Jobs at Djinni

Why Join Us

Mimics helps doctors and engineers analyse medical images, design implants, and improve patient outcomes. As a Test Engineer (manual and Python automation), you make Mimics reliable, accurate, and safe. Your test design, automated checks, and defect insights directly raise product quality and clinical trust.

What We Offer

- Impact: Your tests help protect patients and improve healthcare worldwide.

- High-quality standards: Focus on test design, traceability, coverage, CI, and Python automation best practices.

- Technical mentorship and support: Guidance from experienced Test Engineers; reviews and feedback to grow your skills.

- Flexibility and ownership: Flexible hours and autonomy to improve processes, tools, and test strategy.

- Professional certifications: Support for ISTQB (Foundation/Advanced), study resources, and exam reimbursement.

- Growth: Deep domain knowledge in medical imaging; develop skills in automation, performance, and data-driven testing.

Join us to make healthcare smarter and strengthen trust in medical imaging with Mimics.

What you will do?

• Define, design, and write test scenarios and test plans based on acceptance criteria
• Perform manual regression testing
• Create automated tests for an industry-standard 3D medical image segmentation software: Mimics Core
• Register bugs and verify resolved bugs
• Create and maintain test documentation in accordance with established procedures
• Perform early checks for stories being implemented
• Write test plans and test case views
• Conduct regression testing

Your profile

• At least 2 years of hands-on experience in testing desktop or web products
• Strong understanding of test scenarios and test plan development
• Proficient in manual testing and automated test creation
• Able to create and maintain test documentation

• Proactive in performing early checks for stories being implemented

   

  Will be a plus
   

• Degree in engineering, math, physics, or similar
• Experience working with complex desktop toolbox products
• Experience in manual testing of web products or automation testing of desktop products
• Familiarity with Azure DevOps tools (Azure Test Plans, Azure Boards) or similar
• Experience with Team Foundation Server (Test Management) or similar
• Experience with the Python unittest library

Our Client is a cybersecurity software company that specializes in network and cloud security policy management and automation. It's platform helps large enterprises visualize, automate, and enforce consistent security policies across complex hybrid environments — including firewalls, cloud services, SASE, SD-WAN, and microsegmentation — while ensuring compliance and reducing risk.

Position Description:

This role combines excellent technical skills, driving multidisciplinary Data Science initiatives within complex, security policy management systems. The role drives the development of innovative, production-grade AI capabilities - including security AI agents and advanced machine learning models built on complex security data. Original thinking, deep technical rigor, intellectual agility, and exceptional problem-solving are essential.

Key Responsibilities

• Develop Data Science initiatives from problem definition through validation, production deployment, and monitoring of AI systems
• Develop security-focused AI agents and reasoning systems
• Develop advanced ML capabilities, including predictive modeling, anomaly detection, and classification
• Adapt and fine-tune LLM technologies for domain-specific security use cases

Position Requirements:

• M.Sc. in Data Science, Computer Science, Statistics, Mathematics, or a related quantitative discipline
• At least 3 years of hands-on Data Science experience, delivering end-to-end solutions into production environments
• Deep understanding of machine learning theory and practical model behavior
• Expertise in Python and the modern Data Science ecosystem (NumPy, Pandas, Scikit-learn, PyTorch / TensorFlow, etc.)
• Solid understanding of LLM architectures and fine-tuning methodologies
• Excellent interpersonal skills and proven ability to work within multidisciplinary product teams
• Strong analytical rigor and structured problem-solving capability

About the Project

Our client is one of the world’s largest professional services networks, providing audit, consulting, tax, and advisory services to a majority of Fortune 500 companies, global financial institutions, and fast-growing enterprises.

The project is currently at an early stage, with details to be clarified, but the main focus will be on building and scaling modern data platforms using cloud technologies.

Role Overview

We are looking for a Python Engineer Lead who will combine strong hands-on development expertise with team leadership, driving data-focused solutions within the Azure ecosystem.

