Вакансии Backend Developer

This is a vacancy for a Python Developer position at Ruliad.

Key Responsibilities:

• You'll develop new features for our applications.
• You'll improve and optimize existing functionality.
• You'll design and maintain database architecture.
• You'll write clean, efficient, and well-tested code.
• You'll collaborate with other developers and team members.

Desired Experience:

• You've spent at least five years as a Backend Specialist.
• You've worked with Python 3.8+, Django, and PostgreSQL.
• You know how to use Git.
• You've developed REST APIs and worked with Django Rest Framework.
• You can write complex queries in Django ORM (annotations, aggregations, subquery).
• You can design database architecture.
• You write unit tests (Pytest/Unittest).
• You can work with existing code, refactor, and optimize.
• You know how to use the Linux command line.

Key Skills:

• You can develop new features and improve existing ones.
• You can optimize code and databases.
• You pay attention to detail.
• You can work independently in a remote environment.

About the client

Welcome the fintech company that specializes in building an advanced open network suitable for institutional use. Our open network, powered by the innovative FinP2P protocol, is the perfect platform for institutional investors who are seeking to take advantage of the rapidly expanding digital securities market.

About the project

We work on a decentralized open-source protocol, enabling instant trading across any asset class and ledger.
You will love working with us if you want to thrive in the digital private market that connects the entire global financial industry

Requirements

• A highly motivated, detail-oriented engineer, able to work autonomously with minimal direction
• At least 5 years of backend development experience
• At least 3 years experience with Go. Programming experience with Rust/C++
• Experience working with APIs: REST, gRPC, GraphQL, API Gateways
• Experience working with messaging Systems: RabbitMQ, Kafka, AMQP
• Knowledge of Database Systems: Redis, PostgreSQL
• Knowledge of the following tools: Swagger (Open API Specification), CI/CD
• Strong communication, collaboration, and documentation skills
• Understanding of microservice architecture and working with Docker/ Kubernetes environments
• Experience working with distributed systems, databases and networks (DLT experience is an advantage)
• Experience working on and contributions to open source projects
• Passionate about learning new things and taking on new challenges BS/MS in Computer Science or a related field
• Will be an advantage experience in team leading/ management
• Experience in FinTech is a big advantage

Responsibilities

• Build the tech stack from paper to production
• Design and develop the core network components and services (Programming in Go)
• You'll tackle a wide variety of challenges implementing a scalable global distributed network
• Work with a global team of tech, product and business to define the platform design

We are looking for a Senior Java Developer to contribute to the development of cloud-native solutions, ensuring scalability, performance, and security. In this role, you will work in a highly collaborative team, building robust and efficient backend services while closely interacting with frontend engineers.
Our client, backed by leading VCs, is a team of experienced payment and tech industry professionals redefining business banking and transforming how companies in Australia and the UK receive payments. The company is developing innovative financial products and building a strong engineering team to challenge established competitors.

Responsibilities:

• Design, develop, and maintain scalable cloud-native backend solutions on AWS using Java Spring and TypeScript.
• Collaborate with cross-functional teams to translate business requirements into technical solutions.
• Ensure high availability, security, and performance of microservices-based applications.
• Optimize and enhance existing systems to improve efficiency and reliability.
• Contribute to API design and integration strategies, ensuring smooth communication between services.
• Work closely with frontend engineers to ensure seamless interaction between backend and UI components.
• Participate in code reviews, knowledge sharing, and mentorship within the team.
• Proactively identify and address technical challenges to drive continuous improvement.

Job Requirements:

• 5+ years of experience in Java development with Spring Boot;
• Proven experience working in AWS cloud-native architecture (Lambda, API Gateway, DynamoDB, S3, etc.);
• Hands-on experience with TypeScript;
• Strong knowledge of microservices architecture and distributed systems;
• Experience with NoSQL databases and modern storage solutions;
• Solid understanding of API design, security protocols, and best practices;
• Excellent problem-solving skills and ability to work effectively in a team-oriented environment;
• Strong communication and interpersonal skills, with a proactive mindset;
• English level at least upper-intermediate.

