperwork and tax support managed by us.

   

 Work-Life Balance & Flexibility

• Flexibility: Work from home or our Lviv office (Hybrid).
• Vacation: 18 days of paid annual leave.
• Extra Leave: 10 additional paid days off every year.

• Sick Days: 5 paid days for your health and recovery.

   

 Culture & Office Life

• Office Perks: Free lunches for those working from the office.
• Team Events: Regular gatherings and community-building activities.
• Celebrations: Personal gifts for your work milestones.
• Team Spirit: Corporate gifts and a supportive atmosphere

We are looking for a Trainee/Junior Full Stack Developer to join our product team.

The product is a project estimation platform that helps teams plan scope, timelines, and resources more efficiently.
 

What you’ll do:

• Support development of backend services with .NET
• Work on UI using React
• Fix bugs and improve existing features
• Learn how real products are built and scaled
• Work closely with experienced engineers
   

What we expect:

• Basic knowledge of C# / .NET
• Understanding of JavaScript / React basics
• General understanding of how web apps work
• Willingness to learn and grow fast
• English - at least Intermediate
   

What you get

• Real product experience from day one
• Mentorship and support from senior engineers
• Flexible schedule (remote / hybrid / Lviv office)
• Transparent compensation + full accounting support
• Paid vacation and sick leave
• Learning support (trainings + certifications)
• High-quality equipment
• Small team, no бюрократії
• Growth to Middle role
• Anniversary gifts 🎉

We are looking for a FS Developer (.NET + React) to join a large, long-term project for a US-based client.

The product is a call management solution platform used by banks across the United States. The system is built using a microservices architecture, so you’ll be working on scalable, high-load services with real business impact.
 

What you’ll do:

• Develop and maintain backend services using .NET
• Build modern UI with React
• Work with microservices architecture
• Contribute to technical decisions and system improvements
   

What we expect:

• Strong experience with .NET (C#)
• Good knowledge of React
• Experience with microservices and REST APIs
• Understanding of databases (SQL/NoSQL)

Intermediate+ English

What you get

• Long-term project with stable growth
• Real impact on product and technical decisions
• Flexible schedule (remote / hybrid / Lviv office)
• Transparent compensation + full accounting support
• Paid vacation and sick leave
• Learning support (trainings + certifications)
• High-quality equipment
• Anniversary gifts 🎉

We are seeking an experienced and talented Backend Team Leader (AI-Driven Lifecycle Specialist) 

Looking for a visionary Backend Team Leader to spearhead a newly formed high-performance engineering squad. In this role, you will manage a team of 6–8 members, including Senior Frontend and Backend Engineers. You are a "trusted person" responsible for both project success and the individual growth of your team.
Beyond traditional leadership, you will be the champion of AIDLC (AI-Driven Lifecycle), ensuring the team utilizes AI tools not just for unit testing, but across the entire development spectrum to radically accelerate delivery.

Innovecs is a global digital transformation tech company with a presence in the US, the UK, the EU, Israel, Australia, and Ukraine. Specializing in software solutions, the Innovecs team has experience in Supply Chain, Healthtech, Software & Hightech, and Gaming.
For the fifth year in a row, Innovecs is included in the Inc. 5000 and recognized in IAOP’s ranking of the best global outsourcing service providers. Innovecs is featured in the Global Top 100 Inspiring Workplaces Ranking and won gold at the Employer Brand Management Awards.

Our value to you: 

• Flexible hours and remote-first mode
• Competitive compensation
• Complete Hardware/Software setup – anything you need for work
• Open-door culture, transparent communication, and top management at a handshake distance
• Health insurance, vacation, sick leaves, holidays, paid maternity/paternity leave
• Access to our learning & development center: workshops, webinars, training platform, and edutainment events
• Virtual team buildings and social activities 
          

If you feel like you’re the perfect match for this role, drop us your CV! 

There are no limitations, no barriers when the right people are on your way — apply for the vacancy and succeed with us!

Innovecs is an equal opportunity employer. All hiring decisions are based on professional qualifications, skills, and experience. We are committed to a transparent, merit-based recruitment process that prevents discrimination and ensures equal opportunities for all candidates. Reasonable accommodations are available upon request throughout the recruitment process to support accessibility and inclusion.