Key Responsibilities

• Lead and mentor a team of Python engineers
• Design and develop scalable data solutions
• Work within the Azure ecosystem, including Databricks
• Collaborate closely with Data Architects on system design
• Build and optimize data pipelines and data processing workflows
• Communicate with technical and business stakeholders

Requirements (Must-have)

• 9+ years of overall engineering experience
• 5+ years in a Senior/Lead role (flexible)
• Strong expertise in Python
• Hands-on experience with Azure
• Experience with Databricks
• Solid background in data engineering / data processing
• Proven team leadership experience
• English level C1+

Nice to Have

• Experience in enterprise or consulting environments
• Experience building data platforms from scratch

What We Offer

• Fully remote work
• Opportunity to work with top-tier global clients
• Impact on architecture and technical decisions
• Long-term engagement

We seek a Junior Recruiter with conversational English skills to help find the best talent for non-tech positions around Europe, USA, and LATAM, and influence the company's success. If you have a high level of responsibility, excellent communication skills, and want to develop in the field of talent recruitment, join a team! 

This is a fully remote job. Part-time or full-time job.

Responsibilities:

● Sourcing candidates using various platforms (LinkedIn, Indeed, other job boards, social media, etc.).
● Screening and interviewing candidates.
● Maintaining recruitment reports and updates.
● Collaborate with leadership to define recruitment needs.
● Provide weekly updates on open positions.
● Maintain a candidate pool for future roles.
Requirements:
● Has some experience in recruitment and sourcing or after professional recruitment courses.
● Upper-Intermediate English.
● Ability to work independently, manage time, and prioritize.
● Having experience working with ATS will be a big plus.
● High initiative, energy and drive to achieve results.

We offer:
● Base salary and bonus system.
● Opportunities for professional growth and development in a dynamic and fast-changing environment.
● A team of experienced professionals ready to support you in your work.

● Working schedule negotiable.

The company provides financial institutions, governments, and regulators with blockchain intelligence and compliance solutions. The headquarters are in Amsterdam, the Netherlands, with main offices in Ukraine, London, and the USA.

You’ll play a pivotal role in integrating new blockchains and protocols into our platform, contributing to a product that helps fight financial crime and promote transparency in the crypto space.

Duties and responsibilities:

• Integration of blockchains, tokens and bridges within platform;
• Maintain code to high-quality standards;
• End-to-end feature designing and implementation;
• Code, debug, test and deliver features and improvements in a continuous manner;
• Provide code review, assistance and feedback for other team members;
• Refactor code as necessary.

Required:

• 5+ years commercial experience in developing Python backend services and API for Web or Mobile Apps;
• Solid software architecture skills;
• Strong knowledge of SQL/NoSQL databases and data architecture;
• Experience with a Flask framework;
• Knowledge of Unit Testing principles;
• Experience in developing service-oriented solutions;
• Understanding of the process of integration with external services;
• Proficiency in English.

Would be a plus:

• Hands-on experience with PostgreSQL;
• Hans-on experience in big data, key-value and other storages;
• DevOps skills for working in development environment;
• Experience with open source solutions.

Condition: 80K+ annual gross USD/EURO, B2b contract. This is a fully remote role open to candidates across Europe, offering the chance to work with a globally distributed team of blockchain analysts, mathematicians, and developers.

We're looking for a skilled C Developer to join our team working on network switches, routers, and embedded systems. You'll be tackling high-level technical challenges in low-level programming, contributing to products used by industry leaders worldwide.

Core Responsibilities:

• Design and develop software for network switches and embedded systems
• Contribute to router software development projects
• Write efficient, maintainable C code for resource-constrained environments
• Collaborate with hardware teams to optimize system performance
• Debug and troubleshoot complex system-level issues

What We're Looking For:

• Strong C programming skills - You write clean, efficient code and understand memory management
• Linux proficiency - Comfortable with Makefiles, shell scripting, and Linux development environments
• Knowledge of L2/L3 network protocols (ARP, STP, IGMP, VLAN, routing protocols)
• 3+ years of professional software development experience. 
• English: Upper-Intermediate (B2+) - You can communicate technical concepts clearly

Compensation & Benefits:

• Competitive salary aligned with market rates
• Medical insurance coverage
• Paid vacation and holidays
• Comprehensive compensation package with additional benefits

Work Location

Full Remote - Work from Europe or Ukraine

We're a distributed team that values results over location. As long as you have a reliable internet connection and overlap with team hours for collaboration, you can work where you're most productive.

