Jobs C# / .NET

• Project Description:

  Our client is a large international enterprise operating at scale in the industrial and manufacturing domain, developing and maintaining a modern cloud-based Core platform.
  
  The project focuses on building a new Azure-based cloud solution that supports critical business processes across multiple regions.
  
  The role involves working as part of a Scrum team on designing, developing, and maintaining high-quality, scalable, and maintainable software solutions in Azure, in close collaboration with developers, UX analysts, and other stakeholders.

   

• Responsibilities:

  • Work together with other Scrum team members on a new cloud solution for the client's Core platform
  • Participate in Scrum planning sessions by analyzing the work to be done
  • Implement new functionality or refactor existing code based on detailed specifications and mock-ups
  • Closely collaborate with other development team members and UX analysts
  • Create technical designs and define the required Azure architecture
  • Support technical decision-making, balancing cost, scalability, and maintainability
  • Write unit tests for newly developed functionality
  • Participate in performing code reviews
  • Report work progress on a daily basis
  • Focus on bug fixing when needed

   

• Mandatory Skills Description:

  • Master's degree in Software Engineering or equivalent experience
  • At least 6 years of proven expertise in designing and developing high-quality software solutions, with a strong emphasis on maintainability and scalability
  • Solid knowledge of Azure Functions, Azure architecture, and containerization
  • Experience with Azure DevOps is considered a plus
  • Proficient in relevant languages and frameworks, including C#, .NET, SQL, HTML, and related technologies
  • Extensive experience in designing and implementing RESTful web services and APIs
  • Strong analytical mindset with the ability to collaborate and contribute to solution design
  • Capable of working independently while knowing when to escalate or discuss challenges and issues
  
  This position assumes, that employee will be able to travel to client's office in Mechelen, Belgium 1 week every 2 months.

Netevia is an international high-tech group of companies specializing in mobile payments and value-added transaction services.

Netevia's projects enable users to manage their POS terminals, transactions, and reporting, handling everything related to running a business online.

Key Responsibilities

• Planning, code reviews, mentoring, and fostering technical expertise.
• Participate in the design and architecture of integration solutions and implement new functionality in systems with complex business logic.
• Oversee code quality and ensure adherence to best practices and development standards.
• Conduct refactoring and optimization of existing solutions.
• Collaborate effectively with cross-functional teams, including Business Analysts, QA, and DevOps, to meet project goals.

• Participate in technical interviews and contribute to team formation and growth.

   

Requirements

• 5+ years of experience in C# .NET development.
• Strong understanding of OOP principles, architectural patterns, SOLID, and DDD.
• In-depth knowledge of ASP.NET, MVC, Entity Framework, and Web API.
• Frontend JavaScript (или TypeScript), jQuery, Bootstrap, knokout JS (KO) React, Angular, Vue.js (Vue) 
• Solid experience working with SQL and relational databases.
• Experience mentoring junior and mid-level developers and leading team collaboration.
• Strong analytical and system thinking skills, initiative, and decision-making ability.
• Experience with NoSQL databases such as MongoDB.
• Experience working with message brokers.
• Familiarity with cloud solutions (e.g., Azure, AWS).

• Proficiency in designing and consuming REST and SOAP APIs, and understanding of authentication systems.

   

What we offer:

• Remote work with flexible hours.
• Corporate english group classes
• Opportunities for career and professional growth alongside the company.
• Friendly team, flexible communication, and no bureaucracy.
• Competitive salary based on the level of competencies.

We’re looking for a Senior Azure Integration Services Engineer / Architect to design and deliver scalable integration solutions within the Azure Integration Services ecosystem. This role is ideal for someone who combines deep technical expertise with the ability to take ownership.

You’ll work closely with customers, architects, and delivery teams to design and implement integrations that connect business-critical systems in a secure, reliable, and maintainable way.

