Вакансии Backend Developer

We are looking for a skilled PHP Backend Developer . The ideal candidate will have extensive experience in developing robust backend solutions using PHP, with a strong focus on the Laravel framework. If you are passionate about building scalable and secure backend systems and have a keen interest in financial technologies, we want to hear from you.

Responsibilities:

• Develop, test, and maintain the backend of our Loans Management System using PHP and Laravel.
• Integrate third-party services and APIs to ensure seamless synchronization with banks and financial institutions.
• Implement secure and efficient payment and repayment processing functionalities.
• Develop and maintain daily fraud detection mechanisms to protect our system and users.
• Collaborate with front-end developers, product managers, and other stakeholders to ensure high-quality product delivery.
• Optimize application performance and scalability.
• Ensure data security and compliance with industry standards and regulations.
• Debug and resolve technical issues in a timely manner.

Requirements:

• 3+ years of commercial PHP development experience;
• Good knowledge and experience with Laravel;
• Excellent knowledge of PHP and OOP principles;
• Experience integrating third-party services and APIs;
• Strong communication skills – English B1+/B2 is important.

We’re building a powerful AI platform to drive innovation across all PandaDoc products, and we’re looking for a Sr.Python Engineer who’s passionate about solving real-world challenges with cutting-edge AI technology. This role is for someone who is excited about new emerging Gen AI technologies, thrives in a fast-paced environment, and cares deeply about building systems that deliver real impact to our customers.

What makes this role special?

• Work on a modern AI platform: Build a scalable platform that enables AI-first products at PandaDoc and gives other developers a head start without overcomplexity. Tackle challenges like RAG pipelines, knowledge graphs, LLM routing, fine-tuning, testing, and observability – making it easy for other engineers to integrate and build on top of the platform.
• Tackle real-world challenges: It’s easy to create an impressive demo, but much harder to productize Gen AI applications and make them work reliably for tens of thousands of customers. You will help productize the technology, ensuring it works seamlessly and reliably across all our customers.
• High ownership, fast pace: You’ll have the independence to take projects from 0 to deployment, solving complex problems and delivering results quickly.
• Focus on the end product: Go beyond technical challenges – you’ll build solutions that drive real business value and help small and medium-sized businesses thrive.

What will you do?

• Develop end-to-end systems: Design, build, and deploy web systems and APIs from scratch. You’ll focus on building scalable, reliable solutions that integrate seamlessly with AI tools and workflows.
• Work with modern Gen-AI architecture: Develop pipelines for RAG (retrieval-augmented generation), knowledge graphs, LLM routing, evaluation and testing frameworks, and fine-tuning models for specific use cases.
• Optimize multi-model support: Work with multiple LLMs (like GPT-4, Claude, fine-tuned models) to ensure effective routing, dynamic task handling, and performance optimization.
• Collaborate with product and engineering teams: Partner closely with technical PMs, designers, and other engineers to bring the platform to life and support innovation in AI products.
• Solve real-world AI challenges: Apply your experience working with LLMs to navigate their quirks, troubleshoot issues, and build tools that ensure quality, scalability, and observability.
• Move fast and iterate: Take ownership of your work, ship quickly, and learn from feedback to improve and optimize solutions.

What are we looking for?

• Proficient in Python: 5+ years of experience coding in Python, building web systems, APIs, and scalable backend services.
• Experience with real-world AI applications: You’ve worked on Gen-AI projects, including RAG, knowledge graphs, LLM routing, and fine-tuning. You understand the architecture and tools needed to make these systems work.
• Deep knowledge of LLMs: You’ve worked with multiple LLM models and can explain their quirks, limitations, and how you’ve overcome them in past projects.
• End-to-end development skills: You’ve developed systems from the ground up – from design and coding to deployment and testing.
• Fast pace and high independence: You enjoy working in a fast-moving environment with lots of autonomy to solve problems and deliver results.
• Product-focused mindset: You care about the impact of your work and strive to build systems that deliver tangible value to customers.