For a new marketplace product, we are looking for a Senior Full-Stack PHP (Symfony)/Tailwind CSS Developer who will help us implement product features and scale a SaaS platform.

Team: CTO, Product Manager, Project Manager, Full-Stack Developers and Designer

What skills can you help us with?

• 5+ years of experience in PHP development.
• 3+ years of experience with the Symfony framework in production.
• Solid experience as a full-stack developer: confident with both backend and frontend.
• Experience building and shipping complex web applications end-to-end.
• Good understanding of testing practices (unit, integration, e2e, regression) and modern development workflows.
• Comfortable working in a remote product team with a lot of ownership and autonomy.

• English Upper-Intermediate (B2) and above — you’ll communicate directly with the client.

   

Tech stack

Backend:

• PHP
• Kubernetes
• OpenSearch
• RabbitMQ (message queue)
• Automated unit, integration, e2e and regression tests
• OTEL with Posthog

• Industry-standard linting and testing tools

   

Frontend:

• Symfony Live Components / Symfony UX (Stimulus)
• Stimulus framework
• Tailwind CSS, DaisyUI
• Modern CSS tooling
• Figma (implementing designs, not just exporting)

Advantages of working with us:

• 18 working days of vacation, paid sick leave
• Full financial and legal support for private entrepreneurs
• Flexible work schedule
• Paid training programs/courses
• Team buildings and corporate activities

Hiring process

• HR interview (45 min)
• Technical interview (1 hour)
• Interview with the client (1 hour)

We are looking for a Senior Azure DevOps Platform Architect to design and build an enterprise-grade DevOps platform used across multiple teams.

This role focuses on creating a scalable, secure, and standardized CI/CD ecosystem, rather than supporting a single team or project.

Responsibilities

• Design and implement Azure DevOps platform architecture
• Build and standardize YAML-based CI/CD pipelines
• Manage repositories, artifacts, access control (RBAC), and governance
• Define and enforce platform-wide DevOps standards

• Integrate security into CI/CD, including: SAST, SCA, DAST, secret scanning

   

Requirements

• Strong hands-on experience with Azure DevOps (pipelines, repos, artifacts, RBAC, governance)
• Experience building enterprise-level DevOps platforms (not team-level setups)
• Practical experience with DevSecOps and security integration in CI/CD
• English level: B2+

Role Scope

This is a hands-on architecture role combining platform design and implementation.
You will define standards, build core infrastructure, and drive DevOps practices across the organization.

We are looking for a DevOps Engineer (Middle+ / Senior) to join a product company with a complex infrastructure environment and a growing focus on using AI to improve DevOps workflows and delivery speed.

This role is hands-on and involves working with on-premise infrastructure, containerization, and CI/CD, while also exploring and applying modern AI tools to automate and accelerate infrastructure-related tasks.