What You’ll Do

• Design, build, and maintain integration solutions using Azure Integration Services
• Architect and implement workflows with Logic Apps and Azure Functions
• Design and manage messaging solutions using Azure Service Bus and Event Grid
• Build data integration and transformation pipelines using Azure Data Factory
• Translate business and technical requirements into scalable integration architectures
• Ensure reliability, performance, security, and observability of integration solutions

What We’re Looking For

• 4+ years of professional experience in software development or integration engineering
• Strong hands-on experience with Azure Integration Services, including:
  • Logic Apps
  • Azure Service Bus
  • Event Grid
  • Azure Functions
  • Azure Data Factory
• Experience designing end-to-end integration architectures
• Solid understanding of messaging patterns, APIs, and event-driven architectures
• Ability to work independently and take ownership of technical delivery
• Experience working directly with clients or stakeholders
• Strong problem-solving and analytical skills
• Good English communication skills

Nice to Have

• Experience with API Management (APIM)
• Knowledge of B2B integrations (EDI, XML, JSON, REST, SOAP)
• Experience with Azure DevOps, CI/CD, and Infrastructure as Code
• Understanding of security and identity in Azure (Entra ID, managed identities)
• Azure certifications (Integration, Architecture, or Developer)

We are looking for a Senior C# Engineer to join the FinTech team developing a remittance and payment services platform. The project focuses on building secure and compliant systems for international money transfers, partner integrations, and automation of financial operations. We expect the new team member to be technically strong, proactive, and business-oriented, with proven experience in FinTech system development — ideally in areas such as core banking, remittance, or API-based financial integrations. You will work closely with business and operations teams to ensure efficient, accurate, and transparent financial workflows.

Details

Location: EU (The first 3 months you will remotely, after - relocate to Madrid, with onsite client support)
Employment Type: Full-time onsite in the office
Start Date: ASAP
Language Requirements: English - Fluent, Spanish - as plus

Project Description

A licensed remittance and payment services provider focused on delivering fast, secure, and compliant international transfers.
The company operates within the FinTech domain, serving global remittance corridors and integrating with multiple partners and financial institutions through API-based connectivity.

Requirements:

• 5+ years of commercial experience in backend development using C# / .NET
• Proven experience in FinTech systems — core banking, remittance platforms, payment processing - MUST
• Strong understanding of money movement, reconciliation, and transaction workflows
• Hands-on experience with RESTful APIs, partner/banking integrations, and financial automation
• Solid knowledge of SQL databases and experience with data consistency/reconciliation logic
• Experience building and maintaining scalable backend services and API-based architectures
• Understanding of security and compliance related to financial data exchange
• Ability to define and document functional and technical requirements
• Experience collaborating with business and operations teams to improve financial processes
• Excellent communication skills and a proactive, problem-solving mindset
• English B2+, Spanish - as plus

Key Responsibilities:

• Develop and maintain backend services in C#
• Build integrations with partner and banking APIs
• Automate internal operations and reconciliation processes
• Contribute to functional and technical requirements definition
• Collaborate closely with business and operations teams to optimize financial workflows

We are seeking an experienced Mid–Senior/Senior Software Development Engineer (SDE) to join our team working on a next-generation cloud and quantum computing platform. This role involves building backend services, orchestration components, and cloud-based workflows that support high-scale, advanced computing scenarios.

You will contribute to a critical new project focused on backend development and DevOps pipeline implementation. The team also follows a rotating one-week on-call schedule during business hours.

We are looking for a strong engineer with deep backend expertise, solid cloud experience, and the ability to operate with ownership in a fast-moving environment.

Requirements
 

• Strong proficiency in C# / .NET;
• Solid experience developing REST APIs and backend services;
• Hands-on experience with Azure Cloud;
• Practical experience with Python (automation, scripting, tooling);
• Strong understanding of SQL and data modeling;
• Experience with unit testing frameworks (NUnit, MSTest, or TAEF);
• Exposure to CI/CD practices and DevOps tooling;
• Shell scripting knowledge (PowerShell, Bash);
• Strong communication, problem-solving skills, and ownership mindset.