Requirements

• Expertise in AI‐Driven Development Lifecycle (AIDLC) and the ability to embed AI across design, development, testing, deployment, and operations.
• Expertise in Asp.Net 7/8, Web API, and C# for building scalable backend services.
• Expertise in Microservice Architecture and Domain‐Driven Design (DDD), including structuring complex domains and designing distributed systems.
• Expertise in Unit and Integration Testing using xUnit, NSubstitute, and modern testing practices.
• Expertise in relational data access with T‐SQL, EF Core, and Dapper.
• Above‐average level in distributed messaging and caching technologies such as Redis, Kafka, or RabbitMQ.

• Above‐average level in containerized development and cloud‐native deployment, including Docker and Kubernetes.

   

Responsibilities

• Full-Spectrum AI Integration: Implement and oversee the "full use of AI" across the SDLC—from architectural design and code generation to debugging and deployment—to maximize team velocity.
• Accelerated Delivery: Use AI-driven insights to meet and exceed performance benchmarks, ensuring that technical debt is minimized while output is maximized.
• Prompt Engineering & Mentorship: Mentor the team in AI best practices, ensuring AI is used as a core engine for development, not just a complementary tool.
• Performance & KPIs: Define and monitor clear KPIs with team members, reporting progress to senior management.
• Bi-directional Growth: Conduct monthly 1-on-1s and 6-month formal feedback sessions to support career paths and personal development.
• Code Quality: Enforce a strict 97% code coverage ratio and maintain a code churn of 10% or less during the final two days of a sprint.
• Stability: Ensure less than 1% of deployed code results in downtime.
• Review Process: Lead code reviews focused on performance, standards, and observability.
• Documentation: Foster a sharing culture by keeping the wiki updated and sharing monthly technical articles with the team.
• Data-Driven Decisions: Use analytical rigor and data to guide the team’s direction.
• Autonomy: Provide clear goals in our Agile environment and empower the team to be self-directing.
• Risk Mitigation: Act as a "lantern" for the team, identifying and solving problems before they escalate.

Intetics Inc., a global technology company providing custom software application development, distributed professional teams, software product quality assessment, and “all-things-digital” solutions, is seeking a highly skilled and experienced Senior C# / .NET Engineer to join our dynamic team on a long-term part-time basis.

Responsibilities

• Own backend technical leadership: architecture, code quality, delivery plan, and hands-on implementation for the SAR area-based modules.
• Design and implement REST APIs and service-oriented backend components.
• Ensure robust observability:
  • Log key operations, including geospatial calculations and user actions.
  • Build production-grade metrics (Prometheus/Grafana or equivalent).
• Drive performance and reliability engineering, including preparation and execution of load/stress testing up to 3,000 simultaneous connections.
• Align the backend with security/traceability needs (auditability, immutable action history, etc.) and support integrations that rely on GOV.ID / QES / BankID (working with stakeholders that provide tokens/certificates).
• Coordinate technical work with the project working group, and contribute to inception-stage outputs (detailed business processes + technical design) before implementation.
• Contribute to delivery and handover: deployment support, documentation, and warranty period collaboration through rollout support.

Requirements

• Strong hands-on expertise in C# and .NET (target: .NET 8+) and designing scalable web backends.
• Proven experience building API-first systems (REST), with strong data modeling and transaction integrity practices.
• Solid experience with relational databases and complex queries; ability to work effectively with PostgreSQL (nice to have PostGIS) teams and data models (you won’t be the DBA, but you must be fluent in how geospatial data is stored/queried).
• Nice to have - practical understanding of GIS-related backend needs (geospatial operations, topology constraints, format exports), and familiarity with libraries like NetTopologySuite / GDAL.
• Experience implementing logging/metrics and building observable systems (e.g., Seq, Prometheus, Grafana or equivalents).
• Experience planning and executing performance testing; ability to define a validated load scenario (vendor responsibility) and run stress tests.
• Ability to lead engineers: code reviews, engineering standards, mentoring, estimation, risk management, and delivery ownership.
• Comfort working in a government/regulatory context where traceability, controlled changes, and formal acceptance processes matter.
• Ability to work with Ukrainian-language UI/UX and documentation constraints.
  
  Nice to have:
• Experience with geospatial calculations and data integrity (intersection logic, validations, duplicate checks, etc.), collaboration with GIS engineers; leverage geospatial libraries where relevant (e.g., NetTopologySuite, GDAL).
   