Responsibilities
Design, build, and maintain on-premise infrastructure
Work with containerized environments (Docker, Kubernetes, LXC)
Support and operate multi-layer infrastructure (bare metal, virtualization, containers)
Adapt infrastructure setups for different client environments and requirements
Develop and maintain Infrastructure as Code
Improve and support CI/CD pipelines (GitLab)
Participate in infrastructure migrations and zero-downtime deployments
Configure and maintain monitoring, logging, and alerting systems
Troubleshoot issues across infrastructure, networking, and application layers
Collaborate with development teams to improve delivery processes
Leverage AI tools (LLMs, code generation, automation tools) to:
speed up infrastructure development
simplify integration with new services and APIs
improve automation and internal tooling
Requirements
4–6+ years of experience in DevOps / Infrastructure / SRE roles
Strong hands-on experience with:
Kubernetes
Docker / container runtimes
Linux-based systems (Debian/Ubuntu)
Experience with virtualization (KVM or similar)
Experience working with on-premise or hybrid infrastructure
Hands-on experience with CI/CD pipelines (GitLab or similar)
Experience with Infrastructure as Code (Python or similar)
Understanding of networking and load balancing (L4/L7, Nginx)
Experience with databases (MySQL / replication is a plus)
Strong troubleshooting and problem-solving skills
Ability to work independently and take ownership
English level: B2 or higher
AI-focused expectations
Practical experience using AI tools in daily work (e.g., code generation, automation, working with documentation)
Understanding of how LLMs can be applied in DevOps workflows
Ability to quickly learn and adopt new AI tools and approaches
Interest in improving engineering efficiency using modern technologies

Job Title: Senior Jira Developer & Administrator

Role Summary: We are seeking a dynamic Senior Jira Developer/Administrator to engineer and maintain a complex Atlassian environment for a user base of ~1,000. Unlike a standard administration role, this position focuses heavily on Test Driven Development (TDD), Scripting, and Automation.

You will be responsible for architecting a custom End-to-End (E2E) testing framework within Jira, to manage Requirements, Verification, and Execution workstreams. You will leverage Groovy and Python to build advanced customizations and integrate Jira with downstream systems.

Key Responsibilities

Development & Automation

Advanced Scripting: Use Groovy and ScriptRunner to develop complex workflow functions, behaviours, and listeners that extend native Jira capabilities.

API Integration: Design and develop custom solutions using Python and Jira REST APIs to integrate with external tools (specifically Jenkins and CI/CD pipelines).

Test Framework Architecture: Maintain and enhance a custom testing hierarchy, ensuring seamless data flow across the three key workstreams: Requirements, Verification, and Execution.

Data Automation: Automate the ingestion of testing component results into the Jira hierarchy and extract data for external reporting.
System Administration & Operations

Instance Management: Oversee the daily health, performance, and configuration of the production Jira instance.

Configuration: Manage complex customizations including workflows, screens, fields, permission schemes, and notification schemes.

Plugin Management: Install, configure, test, and manage the lifecycle of Atlassian marketplace apps.

Access Control: Handle user permissions, project access requests, and license management.

Project Delivery & Stakeholder Management

Requirements Gathering: Interact with business and technical stakeholders to finalize requirements, obtain sign-off, and translate business needs into technical Jira implementations.

Agile Delivery: Track project progress, manage escalations, and ensure functionality is delivered within cost and timeline constraints.

Qualifications & Technical Skills

Scripting & Languages: Expert-level proficiency in Groovy (for Jira backend) and Python (for external automation/scripting).
Jira Development: Extensive experience with ScriptRunner for Jira, including developing custom listeners, behaviours, and workflow post-functions.
Jira Administration: 3+ years of experience managing Jira and Confluence (Server/Data Center or Cloud).
Testing Lifecycle: Deep understanding of Software End-to-End (E2E) testing processes and Test Driven Development (TDD).
Hierarchy Tools: Proficiency with Jira Structure (ALM Works) or similar hierarchy management tools.
Integration: Experience integrating Jira with DevOps tools, specifically Jenkins.
Database: Experience working with databases for data extraction and reporting.

Soft Skills

Problem Solving: Ability to simplify complex technical issues into understandable solutions for non-technical stakeholders.
Ownership: Strong history of taking ownership of the instance health and the user experience; ability to prioritize workload autonomously.
Communication: Excellent verbal and written communication skills for documentation and stakeholder presentations.

Preferred (Bonus) Qualifications

Certifications: Atlassian Certified Professional (ACP-100/ACP-600).
Additional Tools: Experience with Jama software or TestRail.
DevOps: Strong DevOps background.

Education
B.S. or higher in Computer Science, Engineering, or a related technical discipline.

Note: This role is a 100% remote role with working hours overlapping with the US Pacific Coast time. 
 