Nice to have

• Experience with TypeScript;
• Background in distributed systems or complex cloud architectures. 

Working conditions

• On-site requirement: Bellevue / Greater Seattle Area — presence in the office required once every 2 weeks for collaboration sessions with the client team; 
• Time zone: Full overlap with PST;
• On-call: One-week rotations during business hours according to the team schedule.

Please note that the project location is Gdansk, and it's required to visit the office 2-3 times per month

Job Description

Must have:

• 6+ years of professional software development experience.
• Strong experience with windows development.
• Strong understanding of software design principles, data structures, and algorithms.
• Experience working with complex, large-scale, or long-lived codebases.
• Strong problem-solving skills and attention to detail.
• Good communication skills and ability to work effectively in cross-functional teams.

Nice to Have

• Experience working on mission-critical or safety-relevant applications (aviation, navigation, defense, medical).
• Hands-on experience with C/C++ (performance-critical components, legacy code, or system-level logic).
• Hands-on experience with Swift or/and RUST
• Experience with performance profiling and optimization tools.
• Exposure to geospatial, mapping, or navigation-based applications.
• Experience working in an Agile / Scrum environment.
• Knowledge of CI/CD pipelines for mobile applications.

Job Responsibilities

Key Responsibilities:

• Application Development: Design and implement new features for the EFB application using C# and the .NET framework.
• Optimization: Ensure the application performs reliably under the hardware constraints of mobile devices (e.g., tablets), focusing on memory management and processor efficiency.
• Aviation Integration: Develop and maintain modules for complex flight-critical tasks, including weight and balance computations, fuel planning, and electronic logbook management.
• Data Management: Design and optimize local data-stores (embedded databases) for offline access to navigation charts and manuals.
  UI/UX Design: Create user-friendly interfaces tailored for cockpit environments, ensuring ease of use during critical phases of flight.
• Testing & Compliance: Conduct rigorous unit and regression testing to ensure software reliability, adhering to industry safety standards like DO-178C where applicable.
• Legacy Maintenance: Debug, refactor, and update existing C# codebases to add new features or improve system stability.

Department/Project Description

We are seeking a Mobile Developer to design, develop, and maintain our Electronic Flight Bag (EFB) application. You will work on a mission-critical system built in C# specifically for the Windows platform. Your role is essential in transitioning flight crews to paperless cockpits by delivering high-performance, reliable software that handles navigational charts, flight planning, and real-time performance calculations.

Company: Altusnova
 Job Type: B2B, Remote Collaboration
 

About Altusnova

Altusnova is a product management and business consulting agency specializing in cloud-based solutions across various industries. Our projects span IoT solutions, healthcare technology, financial and business process automation, and other complex enterprise applications. We seek experienced backend engineers who not only excel in coding but also actively contribute to the broader aspects of software development, including architecture, infrastructure, and process improvement.
 

About the Role

We are seeking an experienced Team Lead - Senior Backend .NET Developer to lead the development of cloud-based solutions, primarily on AWS (with some Azure). This role requires a strong architectural mindset, hands-on technical expertise, and excellent communication skills to collaborate with customers, product management, and development teams.
 

Key Responsibilities

• Solution Architecture & Design: Define, refine, and implement application and system architecture, ensuring scalability, performance, and security.
• Technical Leadership: Guide the development team in adopting best practices, coding standards, and modern engineering approaches.
• Customer & Product Collaboration: Work closely with customers and product management to gather and clarify requirements, define technical solutions, and drive product vision.
• Hands-on Development: Contribute actively to coding, code reviews, and system optimization.
• DevOps & Delivery: Ensure smooth integration, deployment, and delivery pipelines, following best practices for automation and reliability.
• Team Coordination: Foster collaboration between developers, DevOps, and other stakeholders to ensure smooth project execution.
• Process & Delivery Oversight: Drive agile best practices, ensuring high-quality deliverables and adherence to timelines.
   

