Jobs Backend

Project Description:

You will join a Regulatory Reporting Platform within a large US investment bank. The platform is responsible for collecting, processing, and transforming large volumes of data from multiple internal systems to produce regulatory reports for 240 jurisdictions worldwide. In total, the platform supports around 10,000 reports across a wide range of regulatory, compliance, financial, and risk reporting areas.
This is a large-scale, business-critical data platform operating in a highly regulated environment, where data accuracy, quality, traceability, and timely delivery are essential. The team works on building and enhancing data pipelines, implementing reporting logic, ensuring data validation and reconciliation, and supporting the generation of complex regulatory outputs.
The project is delivered by a global distributed team with colleagues located in Ukraine, Poland, and the US, offering close collaboration with engineers, analysts, and business stakeholders across multiple regions.

Responsibilities:

- Design, develop, and maintain solutions for a large-scale Regulatory Reporting Platform
- Build and enhance data processing pipelines using Java and Apache Spark
- Implement scalable logic for data ingestion, transformation, aggregation, and enrichment from multiple internal data sources
- Develop and optimize batch processing jobs to support the generation of regulatory reports across multiple jurisdictions
- Ensure high standards of data quality, validation, reconciliation, and consistency throughout the reporting lifecycle
- Translate business and regulatory requirements into robust technical solutions
- Collaborate with business analysts, QA engineers, and cross-functional teams to deliver reporting functionality
- Investigate and resolve data and application issues in development, test, and production environments
- Improve application performance, scalability, and reliability for high-volume data processing workloads
- Contribute to the design and implementation of reusable components and engineering best practices
- Participate in code reviews, testing, and release activities to ensure high-quality deliverables
- Work closely with distributed teams across Ukraine, Poland, and the US in an agile delivery model
- Support continuous improvement of the platform, including monitoring, troubleshooting, and operational stability

Mandatory Skills Description:

- 6+ years of commercial experience with Java
+ 2+ years of experience with Spark
- Experience in designing and developing scalable, high-performance backend applications
- Good knowledge of SQL and working with large datasets from multiple data sources
- Strong problem-solving skills and ability to work effectively in a global distributed team

Nice-to-Have Skills Description:

- Experience in financial services, investment banking, or regulatory reporting projects
- Familiarity with data quality, reconciliation, and control frameworks
- Experience working with large-scale enterprise data platforms
- Knowledge of cloud environments and modern data platform architectures
- Understanding of CI/CD practices and automated deployment pipelines
- Experience working in Agile / Scrum teams within a distributed global setup

Recruitment process:

1. CV Review — the project team reviews your experience and its relevance to the position.
2. Technical Interview — a technical discussion with our interviewer.
3. Project Management Interview (PMI) — a discussion about your experience, communication, and project fit.
4. Karat Interview — the first technical interview with the client.
5. Client Interview — the final interview with the client’s project team.

Project Description:

You will join a Regulatory Reporting Platform within a large US investment bank. The platform is responsible for collecting, processing, and transforming large volumes of data from multiple internal systems to produce regulatory reports for 240 jurisdictions worldwide. In total, the platform supports around 10,000 reports across a wide range of regulatory, compliance, financial, and risk reporting areas.
This is a large-scale, business-critical data platform operating in a highly regulated environment, where data accuracy, quality, traceability, and timely delivery are essential. The team works on building and enhancing data pipelines, implementing reporting logic, ensuring data validation and reconciliation, and supporting the generation of complex regulatory outputs.
The project is delivered by a global distributed team with colleagues located in Ukraine, Poland, and the US, offering close collaboration with engineers, analysts, and business stakeholders across multiple regions.

Responsibilities:

- Design, develop, and maintain solutions for a large-scale Regulatory Reporting Platform
- Build and enhance data processing pipelines using Java and Apache Spark
- Implement scalable logic for data ingestion, transformation, aggregation, and enrichment from multiple internal data sources
- Develop and optimize batch processing jobs to support the generation of regulatory reports across multiple jurisdictions
- Ensure high standards of data quality, validation, reconciliation, and consistency throughout the reporting lifecycle
- Translate business and regulatory requirements into robust technical solutions
- Collaborate with business analysts, QA engineers, and cross-functional teams to deliver reporting functionality
- Investigate and resolve data and application issues in development, test, and production environments
- Improve application performance, scalability, and reliability for high-volume data processing workloads
- Contribute to the design and implementation of reusable components and engineering best practices
- Participate in code reviews, testing, and release activities to ensure high-quality deliverables
- Work closely with distributed teams across Ukraine, Poland, and the US in an agile delivery model
- Support continuous improvement of the platform, including monitoring, troubleshooting, and operational stability