Required skills:

• 5+ years of experience in .NET/ASP.NET (Core) 6+;
•  EF (Entity Framework) Core, MediatR, SignalR;
• MS SQL Server (code-first approach), T-SQL syntax;
• Domain-Driven Design (DDD), Event-Driven Design (EDD), CQRS.

Will be a plus:

Azure Portal, Azure Service Bus, GitLab CI/CD.

Responsibilities:

•  implementation of integrations with banks based on pre-prepared research documentation;
• targeted logic updates;
• implementation of new features;

Working conditions:

• Work schedule 5/2 from 10:00 to 19:00;

• Remote work;

• We provide all the necessary tools for your successful and comfortable work;

• Learning English at the expense of the company;

• Ability to switch between projects and try yourself in different roles.

GR8 Tech builds B2B iGaming platforms for operators who play to lead.

We deliver full-cycle, high-impact tech designed to scale — from seamless integrations and expert consulting to long-term operational support. Our platform powers millions of active players and drives real business growth. Call it what it is: the iGaming Platform for Champions.

With 1000+ GR8 people across locations and time zones, we don’t just ship technology — we help operators build success stories across brands, markets, and geos.

Our ambition drives us. Our people make it real.

If you’re a challenger in spirit and a champion in action — join us.

What you’ll drive:
Strategy & outcomes
— Own backend architecture decisions and shape the long-term technical direction of the platform.
— Drive adoption of engineering best practices across the team.
— Improve system performance, reliability, and maintainability at scale.
— Systematically identify and reduce technical debt.

Discovery & decisions
— Translate product and business needs into scalable, production-ready solutions.
— Make informed architectural trade-offs in distributed, high-load environments.
— Design systems using modern patterns (event-driven, CQRS, DDD).
— Identify risks early and propose pragmatic, proven solutions.

Delivery & execution
— Design, build, and ship high-quality backend services in .NET powering live trading operations.
— Own the full development lifecycle: from design to production and ongoing support.
— Ensure code quality through reviews, testing, and strong engineering standards.
— Optimize for low latency, scalability, and efficient resource usage.
— Improve CI/CD pipelines and drive deployment automation.

Stakeholder & cross-team collaboration
— Partner with Product, Design, and DevOps to align on priorities and delivery.
— Communicate technical decisions clearly to both technical and non-technical stakeholders.
— Support integrations across teams and systems.

Leadership & mentorship
— Mentor engineers and support their growth.
— Lead by example in ownership, code quality, and accountability.
— Contribute to a strong, ownership-driven engineering culture.

What makes you a GR8 Fit:
Must-have
— Strong experience with C# / .NET in building scalable, high-load backend systems.
— Experience designing distributed systems and microservices architectures.
— Solid knowledge of event-driven architecture and messaging systems (Kafka or similar).
— Strong expertise in databases (SQL + NoSQL), including performance tuning and scaling.
— Experience with CI/CD, Docker, and Kubernetes.
— Ability to make architectural decisions and take ownership end-to-end.
— Experience operating high-availability, low-latency systems.

Nice-to-have
— Experience with Orleans, MongoDB, RabbitMQ, Elasticsearch.
— Experience with AWS or other cloud platforms.
— Familiarity with observability tools (APM, logging, tracing).
— Understanding of FinOps / cloud cost optimization.
— Previous experience mentoring or leading engineers.
— Experience in the betting / trading domain.

Why you’ll love working here:
Benefits Cafeteria — annual budget you allocate to:
Sports • Medical • Mental health • Home office • Languages.

Work-life & support
— Paid maternity/paternity leave + monthly childcare allowance.
— 20+ vacation days, unlimited sick leave, emergency time off.
— Remote-first + tech support + coworking compensation.
— Team events (online/offline/offsite).
— Learning culture with internal courses + growth programs.

Our culture & core values:
GR8 Tech culture is how we win — through trust, ownership, and a growth mindset. We move fast, stay curious, and keep it real, with open feedback, room to experiment, and a team that’s got your back.

FUELLED BY TRUST: we’re open, honest, and have each other’s backs.
OWN YOUR GAME: we take initiative and own what we do.
ACCELER8: we move fast, focus smart, and keep it simple.
CHALLENGE ACCEPTED: we grow through challenges and stay curious.
BULLETPROOF: we’re resilient, ready, and always have a plan.