We are a Ukrainian outsourcing company Join.To.IT, founded in 2012, and delivering software solutions across diverse business domains.
We focus on building long-term partnerships with our clients and delivering solutions that create real business impact. Our team consists of experienced professionals who take ownership of their work, value clear communication, and are committed to high standards in everything they do.
At Join.To.IT, we create an environment where engineers can grow, influence technical decisions, and contribute to meaningful projects alongside a strong and supportive team. 

Responsibilities
Develop and implement new features for existing web applications
Maintain and improve current solutions
Identify, troubleshoot, and fix bugs efficiently
Collaborate with the team to deliver stable and scalable functionality
Participate in code reviews and follow development best practices

Requirements 
1–2+ years of commercial experience in web development
Experience with PHP and solid knowledge of Laravel framework
Experience working with AI agents - Claude code | Cursor | windserf | Codex GPT | Antigravity
Familiarity with Docker or basic DevOps practices
Project estimation skills
Understanding of OOP principles and common design patterns
Experience working with relational databases (MySQL, PostgreSQL, etc.)
Experience with Git and version control workflows
Intermediate (B1–B2) English or higher
Team-oriented mindset and willingness to learn

Nice to Have
Basic experience with Python or Node.js
Understanding of REST APIs and web services
Basic frontend knowledge
AWS, Digital Ocean

We Offer
Office-based or hybrid work format (Kyiv, near Vasylkivska metro station with shelter, Starlink and uninterrupted power supply)
Free gym access near the office
Paid vacation and sick leave
Compensation for professional courses and development
Supportive and loyal management

Description

The Digital Health organization is technology team which focused on next generation Digital Health capabilities which deliver on the Medicine mission and vision to deliver Insight Driven Care. This role will operate within the Digital Health Applications & Interoperability subgroup of the broader Digital Health team, focused on patient engagement, care coordination, AI, healthcare analytics & interoperability amongst other advanced technologies which enhance our product portfolio with new services, while improving clinical & patient experiences.

Requirements

MUST HAVE

• Python + AWS +DICOM + CloudFormation

• AWS Platform: Working experience with AWS services – in particular serverless architectures (S3, RDS, Lambda, IAM, API Gateway, etc…) supporting API development in a serverless architecture

• Programming Languages: Python (strong programming skills)

• Data Formats: Experience with JSON, XML and other relevant data formats

• CI/CD Tools: experience setting up and managing CI/CD pipelines using GitLab CI, Jenkins, or similar tools

• Scripting and automation: experience in scripting languages such as Python, PowerShell, etc…

• Monitoring and Logging: Familiarity with monitoring & logging tools like CloudWatch, ELK, Dynatrace, Prometheus, etc…

• Source Code Management: Expertise with git commands and associated VCS (Gitlab, Github, Gitea or similar) 

NICE TO HAVE

• Strongly Preferred: Infrastructure as Code: Experience with Terraform – Proven ability to write and manage Infrastructure as Code (IaC)
• Documentation: Experience with markdown and, in particular, Antora for creating technical documentation
• Experience working with Healthcare Data, including HL7v2, FHIR and DICOM
• FHIR and/or HL7 Certifications
• Building software classified as Software as a Medical Device (SaMD)
• Understanding of EHR technologies such as EPIC, Cerner, etc.
• Experience implementation enterprise grade cyber security & privacy by design into software products
• Experience working in Digital Health software
• Experience developing global applications
• Strong understanding of SDLC – Waterfall & Agile methodologies
• Software estimation
• Experience leading software development teams onshore and offshore

We are a Ukrainian outsourcing company Join.To.IT, founded in 2012, and delivering software solutions across diverse business domains.
We focus on building long-term partnerships with our clients and delivering solutions that create real business impact. Our team consists of experienced professionals who take ownership of their work, value clear communication, and are committed to high standards in everything they do.
At Join.To.IT, we create an environment where engineers can grow, influence technical decisions, and contribute to meaningful projects alongside a strong and supportive team. 