Mandatory Skills Description:

- 6+ years of commercial experience with Java
+ 2+ years of experience with Spark
- Experience in designing and developing scalable, high-performance backend applications
- Good knowledge of SQL and working with large datasets from multiple data sources
- Strong problem-solving skills and ability to work effectively in a global distributed team

Nice-to-Have Skills Description:

- Experience in financial services, investment banking, or regulatory reporting projects
- Familiarity with data quality, reconciliation, and control frameworks
- Experience working with large-scale enterprise data platforms
- Knowledge of cloud environments and modern data platform architectures
- Understanding of CI/CD practices and automated deployment pipelines
- Experience working in Agile / Scrum teams within a distributed global setup

Recruitment process:

1. CV Review — the project team reviews your experience and its relevance to the position.
2. Technical Interview — a technical discussion with our interviewer.
3. Project Management Interview (PMI) — a discussion about your experience, communication, and project fit.
4. Karat Interview — the first technical interview with the client.
5. Client Interview — the final interview with the client’s project team.

We’re looking for a Senior Full-Stack Developer with strong Node.js and React experience to join our international team.

This role involves building and scaling applications, working with high-load backend services, and developing frontend functionality. We value clear communication, practical problem-solving, and hands-on experience with AI-assisted development.

What you’ll do:

- Develop and maintain backend services using Node.js and NestJS.
- Build and improve frontend functionality with React.
- Work on application performance, reliability, and scalability.
- Develop and scale message consumers, background workers, and queue-based processing.
- Work with cloud infrastructure and Kubernetes environments.
- Collaborate with the team on technical decisions and implementation.
- Use AI development tools thoughtfully, reviewing generated code for correctness and maintainability.

What we’re looking for:

- 5+ years of professional software development experience.
- Strong expertise in Node.js and NestJS.
- Hands-on experience developing applications with React.
- Experience handling high-load or high-traffic applications.
- Experience working with cloud infrastructure and Kubernetes.
- Experience with RabbitMQ or similar message queue technologies.
- Experience scaling message consumers and background workers.
- Fluent English, with the ability to explain ideas clearly and communicate effectively.
- Practical experience with AI-assisted development and an interest in current AI tools and practices.

Experience in a particular industry is not required - your technical expertise matters most.

Nice to have:

- Experience managing and optimizing MySQL databases with large datasets or high workloads.
- Experience with the ELK stack.

What we offer:

- Long-term collaboration with an international team.
- B2B cooperation with hourly compensation in USD.
- Work on technically challenging applications with a focus on performance and scalability.

Hiring process:

An introductory HR call followed by two technical interviews.
 

Who We Are

PAR Retail, with its Open Commerce® product suite and patent pending Wallet Steering® System, empowers Convenience & Fuel Retailers to gain more share of wallet and customer lifetime value than possible with any other solution provider. PAR Retail’s unified Open Commerce product suite consists of: Activate for Intelligent 1:1 Loyalty, Transact for Contactless Commerce, and Experience for Cross-Channel Customer Experiences. PAR Retail’s solutions are supported by a set of subscription-based program management services and are contractually backed by its 1.5X Performance Guarantee.

Technology Stack:

Ruby, Ruby on Rails, Postgres, Redis, Sidekiq, GraphQl, RabbitMQ

Requirements:

- Practical experience building systems in Ruby on Rails

- At least 6 years industry experience or equivalent

- Experience building and maintaining backend APIs, including design, implementation, evolution, and maintenance

- Familiarity with TypeScript, or similar modern strongly-typed language

- Proficiency using a variety of database technologies, both relational and non-relational

- Strong understanding and familiarity with CI/CD pipelines and automated tests

- An ability to work in service-based architectures as well as well-factored Rails monolith applications

- Highly independent and able to effectively self-organize and prioritize work

- The ability to write clean code, and the discipline to write effective automated tests to deliver high-quality system improvements

- An ability to effectively break down larger bodies of work for delivery as a series of small, self-contained changes to the system

- Excellent spoken and written communication skills

- BS/MS degree in Computer Science, Engineering, or equivalent years of professional working experience

Bonus Points

- Experience with NodeJS and React

- Experience in the retail and/or fuel & convenience industries

- Experience working in distributed teams

- Experience with Nest.js and/or GraphQL

Responsibilities:

- Collaborate closely with other Engineers, design and implement new functionality based on product objectives and requirements.