Must-Have Skills & Experience

• 7+ years of .NET backend development experience.
• Strong expertise in cloud-based architecture (AWS, some Azure) and distributed systems.
• Extensive experience with microservices and event-driven architectures.
• Strong experience in SQL & NoSQL databases and optimizing data storage solutions.
• DevOps and delivery experience, including CI/CD pipelines, automation, and system reliability best practices.
• Excellent communication skills, able to interact effectively with customers and cross-functional teams.
• Experience in defining technical roadmaps and making architectural decisions.
• Familiarity with security best practices in cloud applications.
• Ability to lead and mentor other developers, fostering a culture of knowledge-sharing.
   

Big Plus

• Hands-on experience with business digital transformation projects.
• Knowledge of Python, Node.js, or frontend development.
• Experience working with IoT applications.
   

Why You Might Like Working With Us

• Own the product roadmap and requirements through strategic partnerships with our clients.
• Work on mission-critical projects that present complex technical and business challenges.
• Collaborate in cross-functional pods with Product Managers, Solution Architects, and Tech Leads.
• Deliver full product solutions, not staff augmentation.
• Engage in seamless remote collaboration with minimal administrative overhead.
• Enjoy 100% remote work with flexible working hours.
• Gain experience in diverse industries through a variety of projects.
   

Contribute to a collaborative environment, influencing decisions beyond just coding.

The Project

Project. We create innovative audio-video and software systems for medical simulations and clinical skill’s assessment. Our solutions are used by universities, hospitals, and training centers around the world.

The platform combines high-quality video and audio recording, synchronized data collection, integrated analytics, and work with realistic medical mannequins and patient simulators. This allows medical professionals to be trained in conditions that are as close to real life as possible and improves the quality of training for future doctors.

Tech requirements:

• 5+ years of experience with C# / .NET backend development.
• Strong understanding of RESTful API design, SignalR, and WebSockets.
• Experience with RavenDB or other NoSQL databases.
• Knowledge of asynchronous programming, dependency injection, and clean
• Architecture principles.
• Solid grasp of security, authentication, and authorization in distributed systems.
• Familiarity with CI/CD pipelines and version control (Git).
• English — Upper-Intermediate (speaking and writing) and fluency Ukrainian.

Nice to Have

• Experience with AI or analytics service integration (Python microservices, data exchange, etc.).
• Knowledge of AV systems, streaming protocols, or medical device integration.
• Understanding of microservice communication and event-driven architectures.
• Technical Lead experience.

What you will do:

• Design, implement, and maintain backend services using C# and .NET.
• Develop and extend REST APIs, SignalR, and WebSocket endpoints for real-time communication.
• Manage and optimize RavenDB databases, including indexing and data modeling.
• Ensure reliable data exchange between recording servers, frontend applications, and AI pipelines.
• Implement proper logging, error handling, and performance optimization.
• Collaborate with frontend and AI teams to support feature development and integrations.
• Participate in architecture discussions and continuous improvement initiatives.

Hiring process: → Interview with Recruiter Kateryna (up to 30 min) → Technical interview (up to 90 min) → PM interview (up to 30 min) → Client interview (up to 30 min) → Offer 🥳

Why join Empeek? ✨

• Working with medical projects — developing solutions that have a real impact on the quality of education and training for medical professionals.
• Opportunities to work with AI and analytics — integrating modern technologies, deepening knowledge and practice.
• Career growth — individual development plans, mentoring, and opportunities to transition to new roles.
• Complex and meaningful products — modern architecture, cutting-edge technologies, and solutions that really make a difference.
• Strong team culture — shared mission, values, and passion for what we do.
• Flexibility and responsibility — freedom to choose your format and schedule, focus on results, and real impact on the company’s success.