Responsibilities
Develop and maintain web applications using React.js
Participate in team and client calls, discussions, and troubleshooting sessions
Ensure high performance, responsiveness, and quality of applications
Maintain and improve code quality, structure, and scalability
Collaborate with cross-functional teams (backend, QA, design)
Provide occasional support for business or customer-related requests
Take ownership of tasks and contribute to continuous improvement

Requirements
1+ year of commercial experience with React.js, Redux, and TypeScript
Strong knowledge of JavaScript  
Experience working with AI agents - Claude code | Cursor | windserf | Codex GPT | Antigravity
Familiarity with Figma tools
Project estimation skills
Experience working with WebSockets
Proficiency in HTML5, CSS3, and CSS preprocessors (Sass/Less)
Experience with Git and version control workflows
Experience working on complex systems in a team environment
Strong communication skills and collaborative mindset
Upper-Intermediate (B2+) English or higher

Nice to Have 
Familiarity with Docker or basic DevOps practices
AWS, Digital Ocean

We Offer
Office-based or hybrid work format (Kyiv, near Vasylkivska metro station with shelter, Starlink and uninterrupted power supply)
Free gym access near the office
Paid vacation and sick leave
Compensation for professional courses and development
Supportive and loyal management

Our marketing team is looking for a teamplayer who can cover and maintain lead generation activities at the project. If you are looking for a company where you’d like to apply your relevant experience and check the potential of your ideas - CodeLions might be the place just right for you.

Requirements:

•  1+ years experience in Lead generation and LinkedIn outreach
• experience with other lead generation channels
•  able to come up with creative solutions 
•  good communication and self-management skills
•  level of English: Upper-Intermediate

Responsibilities:

In cooperation and with help of our marketing team you’ll set up and maintain communication with prospects via LinkedIn and email (on the start) and other relevant sources (in time). Your tasks will be:

• development of thoughtful, and relevant outreach

  -more often: reacts, comments, messages, connection requests, emails

  -less often: publishing ready posts, making reposts

… to attract and nurture leads with goal to schedule introductory call or meeting 

• aligning your approach with current ICP & Persona requirements, while providing feedback for improvement and new hypothesis
• collaborate and communicate with sales, marketing and development departments to share and process important updates in a timely manner
• maintaining accurate and up-to-date records of all required interactions and statuses in the CRM system 
• filling up assigned parts of team and analytic reports 

Would be a big plus: an experience with Sales Navigator, Pipedrive CRM and LinkedHelper (or similar tools)

We are a Ukrainian outsourcing company Join.To.IT, founded in 2012, and delivering software solutions across diverse business domains.
We focus on building long-term partnerships with our clients and delivering solutions that create real business impact. Our team consists of experienced professionals who take ownership of their work, value clear communication, and are committed to high standards in everything they do.
At Join.To.IT, we create an environment where engineers can grow, influence technical decisions, and contribute to meaningful projects alongside a strong and supportive team. 

Responsibilities
Develop and maintain backend functionality using Python
Support and improve existing projects and solutions
Participate in project estimation and planning
Conduct code reviews and ensure code quality standards
Collaborate with cross-functional teams to deliver scalable and efficient solutions

Requirements 
1+ years of commercial experience in Python development
Upper-Intermediate (B2+) English or higher
Experience with frameworks: Django, DRF, FastAPI
Strong knowledge of databases: PostgreSQL, Redis
Experience with task queues (Celery)
Experience working with AI agents: Claude code | Cursor | windserf | Codex GPT | Antigravity
Familiarity with Docker or basic DevOps practices
Project estimation skills
Understanding of business logic and processes
Strong communication and teamwork skills
Good time management and self-organization
Motivation to learn and grow professionally

Nice to Have
Basic Frontend knowledge

We Offer
Office-based or remote work format (Kyiv, near Vasylkivska metro station with shelter, Starlink and uninterrupted power supply)
Free gym access near the office
Paid vacation and sick leave
Compensation for professional courses and development
Supportive and loyal management