- Work with the broader product engineering team to plan and coordinate feature and functionality improvements, as well as resolve bugs and execute technical enhancements, that cross-cut large parts of our platform.

- Work to continually learn, improve technology skills, expand knowledge of the our platform technologies, and gain increasing versatility across the breadth of our platform systems.

- Expand APIs and business logic, and as needed write or revise customer-facing API documentation.

- Work with our infrastructure team to enable and enhance highly-available, performant, and well-instrumented backend applications and services that run in our customer environments at substantial scale.

- Support operations and infrastructure teams for issue resolution on relevant applications or services running in production environments.

PAR Retail Offers:

- Long-term employment;

- Competitive compensation with regular performance-based salary and career development reviews;

- Paid vacations and sick leaves;

- Flexible working hours;

- A unique and friendly environment where everyone can explore and learn new technologies.

Overview 

Come join us as we scale our retail and commerce loyalty platform! PAR Retail is looking for a Senior NodeJS engineer on its expanding product engineering team as we build and grow our Open Commerce enterprise software-as-a-service platform. 

Open Commerce is a technology suite that enables marketing professionals in the fuel & convenience industry to create real-time, hyper-personalized offers and customer interactions across a variety of channels (mobile, web, SMS, and in-person) to drive customer behavior toward a desired goal. 

Our technology bridges financial payment providers, retail fuel pump technology, and customer experience by wrapping low-level standards-compliant integrations with powerful software abstractions on an ultra-modern software platform. Our platform services and applications are built using a broad swath of technologies (Typescript, NodeJS, Ruby, React, and others), interconnected via GraphQL and RabbitMQ, and run in AWS using Terraform, Helm and Kubernetes (via EKS). 

PAR Retail has its headquarters in Philadelphia, Pennsylvania (USA) and leverages a diverse distributed product engineering and operations team across the United States and Ukraine. PAR Retail offers highly competitive compensation and benefits, as well as an engineering-friendly and product-centric culture. On PAR Retail’s Open Commerce team, we embrace a deeply collaborative software product development process where engineering, design, and product collaborate to shape and ship new functionality. 

Successful candidates will enjoy PAR Retail’s friendly and flexible culture, and embrace our relentless drive to excellence and goal of providing the #1 retail marketing platform in the fuel & convenience industry and beyond. 

Responsibilities 

• Working with the team, design and implement new functionality based on product objectives and requirements. 
• Work with the broader product engineering team to plan and coordinate feature and functionality improvements, as well as resolve bugs and execute technical enhancements, that cross-cut large parts of our platform. 
• Work to continually learn, improve technology skills, expand knowledge of the Open Commerce platform technologies, and gain increasing versatility across the breadth of our platform systems. 
• Expand APIs and business logic, and as needed write or revise customer-facing API documentation. 
• Work with our infrastructure team to enable and enhance highly-available, performant, and well-instrumented backend applications and services that run in our customer environments at substantial scale. 

• Support operations and infrastructure teams for issue resolution on relevant Open Commerce applications or services running in production environments. 

   

Qualifications 

• Practical experience building systems in Node.js 
• At least 5 years industry experience or equivalent 
• Experience building and maintaining backend APIs, including design, implementation, evolution, and maintenance 
• Familiarity with TypeScript, or similar modern strongly-typed language 
• Proficiency using both relational and non-relational database technologies 
• Strong understanding and familiarity with CI/CD pipelines and automated testing 
• Basic knowledge Docker and Kubernetes 
• Familiarity with OAuth and JWT 
• Some experience with front-end JS technologies, esp. React or Angular 
• An ability to work in service-based architectures 
• Highly independent and able to effectively self-organize and prioritize work 
• The ability to write clean code, and the discipline to write effective automated unit tests in order to deliver high-quality system improvements 
• An ability to effectively break down larger bodies of work for delivery as a series of small, self-contained changes to the system 
• Excellent spoken and written communication skills 

• BS/MS degree in Computer Science, Engineering, or equivalent years of professional working experience 

   

Bonus Points 

• Experience with Nest.js and/or GraphQL 
• Experience with Ruby on Rails 
• Experience with AWS 
• Experience working in distributed teams 

• Experience in the retail and/or fuel & convenience industries 

   

PAR Retail Offers:

- Long-term employment;

- Competitive compensation with regular performance-based salary and career development reviews;

- Paid vacations and sick leaves;

- Flexible working hours;

- A unique and friendly environment where everyone can explore and learn new technologies.