What we offer

• Access to learning opportunities — internal and external training, certification reimbursement.
• 18 paid vacation days, 10 public holidays compensated, and up to 10 paid sick days.
• Up to $300/year for English classes + free speaking club.
• Up to $180/year for sports activities.
• Mentorship and knowledge sharing — people you can really learn from.
• Career maps and growth plans to support your professional development.
• New equipment provision, and accounting support if needed.
• Competitive market-level salary with regular reviews.
• Additional perks and compensations such as insurance fund, gifts etc.
• Psychological safety and supportive culture.
• Company values that align with yours.
• Social responsibility — support 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 🎁.

Developing a software platform for the automated analysis and visualization of cyberattacks in safety-critical systems. The goal is to efficiently support companies in regulated industries – from automotive and energy to the security and defence sector – in implementing complex cybersecurity requirements, the deal is to distributed a micro-service based application for real-time system design and threat modelling.
Based on best practices of Domain Driven Design.

We are looking for a candidate who is willing to relocate to South Tyrol, Italy. The selected candidate will be offered a permanent, full-time employment contract.

Technology:
- C# / .Net Core;
- Rest Api / Json;
- NuGet / Packages;
- Ado.Net / EntityFramework / Dapper; 
- Sql (relational design understanding);
- Windows / Linux;
- Message broking;
 

Would be a plus:
- Html / Css / JS;
- Sass / Less;
- Anguler | React | VueJs (some of);
 

Architecture:

- Multi- (micro-/macro-) services;
- System complexity management;
- Testing approaches understanding;
- CI/CD concepts understanding; 
- Clean coding / Refactoring;
- Ability to keep architecture consistency;
- DDD, SOLID, KISS

General .net:

- Keep development process clean and transparent for project management and rest of the team;
- Integrate FE development process with existing project parts;
- Be aware in full-stack scope of product development;

General BA:

- Solid understanding of software architecture concepts (layers, microservices, APIs, data models, integration patterns);
- Experience translating business requirements into technical constraints and design principle;
- Strong analytical, communication, and documentation skills;

Tools:
- Git;
- Postman / Fiddler (or any other utility); 
- Docker;
Other:
- English - upper intermediate (C1 equivalence);

Requirements:

• Good knowledge of C#.

• Good understanding of OOP and SOLID.

• Knowledge of WPF or UWP.

• Desire and ability to learn; target-oriented.

Will be a plus:

• Knowledge of design patterns.

• Understanding of SQL basics.

• Being a quick learner and having a desire to improve technical skills.

• Software development experience (e.g. pet projects).

🟠 Details: we are looking for a Senior .NET Blazor Developer / Architect to join an ongoing rebuild of an enterprise-grade Laboratory Information System (LIS). In this role, you will work hands-on with a mature but evolving codebase, contributing directly to architectural decisions, core modules, and long-term technical direction. The position is designed for an experienced engineer who enjoys shaping robust systems and taking ownership of architectural quality rather than managing a team.

🟠 About the project: our client is modernizing a Laboratory Information System into a high-availability, enterprise-scale healthcare platform built with .NET, ASP.NET Core, and Blazor Server. The system is already in active development with a solid foundation, and the focus is now on scaling, refinement, and strengthening architectural principles to support long-term growth and reliability in a real-world healthcare environment.

🟠 Qualifications:

• Extensive experience building large-scale, enterprise applications using .NET Core and Blazor Server.
• Strong, practical knowledge of software architecture, including Clean Architecture and Domain-Driven Design (DDD).
• Proven ability to design, implement, and evolve core application modules and shared components.
• Deep understanding of design patterns, code quality, and maintainable system design.
• Strong English communication skills; German is a plus.
• A long-term mindset with an interest in contributing to and evolving a complex product over time.

🟠 Responsibilities:

• Shape and refine the architecture of a scalable, enterprise-grade Blazor Server application.
• Apply and uphold Clean Architecture and DDD principles across the codebase.
• Develop, review, and optimize core components, services, and modules.
• Define and maintain software standards, architectural guidelines, and best practices.
• Collaborate on DevOps, testing, and UI/UX strategies to ensure architectural consistency and system quality.