Job Description

• Knowledge of C#, .NET Core, MVC.NET,
• Knowledge of MS SQL
• Knowledge of software-oriented architecture, micro-services
• Good analytical skills, debugging, and troubleshooting
• Upper-Intermediate English skills
• Good communication skills

• Team player

   

Would be plus experience in:

• SpecFlow
• Experience in payment systems development
• Experience in Azure Cloud

• Knowledge of software-oriented architecture, micro-services

   

Job Responsibilities

• Performing requirements analysis, application development, product configuration, unit, and system testing, and production deployment within the framework of the infrastructure;
• Cross-team communication and cooperation;
• Work in a dynamic Agile/Scrum-based environment;
• Work closely with the embedded team and the customer integrations team to successfully bring the solution to production.

• Be a part of the Globallogic team of successful professionals.

   

Department/Project Description

Customer – US-based leader in automated car wash systems. The project is aimed towards the development of a brand new hybrid platform that is aimed to replace current legacy solutions and open up new business potential for the client. We are looking for people willing to work in a fast-paced, solutions-oriented, and creative environment.

Keyskills - Must Have

• .NET
• SQL

• OOP

   

Keyskills - Nice to Have

• .NET Core
• Agile
• Scrum
• Specflow
• MVC
• Message Queues
• Azure

About us:

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide.

But that's not all! We're not just about numbers, we're about people. With a team of over 1000 passionate individuals spread across twelve countries in Europe, Asia, and the US, we're all united by our love for innovation and teamwork.

EveryMatrix is a member of the World Lottery Association (WLA) and European Lotteries Association. In September 2023 it became the first iGaming supplier to receive WLA Safer Gambling Certification. EveryMatrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time.

We are looking for a passionate and dedicated Senior .Net Developer to join our team in Lviv!
 

What You'll get to do:

• Hands-on development and integration of the evolving business functionality on the core part of the platform with other office locations.
• Understanding business requirements and their mapping to the given software framework.
• Discussing business requirements along with the Team Leader, Business Analysts, Project Managers, and other parties involved.
• Adhering to the Agile methodology and design principles of the project.
• Working in a test-driven, object-oriented environment.
• Participating in the design and implementation of the new architecture of the next-generation GamMatrix platform.
• Offering the QA and support team assistance whenever issues arise.
• Adhere to best practice development standards (such as continuous integration and deployment).
• Ability to understand the complex technical architecture.
• Ability to manage multiple priorities, commitments and tasks.

What You need to know:

• Experience with ASP.NET 4+ Frameworks and .Net Core 3.1+.
• Good understanding and experience with relational database systems (MSSQL Server, PostgreSQL) GIT, CI/CD practices.
• Strong knowledge of OOP, SOLID principles, and design patterns.
• Experience with multi-thread programming.
• Experience using containerization technologies (Docker) and orchestration technologies (Kubernetes).
• Experience implementing and using message queues (Kafka, Rabbit MQ).
• Hands-on experience writing unit tests.
• Experience with distributed caching solutions (Redis).
• Knowledge of n-tier applications, distributed applications.
• English proficiency.

Nice to have:

• Strong knowledge of C#.
• Experience with building and managing microservices, parallel and asynchronous programming design patterns.
• Experience building REST APIs and self-description services (ex: Swagger).
• Experience with Log Systems: Grafana, Kibana.
• Experience with modern software development life-cycle.
• Development experience with web services.
• Self-motivated and result-oriented.
• Excellent communication skills (oral and written).
• Analytical mindset.
  
  Here's what we offer:
• Start with 22 days of annual leave, with 2 additional days added each year, up to 32 days by your fifth year with us.
• 3 sick leave days per year, no doctor's note required; 30 medical leave days with medical allowance
• Hybrid work schedule is available after the first three months of employment, with up to 50 days of work from home per year.
• Benefit from two Free Fridays each year, limited to one per quarter.
• Daily catered lunch or monthly lunch allowance. 
• Private Medical Subscription. 
• Access online learning platforms like Udemy for Business, LinkedIn Learning or O’Reilly, and a budget for external training.
• Gym allowance.
• Corporate English lessons.
• Support for New Parents:
• 21 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.
• 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.

Our office perks include on-site massages and frequent team-building activities in various locations.

At EveryMatrix, we're committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference! 
 

PLEASE NOTE that we are searching for candidates who are located in Lviv and are able to visit office in Lviv.

About us:

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide.