DBB Software - is a software engineering IT company from Ukraine with a unique point of difference. We provide an exciting concept involving highly trained and vetted remote software developers to provide businesses with everything they need in the information technology space. Whether it’s end-to-end IT or smaller, focused areas and individual projects, we cover it all, and our approach allows us to offer exceptionally competitive pricing.

During 8 years on the IT market we successfully released more than 30 projects and have a wide-geographic of clients in Europe, USA and Canada.

Now we are continuing growing and extending our team so we warmly invite Junior Backend Developer (Node.js) to our team in Dnipro city!

What requirements are important for this role:

-At least 1 year of professional experience with TypeScript, Node.js, express, nest.js;

-Experience with SQL, PL/SQL, preferred experience on MERN stack and next.js;

-Experience with Swagger and/or API documentation tools;

-Experience with git and CI/CD;

-A solid understanding in logging, security concepts;

-A solid understanding of REST, and core JavaScript concepts;

-A solid understanding of relational data and/or non-relational models;

-Experience with performance and optimisation problems and a demonstrated ability to both diagnose and prevent these problems.

What we are expecting from new teammate:

-Effective communication skills: Regularly achieve consensus with peers, and clear status updates;

-Positive and solution-oriented mindset;

-Strong sense of ownership, urgency, and drive;

-An inclination towards communication, inclusion, and visibility;

-Self-motivated and self-managing, with great organizational skills;

- English level - at least Intermediate strong;

-Ability to work in our Dnipro office required.

Working with our team is:

-Flexible schedule;

-Benefit package with paid vacations and sick-leaves;

-Salary reviews in regular basis;

-Autonomy in decision-making, no bureaucracy and pressure;

-People-oriented culture and healthy atmosphere in the team;

-Whole support from company management;

-Office in Dnipro with whole BCP support: generators, power stations and Starlink, only office type of work.

Who We Are:

An international iGaming company specializing in identifying and fostering the growth of high-potential entertainment markets. With 1000+ professionals in 20+ locations, we operate in 10 countries, serving over 300,000 customers.
 

Always Pushing the Boundaries? You Already Belong at RISK!

Our global-scale operations are based on strong internal expertise, analytics, and data research. We have expertise in iGaming operations (sports betting, online casino), digital and affiliate marketing, tech solutions, and data analytics.

 

Responsibilities:

• Develop, maintain, and optimize backend and frontend services using Python.
• Design and implement REST APIs for payment processing and third-party integrations.
• Integrate external payment providers (PSPs), including pay-in, pay-out, and payment status callbacks.
• Ensure secure, reliable, and efficient processing of payment transactions and sensitive data.
• Actively use AI-assisted development tools such as Claude Code and OpenAI Codex in daily workflows.
• Deploy and maintain services in Kubernetes environments.
• Monitor application performance, troubleshoot issues, and improve system reliability.
• Write clean, maintainable code and automated tests.
• Participate in code reviews, technical discussions, and release processes.
• Collaborate with internal teams and external payment providers to resolve integration and technical issues.

Requirements:

• 2+ years of commercial experience in Python development.
• Hands-on daily experience with AI coding tools such as Claude Code, OpenAI Codex, or similar solutions.
• Strong experience with FastAPI and/or Django.
• Solid understanding of asynchronous programming in Python (asyncio, async/await, event loop).
• Good knowledge of PostgreSQL, including database design, indexing, and query optimization.
• Practical experience with MongoDB and Redis.
• Experience with message brokers such as RabbitMQ or similar technologies.
• Experience with Docker and a good understanding of Kubernetes deployment and operations.
• Understanding of CI/CD processes, preferably GitLab pipelines.
• Ability to write clean, scalable, testable, and maintainable code.
• English B1+ for reading technical documentation and written communication.