🟠 Engagement model:

• Long-term collaboration is preferred, with the opportunity to become a core contributor to the platform.
• Shorter, high-impact engagements are also considered for senior experts focused on architectural review and guidance.

🟠 Interview steps:

• Screening with Recruiter (about 30 minutes).
• Interview with Project Manager (about 30 minutes).
• Optional Technical Interview with COXIT Engineer (about 1 hour).
• Call with the client (about 1 hour).

🟠 By joining us, you will get:

• Accounting coverage and lawyer support.
• Paid Vacations.
• Paid 4 paid public holidays (New Year, Independence Day, Day of the Defender of Ukraine, and Christmas).
• Flexible working hours and the possibility to work remotely.
• Best-class working equipment (laptop and accessories).
• Good conditions for skills development: the possibility of upgrading your English for business needs due to working time and 50% coverage for studying English; the offer of internal workshops; and wellbeing sessions as one-to-one meetings.

🟠 Our office in Lviv:

• FuturaHUB, located in Lviv (Kulparkivska 200a).
• An inspiring, modern workplace with a great atmosphere and development culture.
• “Happy Hours” parties.
• Yoga and sports training in FuturaHUB.
• Chill-out area: gaming zone with PlayStations, table tennis & table soccer.
• Beer, coffee, tea, cookies, etc.
• Conference rooms.

🟠 Some of our Values:

• No overtime and pressure.
• Regular rest and burnout control.
• Clean relationships within the company and with the client.
• Responsibility for the own development, ideas, and interests communication, as well as for the problems that stand in the way of this development.
• Openness to the new, readiness for changes.

• Project Description:

  Our team is responsible for the development, integration, and support of corporate information systems designed to help business processes run with maximum efficiency.
  
  We develop a set of software products used by 15k+ Luxoft employees. Our solutions automate a wide range of business processes, including client relationship management, contract workflows, purchasing, business travel, budget planning, invoicing, recruitment, personnel administration, and time and resource management.
  
  We are looking for an experienced Software Developer with deep knowledge of architectural approaches to software design and implementation.
   

• Responsibilities:

  Be part of an agile development team
  Participate in microservices architecture implementation
  Participate in architecture and system design reviews
  Understand the concepts of Clean Architecture and DDD
  Be able to conduct code reviews
  Have experience with the .NET 9 tech stack
  Be able to write maintainable code
   

• Mandatory Skills Description:

  - .NET 9
  - DDD
  - Clean Architecture
  - Angular 19
  - MS SQL

   

• Nice-to-Have Skills Description:

  - Advanced English
  - Azure Kubernetes Services
  - Azure DevOps (CI-CD, Docker, HELM)
  - Enterprise Architecture
  - EF Core
  - Microservices architecture
  - Elastic
  - Redis

We are looking for a Senior .NET/React Software Engineer for an hourly-based contract (3–5 months), with a possibility of extension based on project needs and performance.

You will join an established product team in a US-based product company working on globally adopted, large-scale production platforms used daily by millions of readers, students, and institutions worldwide, contributing to cross-team initiatives and providing technical leadership across mature, business-critical systems!

Given the technical stack and maturity of the product, we are looking for a Senior engineer whose primary, long-term experience is in C# / .NET and React.

About products:

• A global digital reading platform used by millions of readers worldwide.
• A digital reading platform designed for schools and educational institutions.

• A streaming service for films and documentaries.

   

Tech Stack

Most things we build use:

• C#
• NET MVC / Web API
• SQL Server
• React

Common supporting infrastructure includes:

• Centralized logging with Elasticsearch and Kibana
• Messaging with RabbitMQ
• Application monitoring with New Relic

For source control and pull requests, teams choose between:

• GitHub
• BitBucket

We use automated build and deploy, and encourage unit testing.