About the project:

Our client is a Dutch company which is the market leader in their industry.
The application needs to be re-written from scratch in the latest tech stack and additional features will be added continuously. The software gets and pushes data from several other applications and processes the data for reporting and workforce processes. We will use the latest Vue.js 3 version and after the first phase also a mobile app will be built to service over 200 people working with the software. The application has a broad range of services and functionalities and is used intensively.

Tech stack:
We will use the newest technologies and versions of Laravel 8.x, PHP 8.x, Javascript(ES5/ES6), Vue.js 3, Vite, Open API (Swagger), Docker, Docker Compose, Azure services (App services, Azure DevOps), MariaDB, CI/CD pipelines Azure DevOps, code styling/analysis tools.

You will be responsible for:

• Developing the back-end part of the application, according to the functional requirements.
• Analyzing and following business requirements.
• Work according to the planning process and deliver based on estimations.
• Communicating directly with the Dutch client on a daily basis, in English.
• Create clean and clear code.

We are happy to meet you when you have:

• 3+ years of experience with PHP (Laravel);
• Knowledge of commonly accepted software design principles (design patterns, anti-patterns, refactoring, OOP, SOLID, DRY– REST API design, etc.);
• Good knowledge of SQL and ORM Eloquent, Doctrine;
• Proficient in designing, developing, and maintaining API driven solutions;
• Experience with PHP, Laravel, MariaDB, MySql, Docker, Git/GitLab, CI/CD, WebSocket;
• You speak English is good enough to communicate directly with team member in Netherlands.

We are looking for a Lead Software Engineer (.Net) who is willing to dive into the new project with a modern stack. If you’re driven by a curiosity to learn and a desire to produce meaningful results, please apply!

About Our Customer

You will work with the 6th-largest privately owned organization in the United States. The сustomer is one of the “Big Four” accounting organizations and the largest professional services network in the world in terms of revenue and number of professionals. The company provides audit, tax, consulting, enterprise risk, and financial advisory services to 263,900 professionals globally.

Project Tech Stack

• ASP.NET MVC, HTML5, CSS, jQuery, Web API, Bootstrap

Requirements

• 7+ years of experience in development
• Competency in ASP.NET MVC, Web API
• Proficiency in MS SQL Server
• Knowledge of HTML5, CSS
• Ability to demonstrate written and verbal communication skills
• Problem-solving and analytical skills
• Knowledge of bug-tracking systems
• Pragmatic approach to balancing process against flexibility in achieving objectives
• Organizational skills including the capacity to self-manage, structure work, set priorities, and work to deadlines
• English level – Intermediate+

Nice to Have

• A bachelor’s or master’s degree in computer science or software engineering or an equivalent third-level qualification in another technical field

Responsibilities

• Produce code
• Upgrade, configure, and debug existing systems
• Provide technical support
• Work both independently and in close collaboration with the team
• Perform code review to ensure best practices are followed
• Communicate clear instructions to team members and help manage the flow of day-to-day operations
• Provide technical leadership for the team – mentor, coach, and lead by example

Запрошуємо до співпраці C++ розробника. Команда займається розробкою систем для розпізнавання транспортних засобів та відеофіксації на базі EDGE (IP cameras).
Система використовується для контролю трафіку, контролю проїзду транспортних засобів на закриті паркування та багато іншого.
Ми займаємося розробкою та підтримкою розширень (plugins) для камер, які вже використовуються у клієнтів. Також ми займаємося розробкою медіа-сховища, для зберігання відеозаписів та пошуку за ними. На додаток до нашого сховища є ще інтеграції зі сторонніми VMS (video management service), наприклад WAVE.

Вашим завданням буде:

• Розробка нового сервісу для розпізнавання номерів та моделей машин під платформу NVIDIA Jetson Orin.