But that's not all! We're not just about numbers, we're about people. With a team of over 1000 passionate individuals spread across twelve countries in Europe, Asia, and the US, we're all united by our love for innovation and teamwork.

EveryMatrix is a member of the World Lottery Association (WLA) and European Lotteries Association. In September 2023 it became the first iGaming supplier to receive WLA Safer Gambling Certification. EveryMatrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time.

Project Overview: 
You will be working on a high-load backend system that exposes a REST API acting as a proxy between client applications and multiple internal services. The API dynamically retrieves, filters, processes, and merges data from various sources based on client parameters. To ensure optimal performance and scalability, the system leverages caching mechanisms, message brokers (RabbitMQ or Kafka), and search technologies like Elasticsearch. The architecture is designed to support high throughput and low latency, making it ideal for real-time data delivery in demanding environments. 

About the job: 
We are looking for a motivated Senior .NET Developer to join our dynamic team working on a high-load distributed system. You will contribute to the design, development, and maintenance of scalable backend services and APIs using modern .NET technologies. This role is ideal for someone with solid backend experience who is eager to deepen their expertise in distributed systems and microservices.
 

We are looking for a passionate and dedicated Senior .Net Developer to join our team in Lviv!

What You'll get to do:

• Design, develop, and maintain backend services and REST APIs using .NET Core.
• Participate in building and supporting microservices architecture.
• Integrate services with RabbitMQ and Kafka.
• Work with Redis for caching and Elasticsearch for search and analytics.
• Troubleshoot issues in development and production environments.
• Write clean, maintainable, and testable code.
• Perform code reviews and mentor team members.
• Take part in technical and architectural decisions.

What You need to know:

• 7 years of backend development experience with .NET Core.
• Experience with message brokers such as RabbitMQ or Kafka.
• Knowledge of Redis or Elasticsearch.
• Understanding of high-load and distributed systems.
• Strong problem-solving skills and attention to details.
• Ability to work effectively in a collaborative environment.

Nice to Have Experience:

• CouchDB or other NoSQL databases.
• Familiarity with CI/CD pipelines and DevOps practices.
• Experience with monitoring tools such as NewRelic, Grafana, or ELK stack.
   

Here's what we offer:

• Start with 22 days of annual leave, with 2 additional days added each year, up to 32 days by your fifth year with us.
• 3 sick leave days per year, no doctor's note required; 30 medical leave days with medical allowance
• Hybrid work schedule is available after the first three months of employment, with up to 50 days of work from home per year.
• Benefit from two Free Fridays each year, limited to one per quarter.
• Daily catered lunch or monthly lunch allowance. 
• Private Medical Subscription. 
• Access online learning platforms like Udemy for Business, LinkedIn Learning or O’Reilly, and a budget for external training.
• Gym allowance.
• Corporate English lessons.
• Support for New Parents:
• 21 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.
• 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.

Our office perks include on-site massages and frequent team-building activities in various locations.

At EveryMatrix, we're committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference! 
 

We are seeking a Senior AI Engineer to join our engineering team and lead the effort in modernizing our e-commerce platform with AI capabilities.

 You will be responsible for the architecture, development, and integration of advanced AI systems, including Retrieval-Augmented Generation (RAG) pipelines, autonomous agents, and fine-tuned language models, within a mature, enterprise-grade .NET environment. Besides hands-on engineering, you will influence technical direction, mentor fellow engineers, and play a key role in shaping our long-term AI strategy.

Key Responsibilities

• Lead the design and implementation of production-grade RAG architectures that connect large language models to proprietary product, customer, and operational data.
• Architect and build AI agent systems that automate complex e-commerce workflows, including customer support, merchandising, and order management.
• Drive the strategy and execution of fine-tuning foundation models on domain-specific datasets to enhance relevance, accuracy, and business alignment.
• Evaluate, select, and integrate third-party AI services and APIs (e.g., OpenAI, Anthropic, Amazon Bedrock) into existing .NET applications and microservices.
• Define and promote best practices for prompt engineering, evaluation frameworks, model versioning, and responsible AI use across the engineering organization.
• Collaborate closely with backend, frontend, data engineering, and product teams to deliver end-to-end AI features within the current platform architecture.
• Own the performance, reliability, cost optimization, and observability of AI systems in production.
• Mentor mid-level and junior engineers, conduct code reviews, and raise the technical standard of the team.
• Proactively identify high-impact opportunities where AI can generate measurable business value.