Our code runs in Microsoft Azure and Amazon AWS, as well as in our own data center.

Team-specific: We’ve adopted other data stores to deal with issues of scale and performance, and to better fit our evolving data models. For example:

• MongoDB
• Azure Table Storage
• Elasticsearch
• Redis
• Kafka

We also have applications that make heavy use of the following technologies:

• Ruby-on-rails
• Node.js
• Ember.js
• A custom JavaScript framework

• Scala

   

Important for us:

1. 7+ non-interrupted years of professional experience with C#, the .NET web technology stack, and React.
2. Senior-level background
3. Strong understanding of web-based architecture and development.
4. Expert knowledge of software development.
5. Expert understanding and ability to create and maintain systems using language appropriate for target or equivalent technologies (i.e. C#, JavaScript, JSON, XML, ASP.NET MVC, etc.).
6. Expert capability to create and maintain SQL and/or document databases as required to support development projects.
7. Leadership aptitude: adept at training and mentoring others.
8. Skilled to consistently reduce software complexity while balancing short-term productivity with long-term maintenance.
9. Track-record of anticipating technical problems and designing solutions to overcome them.
10. Effectively facilitate cross-team work.
11. Understand the business that their code supports.

12. At least Upper-Intermediate English

     

Responsibilities:

Software Development & Ownership

• Develop and maintain new and existing web applications using .NET (C#) and React.
• Own features end-to-end: requirements analysis, design, implementation, delivery, and production support.
• Break down complex initiatives into clear, achievable deliverables.
• Contribute to the design and maintenance of SQL and/or document databases.

Technical Leadership & Architecture

• Provide technical leadership in architecture, design decisions, implementation, and code quality.
• Identify and resolve requirement gaps, reduce technical debt, and improve system maintainability.
• Research and evaluate new technologies to select optimal solutions.
• Contribute to shared codebases, architectural decisions, and engineering standards.

Collaboration & Delivery

• Work independently on small to medium projects and contribute to large cross-team initiatives with a Solution Architect.
• Lead small projects or support medium-sized initiatives.
• Facilitate discussions around user scenarios, technical trade-offs, and delivery optimization.
• Participate in initiatives impacting multiple teams.

Code Quality & Production

• Ensure high code quality through code reviews, pull requests, and pair programming.
• Support testing, performance planning, reliable releases, and production stability.

What you’ll get working with us:

• Short-term hourly-based contract (3–5 months) with a clear scope, transparent expectations, and a possibility of extension based on project needs and performance.
• Opportunity to work on globally adopted, large-scale production products used daily by millions of readers, students, and institutions worldwide.
• High-impact engineering work on mature, business-critical systems — not an MVP or experimental project.
• Collaboration with a strong, cross-functional product team, including experienced backend, frontend, QA engineers, architects, and product stakeholders.
• A senior-level engineering environment with a strong focus on code quality, architecture, scalability, and long-term maintainability.
• Modern technology stack, automated CI/CD pipelines, cloud infrastructure (Azure & AWS), and engineering best practices.
• Autonomy and ownership: real influence on technical decisions, architecture, and implementation.
• Fully remote work with a distributed, well-organized team.
• Professional, respectful communication and a well-established engineering culture.
• Valuable experience working with well-known US-based digital products that strengthen your professional profile.

If we are a match — we are waiting for you! Send your CV!

We are looking for a Middle .NET/React Software Engineer for an hourly-based contract (3–5 months), with a possibility of extension based on project needs and performance.

You will join an established product team in a US-based product company working on globally adopted, large-scale production platforms used daily by millions of readers, students, and institutions worldwide!

Given the technical stack and maturity of the product, we are looking for a Middle engineer whose primary, long-term experience is in C# / .NET and React.

About products:

• A global digital reading platform used by millions of readers worldwide.
• A digital reading platform designed for schools and educational institutions.

• A streaming service for films and documentaries.