Additional Information

Our Benefit Cafeteria is Packed with Goodies:

• Children Allowance
• Mental Health Support
• Sport Activities
• Language Courses
• Automotive Services
• Veterinary Services
• Home Office Setup Assistance
• Dental Services
• Books and Stationery
• Training Compensation
• And yes, even Massage!

Project Description:

Our Surveillance and Regulatory Technology division delivers innovative solutions that protect financial and reputational interests from potentially criminal or inappropriate behaviour. Through real-time sanction and embargo filtering, operational risk controls, and sophisticated fraud detection, our systems protect both clients and the organization, ensuring compliance with global regulations.
We are launching several new AI initiatives to integrate advanced machine learning and cognitive capabilities into our platforms. We are seeking a highly analytical Senior Software Engineer to participate actively in every phase of the software development lifecycle. In this role, you will help design and build modern applications, with a strong focus on implementing Large Language Models (LLMs), RAG systems, and agentic workflows.

Responsibilities:

• Application Development: Collaborate within a global, distributed team to build and deliver robust, scalable, and secure microservices and applications.
• AI & LLM Integration: Actively contribute to the development of new AI features, implementing LLM-based solutions, Retrieval-Augmented Generation (RAG) pipelines, and LLM agents.
• Full SDLC Participation: Engage in the entire software development lifecycle, from analysing requirements and brainstorming technical solutions to writing clean code, testing, and deployment.
• Quality & Automation: Embrace automated unit/integration testing (TDD/BDD) and modern CI/CD practices as standard engineering disciplines.

Mandatory Skills Description:

AI & Emerging Technologies
• Generative AI & LLMs: Solid conceptual and practical understanding of Large Language Models (LLMs).
• Advanced AI Architectures: Knowledge of Retrieval-Augmented Generation (RAG), LLM agents, and agentic architectures.
• AI Frameworks & Tools: Exposure to or experience with Spring AI, Python-based AI frameworks (e.g., LangChain, LlamaIndex), and cloud AI platforms such as Google Cloud Vertex AI.

Backend Engineering & Language Skills
• Java & Spring Boot (Strong Advantage): Prior experience with modern Java (Java 17/21) and the Spring Boot framework is highly preferred and considered a major asset, though candidates with strong backgrounds in other enterprise languages (such as Python) who are willing to work in a hybrid environment are welcome.
• Message-Driven Systems: Experience with data streaming and messaging technologies like Apache Kafka, IBM MQ, or equivalent tools.
• Cloud & DevOps: Practical experience with cloud-native application development (Google Cloud Platform experience is a strong plus) and container technologies (Docker, Kubernetes, or OpenShift).

Mindset & Methodology
• 3+ years of software engineering experience with a highly analytical and problem-solving mindset.
• Experience working in Agile environments (Scrum, Jira, Confluence).
• Commitment to high-quality code, testing standards (TDD/BDD), and modern CI/CD build chains (Maven, Gradle, Git, Jenkins/TeamCity).

Nice-to-Have Skills Description:

N/A

Languages:

English: B2 Upper Intermediate

At ZentixSoft, we are currently expanding our outstaffing operations for a key US-based fintech project and looking for a strong Senior Rust Backend Engineer with direct EVM blockchain integration experience.
 

Below are the core details and parameters of the request:

📋 Request Snapshot:

• Role: Senior Rust Backend Engineer (Fintech / Blockchain / EVM).
• Format: Full-time outstaff engagement, 100% Remote (EU-based).
• Start Date: ASAP.
• Schedule: Flexible with required partial overlap with US PST hours.
• Project Scope: US early-stage fintech platform combining on-chain transactions with traditional banking/payment flows. High level of autonomy, zero micromanagement, and full ownership over production services.
   

🎯 Key Requirements (Must-Have):

1. Rust Production Experience: 7+ years in commercial software engineering with 2–3+ years of active Rust in production.
2. EVM / Blockchain Integration (Critical): Direct hands-on experience building backend systems interacting with Ethereum / EVM chains (RPC, event indexing, transaction lifecycle, key signing, chain reorganizations).
3. Database & Financial Logic: Strong PostgreSQL (audit trails, transaction integrity) and experience in precision-critical systems (payments, ledgers, lending).
4. Communication: Fluent written/verbal English for direct technical discussion and architectural reasoning.
    