Requirements:

• 2+ years of professional experience with Python development
• Proven experience in AI-focused development, working on various projects involving artificial intelligence technologies.
• Proficiency in popular Python libraries and frameworks (e.g., Flask, Django, Pandas, NumPy)
• Strong understanding of object-oriented programming (OOP) and software development principles
• Ability to write clean, efficient, and maintainable code
• Experience with version control systems (e.g., Git)
• Familiarity with RESTful API design and development
• Experience with database systems (e.g., MySQL, PostgreSQL, MongoDB)
• Strong problem-solving and analytical skills
• Excellent communication skills in English

Nice to have:

• Experience with AI/ML libraries (e.g., TensorFlow, Keras)
• Familiarity with cloud services (e.g., AWS, Azure)
• Knowledge of containerization (e.g., Docker, Kubernetes)
• Knowledge of testing frameworks (e.g., PyTest, Unittest)
• Knowledge of front-end technologies (e.g., HTML, JavaScript, React)

Corporate Portal for the Insurance Domain – a centralized platform designed to manage policies, process claims, handle billing, generate reports, and enable seamless communication between insurers, agents, and customers. This product is built to be comprehensive, secure, and user-friendly, with the goal of streamlining operations, enhancing customer experience, and significantly improving efficiency for insurance companies.

Responsibilities:

• Collaborate with stakeholders to design robust, scalable, and maintainable software architecture for the existing project using .NET Framework.
• Write clean, efficient, and maintainable code in .NET Framework ensuring high performance, scalability, and security.
• Leverage Azure for cloud-based architecture, design, and deployment of applications.
• Implement and maintain DevOps processes, including CI/CD pipelines in Azure DevOps to automate testing, deployment, and monitoring.
• Work closely with other developers and operations teams to integrate solutions and address any technical challenges.
• Maintain high standards for application performance, security, and reliability.
• Assist in diagnosing and resolving software defects, issues, and performance bottlenecks across the application stack.
• Maintain clear and comprehensive technical documentation related to architecture, processes, and code.esign, implement, and manage comprehensive test plans, ensuring the quality and functionality of the platfom.

Qualifications:

• Minimum of 5-7 years of professional experience software development with a strong focus on .NET technologies.
• Strong expertise in .NET Framework/.NET Core, C#, and ASP.NET frameworks.
• Knowledge of microservices architecture, cloud-native development, and designing for scalability and reliability.
• Understanding of Azure services. Experience with Azure DevOps (CI/CD pipelines). Solid understanding of RESTful API development and integration.
• Strong analytical and troubleshooting skills.
• Ability to collaborate effectively in an agile environment with cross-functional teams.
• Strong verbal and written communication skills (English languauge)..

Our client is redefining data integration with Agentic AI, enabling organizations to create custom, self-learning integrations faster than ever. By 2030, they envision a world where machines drive decisions previously reliant on human judgment, with data guiding business operations and customer interactions. Achieving this vision requires scalable, AI-native system integration, and their product is leading the way. Backed by advisors from Snowflake, IBM, Bloomreach, and Adyen, they are an experienced team building solutions for the future.
They are seeking an experienced C# Microservices Developer to build secure, scalable, and high-performance distributed systems. You will play a key role in shaping integration platform, architecting, optimizing, and implementing robust back-end solutions that enable seamless and efficient data integrations.
As a remote-first role, you will have the flexibility to work from anywhere, collaborating closely with the CTO, and cross-functional teams to align back-end architecture with product vision.

Responsibilities:

• Design and develop scalable back-end systems to power MADI’s data integration platform.
• Build and optimize core components of our C#-based metadata platform and Agentic AI Framework.
• Develop high-performance APIs and microservices for seamless integration across systems.
• Enhance security and reliability, ensuring compliance with industry best practices.
• Optimize data pipelines for high-volume data processing and low-latency execution.
• Contribute to architectural decisions, ensuring long-term flexibility and performance.
• Collaborate with front-end engineers and product teams to integrate APIs effectively.
• Implement performance-tuning strategies to ensure system stability and efficiency.
• Develop end-to-end solutions, ensuring seamless integration across all layers of the software stack.