   

Tech Stack

Most things we build use:

• C#
• NET MVC / Web API
• SQL Server
• React

Common supporting infrastructure includes:

• Centralized logging with Elasticsearch and Kibana
• Messaging with RabbitMQ
• Application monitoring with New Relic

For source control and pull requests, teams choose between:

• GitHub
• BitBucket

We use automated build and deploy, and encourage unit testing.

Our code runs in Microsoft Azure and Amazon AWS, as well as in our own data center.

Team-specific: We’ve adopted other data stores to deal with issues of scale and performance, and to better fit our evolving data models. For example:

• MongoDB
• Azure Table Storage
• Elasticsearch
• Redis
• Kafka

We also have applications that make heavy use of the following technologies:

• Ruby-on-rails
• Node.js
• Ember.js
• A custom JavaScript framework

• Scala

   

Important for us:

1. 5 non-interrupted years of professional experience with C#, the .NET web technology stack, and React.
2. Solid hands-on experience with .NET (C#) and modern JavaScript frameworks (React).
3. Good understanding of software development fundamentals and best practices.
4. Practical experience building and maintaining applications using C#, JavaScript, JSON, XML, ASP.NET MVC / Web API.
5. Experience working with SQL and/or document databases in production environments.
6. Ability to write clean, maintainable code and improve existing solutions.
7. Understanding of how to balance delivery speed with code quality and maintainability.
8. Ability to identify technical issues and propose reasonable solutions with guidance when needed.
9. Experience working in a collaborative, cross-functional team environment.
10. Understanding of the business context behind the features being developed.

11. Upper-Intermediate English or higher.

     

Responsibilities:

• Develop and maintain web applications using .NET (C#) and React, implementing features based on defined requirements and designs.
• Work with SQL and/or document databases to support application functionality.
• Collaborate with Senior Engineers and Solution Architects on small to medium-sized projects and cross-team initiatives.
• Break down assigned tasks and user stories into manageable implementation steps and deliver them on time.
• Write clean, maintainable code and participate in code reviews, incorporating feedback.
• Assist with testing, bug fixing, releases, and production support under guidance.
• Participate in technical discussions, raise questions proactively, and suggest improvements.

• Continuously improve technical skills and contribute to shared codebases and team standards.

   

What you’ll get working with us:

• Short-term hourly-based contract (3–5 months) with a clear scope, transparent expectations, and a possibility of extension based on project needs and performance.
• Opportunity to work on globally adopted, large-scale production products used daily by millions of readers, students, and institutions worldwide.
• High-impact engineering work on mature, business-critical systems — not an MVP or experimental project.
• Collaboration with a strong, cross-functional product team, including experienced backend, frontend, QA engineers, architects, and product stakeholders.
• A middle+ level engineering environment with a strong focus on code quality, architecture, scalability, and long-term maintainability.
• Modern technology stack, automated CI/CD pipelines, cloud infrastructure (Azure & AWS), and engineering best practices.
• Autonomy and ownership: real influence on technical decisions, architecture, and implementation.
• Fully remote work with a distributed, well-organized team.
• Professional, respectful communication and a well-established engineering culture.

• Valuable experience working with well-known US-based digital products that strengthen your professional profile.

   

If we are a match — we are waiting for you! Send your CV!

We are looking for C# developer for our music software

( work in Lviv or Kyiv,

remote work possibility ):

www.MusConv.com

About the project:

MusConv is b2c music software which helps people synchronize their music between music services: Spotify, Apple Music, YouTube Music, Amazon Music, Tidal and others.

We offer:

Challenging interesting project

Professional growth and development program

Flexible schedule

Team of highly talented individuals

Access to developer courses like https://www.pluralsight.com

Mentor: code reviews, studying( fiddler, postman, asynchronous programming, etc.)

5% of sources is simple gui based on xaml( avalonia similar to wpf )

95% of sources is regular .net standard( backend to interact with different music services )

We are looking for C# developer to implement new features