We invite you, a highly motivated and results-oriented Rust Engineer, to join our team full-time for ensuring solutions, as well as strengthening the product.
 

Our team has unique expertise in research, analysis, and product development. By relying on technical insights and a data-driven approach, we create disruptive future-defining innovations of the fin-tech industry that remain our basis for success.
 

Responsibilities

• Contribute to design the full architecture of the core platform and its supporting systems
• Make key technical decisions on the technology stack, infrastructure, and overall system design with minimal oversight
• Build the initial production-ready implementation
• Cross-functional collaboration with other teams and across the technology stack
• Contributing to the development of the product core

Requirements

• 3+ years of commercial Rust development experience
• 5+ years of systems development experience
• Understanding of the trading domain and its underlying processes
• Strong systems programming background: memory management, concurrency, low-level optimization
• Solid understanding of network protocols: TCP/UDP, WebSocket
• Experience with in-memory data stores (Redis) or equivalent data stores
• Familiarity with distributed systems design principles
• Experience with AI assist agentic coding tools (Claude Code, Codex, etc.)
• Strong Intermediate level of English

Nice to have

• Strong data modeling skills and schema design
• Basic of understanding quantitative trading

We offer

• 20 paid vacation days per year
• 10 paid sick leave days per year
• Public holidays as per the company’s approved Public holiday list
• Medical insurance
• Opportunity to work remotely
• Professional education budget
• Language learning budget
• Wellness budget (gym membership, sports gear and related expenses)

What the job is

A German digital agency is looking for a senior Laravel developer for a long-term client project. The project covers an existing website and an extranet built on Statamic, with user login and a complex role and permission model for access to content. The first step is a major upgrade of the existing platform, to be delivered by the end of November. After that, you develop new features over the coming months.

What we need from you

• At least five years of commercial experience with Laravel, including upgrades of existing production applications.
• Solid experience with user authentication, roles and permissions in Laravel.
• You work independently, deliver reliably and communicate clearly with the agency.
• You are able to work on client systems from a German IP address (e.g. via VPN), as required for data protection.

Helpful, but not required

Statamic or another Laravel-based CMS, Vue.js, German at B2 level or higher.

Applying

Please tell us in two or three sentences about the most complex Laravel project you worked on, and whether you have worked with Statamic before.

Key Responsibilities:

• Backend Development: Develop, optimize, and maintain robust backend applications using Python (Django is a plus).
• Microservices Architecture: Design and implement scalable, efficient microservices architectures to support business needs.
• Cloud Solutions: Leverage AWS services (e.g., ECS, EKS, Lambda, S3, RDS) to design, develop, and deploy cloud-based applications.
• Kubernetes Management: Work with Kubernetes (K8s) to deploy and manage containerized applications ensuring smooth and efficient operations.
• Performance & Reliability: Ensure backend systems maintain optimal performance, reliability, and security to meet business and customer requirements.
• Collaboration & Strategy: Work closely with cross-functional teams to define system architecture and drive technical strategies for product development.
• Troubleshooting & Optimization: Identify and troubleshoot complex issues, applying solutions to improve system efficiency and reduce downtime.

Requirements:

• Experience: 7+ years of professional experience in software development, with a strong focus on backend technologies.
• Technical Skills:
  • Proficiency in Python (Django experience is a bonus).
  • In-depth understanding of Kubernetes (K8s) for container orchestration and management.
  • Experience in developing and deploying cloud solutions using AWS services, including ECS, EKS, Lambda, S3, and RDS.
  • Strong background in microservices architecture and distributed systems.
• Database Knowledge: Experience working with both relational and NoSQL databases.
• Problem-Solving: Strong debugging skills and a deep understanding of performance optimization techniques.
• Team Player: Ability to collaborate effectively with other developers, product managers, and engineers to ensure the success of key projects.

Preferred Qualifications:

• Knowledge of continuous integration and continuous delivery (CI/CD) pipelines.
• Experience with containerization tools like Docker.
• Familiarity with DevOps principles and practices

Ever wanted to be the engineer who modernizes the core of a real business?

Not just building features - but transforming a mission-critical ERP system that runs real operations, real money, and real workflows every day?

Where your code isn’t a side experiment, but the backbone of how a company operates?
Where you don’t rewrite for the sake of rewriting - but lead a thoughtful, long-term migration from legacy Delphi to modern .NET architecture?