Requirements:

• Have 5+ years of experience in back-end software development with C# and .NET Core/ASP.NET Core.
• Have experience building and maintaining SaaS or developer-focused platforms.
• Have proven experience in early-stage start-ups with the ability to provide quick value to our users.
• Have shown the ability to prioritise technical debt vs. rapid delivery
• Possess strong knowledge of microservices architecture and distributed systems.
• Have experience in containerization (Docker, Kubernetes) and cloud platforms (Azure, AWS).
• Are proficient in API design, development, and management.
• Have a strong understanding of security best practices, including authentication, authorization, and data encryption.
• Can independently solve complex back-end challenges while collaborating with front-end and cross-functional teams.
• Have experience working with AI-driven technologies, metadata-driven architectures, and schema-level integrations.
• Can work with limited structure and help shape both the technical and operational aspects of our platform.
• Are comfortable wearing multiple hats, supporting architectural discussions, implementation, and driving quick shipping of new features.
• Bring proficiency in the following technical skills & tools:
  • Core Development: C#, .NET Core, ASP.NET Core
  • Data Management: SQL Server, Redis, MongoDB, Entity Framework, LINQ
  • Cloud & Deployment: Azure/AWS, Kubernetes, Docker
  • Security & Performance: Role-Based Access Control (RBAC), Secure Coding Practices, Threat Mitigation
  • Tools & Workflow: Git, CI/CD Pipelines
  • Testing: Unit Testing, Integration Testing, Performance Testing

Will be a plus:

• AI & Advanced Tech: AI-driven agents, Prompting, Retrieval-Augmented Generation (RAG), Hybrid RAG, Graph RAG

Together with our partner, a prominent online fashion & beauty retailer in Europe, we are looking for a Senior Golang Software Engineer.
The team develops a suite of internal software products called Pseudonymization Services. These products allow our client’s software engineers and data engineers to protect the personal data of millions of customers while data is at rest, in use, and in transit.
As a Golang software engineer, you will contribute to the creation and delivery of the pseudonymization services in a distributed microservices environment.
As part of this critical technology team, you will play a key role in understanding the needs of our stakeholders and help shape the future of the pseudonymization platform. You will be operating, improving, and extending pseudonymization services, supporting integration with thousands of applications within our client’s ecosystem.

Responsibilities:

• Design, implement, test, and deploy complex projects independently in close collaboration with your stakeholders and peers
• Write code in Go Language that is modular, readable, testable, and maintainable
• Implement and maintain CI/CD pipelines for automated testing and deployment of microservices
• Conduct code reviews to ensure code quality and supporting team members who have less Golang experience
• Identify and address performance bottlenecks, optimising code and improving overall system efficiency

Requirements:

• 3 years of experience with Go Language and REST APIs
• 5 years of experience with deploying microservices in Kubernetes
• 3 years of experience with AWS Dynamodb and AWS Elasticache Redis
• Experience in troubleshooting and resolving issues within high-traffic, mission-critical, low-latency backend systems
• Strong capability to research, self-learn, and develop deep expertise in their area
• Experience in operational excellence - including, but not limited to: monitoring, reporting, tracing, and alerting in complex distributed components and services
• Excellent technical writing and communication skills with ability to produce clear and concise documentation for technical audience

Зараз ми шукаємо розробника PHP і сподіваємося, що ви станете нашим ідеальним кандидатом! Ми працюємо з передовими технологіями, включаючи фреймворк Laravel, і пропонуємо можливості для постійного зростання та вдосконалення вашої професії. Якщо у вас є глибокі знання PHP, досвід роботи з Laravel принаймні один рік, досвід роботи з такими технологіями, як JS, HTML5 і CSS3, і досвід роботи з системами контролю версій, то ви точно знайдете тут місце для застосування своїх навичок.

Обов’язки:

• Створення та підтримка веб-сайтів.
• Написання API та документації до сервісів.
• Проєктування баз даних, робота з ORM/PDO.
• Написання unit та функціональних тестів (PHPUnit).
• Пошук і впровадження нових або перевірених веб-технологій для вирішення різного рівня складності завдань.
• Оцінка термінів виконання завдань і відповідальність за їх дотримання.