What we are looking for:

• 7+ years of professional software engineering experience, including at least 3 years focused on machine learning or AI engineering.
• Extensive hands-on experience developing LLM-based applications, such as RAG, agent frameworks, and model fine-tuning in production environments.
• Strong proficiency in C# / .NET with proven experience managing enterprise-scale .NET codebases.
• Solid knowledge of Python for ML experimentation, training pipelines, and prototyping.
• Experience working with vector databases (e.g., Qdrant, Weaviate, Milvus, Amazon OpenSearch, Pinecone) in production.
• Proficiency with orchestration frameworks like Semantic Kernel, LangChain, or AutoGen.
• Strong understanding of RESTful APIs, microservices architecture, and distributed systems on AWS.
• Proven ability to make architectural decisions and communicate technical trade-offs to both engineering and non-technical stakeholders.
• Track record of leading complex technical initiatives from design to production deployment.
• Strong analytical skills and the ability to translate ambiguous business problems into clear, well-defined AI solutions.

Nice to have:

• Experience in the e-commerce domain (catalog, search, recommendations, personalization, customer service).
• Hands-on experience with MLOps practices, including model deployment, monitoring, A/B testing, and CI/CD for ML pipelines.
• Familiarity with AWS AI and ML services such as Amazon Bedrock, Amazon SageMaker, Amazon Comprehend, and Amazon Kendra.
• Practical experience working with AWS infrastructure services like Lambda, ECS, Step Functions, and S3 in AI workloads.
• Knowledge of embedding models, re-ranking strategies, and semantic search optimization at scale.
• Experience with platform modernization or large-scale migration projects in enterprise environments.
• Experience mentoring engineers or leading technical guilds and working groups.
• Contributions to open-source AI/ML projects or published research.

Why join Empeek?

• A high-impact role leading AI transformation within an established enterprise platform.
• A collaborative, experienced engineering team with a strong focus on modernization.
• Significant autonomy and influence over technical direction.
• Access to cutting-edge tools, models, and cloud infrastructure.
• Competitive compensation package (discussed during the interview process).
• Opportunities for professional development and continuous learning.

What we offer:

• Access to internal and external training, certification reimbursement;
• 18 working days of paid vacation, 10 compensated public holidays, and up to 10 paid sick days;
• Up to $300/year for English classes + a free speaking club;
• Up to $180/year for sports activities;
• A strong culture of knowledge sharing with senior experts you can really learn from;
• New equipment provision, and accounting support if needed;
• Competitive market-level salary with regular performance and salary reviews;
• Extra perks such as an insurance fund, seasonal gifts, celebrations, and additional team compensations;
• A psychologically safe and supportive environment;
• Active social responsibility and continuous support for the Armed Forces.

If you believe this role could be a great match for you, please send us your resume via the link — we’ll be happy to get in touch with you.

You’re also welcome to recommend colleagues or friends — we offer a referral bonus 🎁.

Suplery is looking for a backend developer to create and develop one of the company's products. We are developing a B2B solution that optimizes the ordering of professional cosmetics from suppliers to beauty salons, clinics and stores and reduces supplier costs by 30-35%.

Required skills

– 3+ years of experience with .NET Core (C#): ASP.Net Core + Entity Framework Core
– Experience in writing REST APIs
– Knowledge of both LINQ and SQL
– Deep understanding of CLR
– Understanding of how to use AI in development

Important
– Optimization of complex SQL queries
– GitHub actions, Docker
– Google Cloud & Google Cloud API (Storage, Cloud Run, Tasks, Artifact Registry, Secrets Manager)
– Understanding good architecture practices and ability to use them in code.
– Product-oriented. The developer does not just perform the task, but understands the users' problems and finds the optimal solution.
– Ability to ask questions and get to the heart of the problem.
– Ability to argue the decisions made.

Responsibilities
– API design and development
– Development+optimization of data processing and complex SQL queries
– Integrations with external services
– Fixing bugs and optimizing current functionality
– Describing documentation for Swagger

We offer
– Opportunity to influence the product by creating and developing it.
– A friendly team of professionals. No bureaucracy, individual approach and adequate management.
– Professional growth and knowledge sharing in the team.
– Flexible schedule.

About Suplery

Suplery is an order automation and B2B marketplace in professional cosmetics industry.