If you enjoy deep systems, complex business logic, and long-term ownership of a large product - this role is built for you.
 

At AlphaDevs

We don’t just build remote teams - we build long-term engineering partnerships.
We work with product companies that care about stability, quality, and long-term evolution of their systems - not quick fixes.

This role is part of a long-term product engagement focused on maintaining and gradually modernizing a large ERP platform used in real business operations.

We are committed to supporting Ukraine 🇺🇦 and are hiring Ukrainian engineers only for this role.
No strong English is required - 90% of the team is Ukrainian, and daily communication happens in Ukrainian.
 

About the Product

You will work on a large, mature ERP system that:

• Has been developed and evolved over many years
• Contains complex business logic, data flows, and integrations
• Is mission-critical for daily operations
• Is planned for gradual migration from Delphi to modern .NET (C#) architecture

This is not a greenfield project - it’s real engineering on a real system with real impact.
 

The Role

We’re looking for a Senior Developer who can take ownership of:

• Maintaining and extending an existing Delphi-based ERP system
• Deeply understanding the legacy codebase and business logic
• Driving the future migration of the system to C# / .NET
• Bringing structure, documentation, and engineering discipline to a long-living product

This is a very long-term role with growth in responsibility, technical influence, and compensation.
 

What You’ll Do

• Develop new functionality on existing ERP products
• Maintain and improve a large Delphi codebase
• Gradually participate in the migration from Delphi to .NET (C#)
• Design and implement efficient algorithms and business logic
• Work with MSSQL databases and complex data models
• Produce proper documentation and technical reporting
• Collaborate closely with Ukrainian engineering teammates
   

What You Bring

• 15+ years of professional software engineering experience
• Strong mathematical thinking and algorithmic problem-solving skills
• Solid experience with Delphi and MS SQL
• Strong knowledge of OOP and understanding of MVC concepts
• Hands-on experience with C# and Microsoft .NET technologies
• Experience with ERP systems is a strong advantage
• Excellent analytical thinking and problem-solving mindset
• Team-oriented, self-driven, and responsible engineer
   

Qualifications & Eligibility

• Computer Science degree from a strong university with high academic performance
• Strong background in algorithms and data structures
• Ability to implement efficient logical solutions in code (technical test in C#)
• Strong communication skills within a technical team
   

What You Get

• Long-Term Stability: Work on a product designed for years of development
• Real Impact: Your code directly affects business operations
• Modernization Mission: Lead the transition from legacy to modern .NET
• Growth Path: Technical growth, increasing ownership, and salary progression
• Ukrainian Team: комфортна комунікація українською мовою
• Meaningful Work: Build systems that actually run companies, not just demos
   

Ready to Modernize a System That Matters?

If you want to work on deep engineering problems, own a large ERP platform, and lead the evolution from Delphi to modern .NET - join AlphaDevs and become part of a long-term product journey.
 

👉 Apply now - build systems that real businesses rely on every day.

Ever wanted to grow as an engineer on a real product - not pet projects or short-term tasks, but a system that real businesses rely on every day?
Where you don’t just “code features”, but gradually learn how large, mission-critical systems are built, maintained, and modernized?
Where you can gain hands-on experience with legacy systems and be part of a long-term transition to modern .NET architecture?

If you’re a Junior/Middle- level C# developer with around 2 years of experience and curiosity about real-world systems - this role is a great growth opportunity.
 

At AlphaDevs

We don’t just build remote teams - we build long-term engineering partnerships.
We work with product companies that value stability, quality, and sustainable technical evolution - not quick fixes.

This role is part of a long-term product engagement focused on maintaining and gradually modernizing a large ERP platform used in real business operations.

We are committed to supporting Ukraine 🇺🇦 and are hiring Ukrainian engineers only for this role.
No strong English is required - most of the team is Ukrainian, and daily communication happens in Ukrainian.
 

About the Product

You will work on a large, mature ERP system that:

• Has been developed and evolved over many years
• Contains complex business logic, data flows, and integrations
• Is mission-critical for daily operations
• Is planned for gradual migration from Delphi to modern .NET (C#) architecture

This is not a greenfield project - it’s real engineering on a real system with real impact.
 