Наш ідеальний кандидат:

• Добре володіє PHP та фреймворком Laravel.
• Має базові знання сучасних технологій, таких як JavaScript, HTML5 та CSS3.
• Досвід роботи з системами контролю версій (Git, Bitbucket тощо).
• Впевнене знання ООП і вміння застосовувати його на практиці, досвід використання різних шаблонів проєктування.
• Вміння читати та розбиратися в чужому коді.
• Досвід інтеграції API сервісів (Google, Facebook).
• Високий рівень самоорганізації, творчий підхід, професійна етика та хороші особисті якості.
• Досвід написання і підтримки Unit-тестів.
• Володіє англійською на рівні B1 (Intermediate).

P-Product, a leading and innovative company in Software development and Data solutions, is looking for an experienced Senior SAS Programmer to join our dynamic team and contribute programming support to the statistics and programming department across a wide range of projects, clients and therapeutic areas. You will have a vital role in helping our clinical trials and drug development processes succeed.

Key Responsibilities:

• Perform SAS programming to create, validate, and maintain analysis datasets, tables, listings and figures for clinical trials and reports according to study protocol and statistical analysis plans.
• Lead the clinical trials flow development from study protocols development to final data analysis, documentation and provisioning the datasets for regulatory submission.
• Adhere to GCP, ICH, and other regulatory guidelines for pharmaceutical data reporting, managerial, scientific and technical tasks.
• Integrate data from different sources and ensure that the datasets are consistent and reliable.
• Collaborate closely with various teams and professionals, such as researchers, data analysts, biostatisticians, data managers and other key stakeholders, to ensure data quality and integrity and observance of regulatory, industry and company standards.
• Coach and mentor junior SAS programmers and create a learning and growth environment.

Required Knowledge and Skills:

• BSc, MSc or PhD in Statistics, Mathematics, Computer Science, or related field.
• 5+ years of extensive programming experience in SAS in a clinical trial environment.
• Extended experience with SAS/BASE, SAS/MACRO, SAS/GRAPH and SAS/STAT.
• Professional knowledge and experience with CDISC clinical data standards, such as CDISC, ADaM and SDTM.
• Proven ability to develop specifications for datasets and outputs of any complexity according to the requirements, as well as independently write SAS programming code and validation scripts in a good quality manner.
• Proven statistical expertise, especially in efficacy outputs programming.
• Excellent knowledge of drug development processes and regulatory submission requirements.
• Exceptional analytical and problem-solving skills, strong organizational and communications skills, high attention to detail and commitment to accuracy, proactive mindset and capability to work independently as well as in a team environment.

Will Be a Plus:

• SAS certification.
• Team leading and mentoring experience.

We are looking for a proactive, attentive to details, focused on quality of work Senior Python Engineer to join our growing team.

About Project:

The app focuses on providing personalized healthcare services. It helps patients manage chronic conditions such as pain, mental health issues, PTSD, etc. Offers services like mental health support, medication management, and sleep and pain treatments.
The app’s goal is to provide comprehensive care tailored to individual needs, ensuring better health outcomes and a supportive experience for patients seeking alternative or integrative medical solutions

What are we looking for:

Tech Skills:

• 4+ years of experience as a Python Developer;
• Experience with Flask, Django framework;
• Experience with Azure, AWS cloud services;
• Experience with API development;
• Experience with SQL (PostgreSQL), NoSQL (MongoDB);
• Experience with Docker, Kubernetes;
• Experience with CI/CD;
• Experience with React.js would be a plus;
• Understanding of unit tests;
• Understanding and ability to apply in practice the OOP and SOLID principles;
• Knowledge of Scrum (Agile).

Soft Skills:

• Problem-solving, analytical thinking
• Attention to detail and code efficiency;
• Ability to work closely with customers in analyze software requirements;
• Keen to constantly learn and improve your own skills, and not afraid to learn new things;
• Strong communication skills;
• At least upper-intermediate English level (speaking & writing).