Вимоги до кандидата:

• Досвід розробки на мові С++ від 5 років.
• Досвід роботи з відеопотоками.
• Досвід обробки зображень та відео (бібліотеки ffmpeg, opencv).
• Досвід роботи з мережевими протоколами TCP, UDP, FTP.
• Досвід роботи з процесорами ARM/MIPS.
• Буде плюсом досвід з мовою Python.
• Буде плюсом досвід в machine learning/deep learning.

Main responsibilities:

• Corporate systems development.
• Web services development.
• Web portals development.
• Database design.

Requirements:

• Higher technical education;
• Good knowledge of C #/.NET and SQL platform;
• Experience with ASP.NET (MVC) technology;
• Experience in client-side development: HTML, CSS, JS/jQuery;
• Good understanding of data formats (JSON, XML/XSLT, etc.).

Will be a plus:

• Knowledge and application of Agile, SCRUM;
• Design patterns knowledge;
• Experience with Python/React JS/C++.

We are searching for a skilled and enthusiastic person to join our international team. You will be part of a team developing products for US companies. We specialize in web hosting companies. As a software engineer you will participate in the whole product development process. Phobosys offers solutions for any stage of the product life cycle.

Responsibilities:

• Conduct project design reviews and code reviews.
• Analyze and estimate implementation efforts.
• Be a technical mentor for less experienced team members.
• Report to PM about current tasks, status, technical, and other risks.

Required skills:

• Skills in back-end engineering using JavaScript/TypeScript in Object-Oriented meter.
• Libraries and micro frameworks (Nestjs, Express).
• Experience in back-end code performance analysis.
• Skills in databases SQL/non-SQL.
• Good written and spoken communication skills in English.

As a plus:

• Experience in virtualization technologies and microservices (docker).
• Skills in front-end technologies (React).
• Skills in MySQL.

What you’ll do

Gardener team is adopting the Kubernetes open-source system for automating deployment, scaling, and management of containerized SAP solutions and business applications. Evolving and enhancing the open source project Gardener as SAP’s way to provide a homogeneous and universal Kubernetes-based container management is the key deliverable of this team, in close collaboration with the teams in other SAP locations. Project Gardener is providing solutions to run and orchestrate Kubernetes clusters on public cloud, hybrid, or SAP owned infrastructures for a variety of enterprise use cases.
If you are interested in cloud development, based on cutting-edge technologies like Kubernetes, or you have always wanted to be part of an active open source community, this is the job for you. With us, you will find an inspiring and professional environment for your learning and growth. Working in our technically skilled team located in Sofia means you will design, develop, and run a Kubernetes cloud service used by numerous SAP solutions. We emphasize teamwork and a trust-based working model. Collaboration with other teams in an international environment will be a regular part of your job.

What you bring

We are looking for a motivated, self-driven and team-oriented colleague with a strong technical foundation around software engineering, cloud methodologies, containers, and Kubernetes. In detail, you bring (some of) the following qualifications:

• University degree in computer science or related field
• Hands-on development experience with Golang
• Advanced understanding of Linux containers, Kubernetes, and related cloud native technologies
• Experience with logging and observability stacks, ideally based on some of these: FluentBit, Prometheus, Grafana, Loki, VictoriaLogs, VictoriaMetrics
• Experience with Open Telemetry is beneficial
• Experience with Kubernetes extension concepts like CRDs, operator pattern, dynamic admission control, extension API-Servers etc. is beneficial
• Experience with cloud providers like AWS, Azure, GCP or OpenStack is beneficial
• The ability to troubleshoot complex issues, think critically, and find innovative solutions
• Strong analytical and problem-solving skills, a team-oriented, collaborative, self-driven and proactive mindset, affinity for continuous improvement procedures, emphasizing clean code, quality and system efficiency, enthusiasm for technology, ability to discuss and present technical concepts, and pleasure to work within an international environment
• Fluency both written and spoken in English
• 5+ years of experience in a development organization (for senior).