The Role

We’re looking for a Junior C# Developer who will:

• Work on maintaining and extending parts of an existing ERP system
• Learn to understand a legacy Delphi codebase with the support of senior engineers
• Gradually participate in the migration from Delphi to C# / .NET
• Grow technical confidence while working on a long-living product

This is a long-term role with a clear growth path in skills, responsibility, and compensation.
 

What You’ll Do

• Develop new functionality for ERP products under guidance of senior engineers
• Maintain and improve existing code (Delphi and C# parts)
• Participate in the gradual migration from Delphi to .NET (C#)
• Work with MSSQL databases and business data models
• Write clear code and basic technical documentation
• Collaborate closely with a Ukrainian engineering team
   

What You Bring

• 2+ years of commercial experience with C# / .NET
• Basic understanding of OOP and software design principles
• Basic knowledge of Delphi or strong motivation to learn it
• Experience working with SQL databases (MSSQL is a plus)
• Willingness to work with legacy code and learn complex business logic
• Responsibility, curiosity, and desire to grow as an engineer
   

Nice to Have

• Experience with ERP, CRM, or other business systems
• Understanding of MVC or layered architecture
• Any experience with system modernization or refactoring
   

What You Get

• Long-Term Stability: Work on a product designed for years of development
• Strong Learning Curve: Mentorship from senior engineers and real-world system experience
• Real Product Impact: Your work affects real business operations
• Modernization Journey: Be part of the transition from legacy Delphi to modern .NET
• Growth Path: Clear technical growth and salary progression
• Ukrainian Team: комфортна комунікація українською мовою
• Meaningful Work: Build systems that actually run companies, not just demos
   

Ready to grow on a real system that matters?
If you want to develop as a C# engineer, learn how large ERP systems work, and participate in real modernization - join AlphaDevs and become part of a long-term product journey.

👉 Apply now and grow your engineering career on real-world systems.

MINT is the leader in Advertising Resource Management (ARM) software, driving marketing transformation in the age of agentic AI. At the core of our innovation is an open enterprise platform that deploys autonomous AI agents to augment human teams across the marketing and advertising value chain, connecting marketing performance with enterprise growth and real business impact.

Thanks to a diverse team of over 300 professionals worldwide, we integrate technology, data, and agentic intelligence to redefine how global brands and agencies plan, execute, and optimize their advertising investments.

With the recent acquisitions of technology leaders Redmill Solutions and info³, MINT has further expanded its unified ecosystem, completing the long-awaited connection of media planning, buying, and execution within one intelligent environment.

Augmenting Advertising Intelligence. For more information, visit mint.ai.

The Role

We are looking for a skilled API Developer to collaborate with us on a consultancy basis.

In this role, you will craft and maintain the backbone of software interactions.

This is a consultancy engagement, not an employment contract. The selected consultant will work independently, bringing their specialized knowledge and experience to our projects.

Responsibilities

• Development of components and applications in Python / FastAPI / Django;
• Maintenance of existing applications;
• Tasks estimation;
• Writing unit tests;
• Writing technical documentation and reports;

This role will be a great fit if you have:

• 3+ years of experience with Python;
• Experience with Django;
• Experience with FastAPI;
• Experience with AsyncIO;
• Experience with Celery;
• Knowledge of Kafka;
• Knowledge of SQL and NoSQL databases;
• Knowledge of Docker;
• Understanding of the HTTP protocol and RESTful APIs;
• Command of Linux/UNIX environment (shell, scripting, tools);
• Passione for Testing (Unit and Integration Testing);
• Good English proficiency

Ideally, you'll also have:

• Experience with the DDD approach and Hexagonal Architecture;
• Experience with microservices;
• Experience with integrating third-party services;
• Knowledge of Go/Scala/JS

Interview Process

Candidates can expect the following steps in our interview process:

• HR Video Interview (30 minutes): A virtual interview with HR to provide an overview of the company and the role, as well as to gain insight into your experience and background.
• Technical Interview with Tech team (1 hour): A virtual interview with the API Developer Team Lead and/or other Team members, focused on your technical expertise, past experience, and problem-solving approach.
• Offer: after completing the interview process, successful candidates will receive an offer.

Typical base salary pay range:

MINT is committed to a diverse and inclusive workplace. MINT AI is an equal opportunity employer and does not discriminate on the basis of age, race, religion, color, national origin, gender, gender identity, gender expression, sexual orientation, immigration status, medical condition, protected veteran status, disability, genetic information, political views or activity, or other legally protected status.