Jobs at Djinni

Vacancy description

We are looking for a proactive and motivated Junior .NET Developer to join our team working on a large-scale financial planning system for a U.S.-based investment management company The platform helps financial advisors build and manage retirement income strategies for high-net-worth individuals using predictive analytics, investment forecasting, and income modeling tools.

Required skills

We expect you to have: 0.5–1+ years of commercial experience with .NET / C#, СSS, Blazor Understanding of OOP, REST APIs, and relational databases Basic knowledge of front-end development (JavaScript is a plus) Eagerness to learn, grow, and follow clean code principles English – intermediate or higher (written and spoken)

Would be a plus

Would be a plus: Experience with ASP.NET Core Familiarity with Azure or cloud-based development Understanding of financial domain basics Join us to build a meaningful product used by real financial advisors helping clients make life-changing financial decisions.

Responsibilities

You will: Work with experienced developers, analysts, and QA engineers in a collaborative team Take part in development of key modules under supervision Contribute to implementation, testing, and optimization tasks

We are looking for a Web3 Backend Developer to work on a new blockchain-based product. This is a long-term project focused on building a platform for secure interaction with digital assets, smart contracts, and integrations with DeFi/NFT services.

Requirements:

• 3+ years of commercial experience in Web3/Blockchain development
• Hands-on experience with Ethereum / EVM-compatible networks
• Strong knowledge of Solidity (smart contract development and optimization)
• Experience integrating with blockchain via Web3.js / Ethers.js
• Proficiency in JavaScript / TypeScript
• Understanding of DeFi/NFT concepts and token standards
• Experience with Git, CI/CD

• English: Upper-Intermediate (spoken and written)

   

Responsibilities:

• Develop and optimize smart contracts
• Integrate blockchain components with backend and frontend applications
• Write tests and perform security audits
• Collaborate closely with developers, QA engineers, and the Project Manager

What we offer:

• Fully remote position
• Friendly team and supportive environment
• Standard working hours, no overtime or weekend work

We’re looking for a proactive and results-driven IT Recruiter to join our team!
 

What we expect from you:

- 1+ year of experience in IT recruitment
- Completed HR/Recruitment courses
- English level: B1–B2
- Experience in closing both technical and non-technical positions
- Ability to work independently and meet deadlines
- Strong communication skills and ability to select relevant candidates according to job requirements
 

What you’ll do:

 – Manage the full recruitment cycle: sourcing, screening, interviewing
 – Collaborate with hiring managers to clarify job requirements
 – Communicate with candidates and maintain a positive candidate experience
 – Present qualified candidates in a timely manner skills

What We Offer:

- A work culture built on mutual success, trust, and continuous growth;

- Competitive compensation with clearly scheduled salary reviews and raises;

- A high-performing project management team and an inspiring atmosphere of camaraderie;

- The opportunity to lead a talented team of top-tier developers and designers;

- Sports compensation to help you stay active and energized;

- Paid vacation and sick leave — because your well-being matters;

- Comprehensive health insurance coverage;

- A modern, comfortable office in the center of Lviv;

- An amazing team, warm atmosphere, and engaging corporate events.

Cowchain blockchain development company is actively looking for Solidity Developer to join our development team.

About us:
Cowchain have successfully completed 120+ projects mainly on EVM-based blockchains such as Ethereum, Polygon, Arbitrum, Base including Coinmarketcap leaders with 180M+ total capitalization and 20M+ daily trading volume in Move2Earn, Play2Earn and DeFi industries.

Required skills:
— Around 2 year+ commercial experience in smart contract development on Solidity
— Hardhat/truffle/Foundry
— ERC721/ERC1155/ERC20/Chainlink
— JIRA, gitflow
— Node.js experience
— Web3/Etheres libraries
— LayerZero
— PDAs/CPI, SPL Token/Token-2022, Anchor testing, program accounts

Tech stack:
— Solana (Rust + Anchor)
— Solidity
— Blockchain EVM-compatible chains DApp development
— Smart contracts development

What will you do:
— Smart contracts development for DeFi, NFT, GameFi solutions
— Integration of smart contract to ReactJs frontend
— Bugfixes and support existing solutions
— Participate in project architecture discussions
— Build solutions from scratch as well as join on-going development process
— Have fun;) 

What we offer:
— Flexible working schedule, remote work
— Competitive salary with bonuses for activities
— Ability to dive into fast-growing blockchain/crypto industry
— Work with modern tech stack (blockchain)
— Paid vacations, sick leaves
— 100% friendly/family team

Product:

We are the largest marketplace globally for healthcare analysis applications and different type of reports, capable of interpreting our internal healthcare data from various tests to offer clear solutions for improved health.

Our user base is expanding rapidly, and the personal genomics market is witnessing remarkable growth. We are venture-backed and are scaling quickly to address increasing consumer demand.

Key Responsibilities:

• Backend Architecture & Development: Design, build, and maintain scalable backend services using Node.js, Express.js and TypeScript
• AI/ML Integration: Develop and integrate AI/ML models, such as large language models (LLMs) or custom pipelines, into core platform features and applications to power intelligent agents or other capabilities.
• Native App Support: Provide backend support for native mobile applications, potentially involving the development of APIs that mobile apps consume.
• Cloud & Infrastructure: Utilize cloud platforms like AWS, managing services such as Lambda, ECS, and S3 for scalable, cloud-native solutions.
• API Development: Create and maintain REST APIs for communication between backend services, frontend applications, and third-party systems.

• Code Quality & Mentorship: Conduct code reviews, maintain high development standards, mentor junior developers, and ensure strong testing, observability, and CI/CD practices.

   

Required Skills and Experience:

• Programming Languages: Strong proficiency in JavaScript (Node.js), more than 6 years of commercial background
• AI/ML: Experience with developing or integrating AI/ML components, including LLMs and machine learning models.
• Cloud Platforms: Expertise in cloud-native development, particularly with AWS services.
• Databases & Queues: Experience with databases (e.g., MongoDB) and message queues for handling async processing.
• Native Development: Familiarity with native mobile development (iOS or Android) is often a plus.
• Software Design Principles: Deep understanding of application layering, scalability, resilience, and security best practices.
• APIs: Strong skills in designing and integrating REST APIs.

At Capgemini Engineering, the world leader in engineering services, we bring together a global team of engineers, scientists, and architects to help the world’s most innovative companies unleash their potential. From autonomous cars to life-saving robots, our digital and software technology experts think outside the box as they provide unique R&D and engineering services across all industries. Join us for a career full of opportunities. Where you can make a difference. Where no two days are the same.

We are seeking a highly skilled Senior Flutter QA Engineer to join our mobile development team. This role is ideal for someone with a strong background in mobile testing, a deep understanding of Flutter, and a passion for delivering high-quality user experiences across platforms.

Responsibilities:

• Mobile Application tester preferably exposure in testing using Flutter
• Design and execute test cases for mobile applications built on Flutter
• Perform functional, usability, compatibility, performance, and security testing across Android and iOS platforms
• Collaborate with developers and product teams to understand app functionalities and ensure quality standards are met
• Identify, document, and track bugs and inconsistencies using tools like JIRA or Confluence

• Conduct post-release and post-implementation testing to validate fixes and enhancements.

   

Technical Skills Required:

• Flutter Testing Frameworks: Experience with Flutter’s built-in testing tools
• Programming Languages: Familiarity with Dart (Flutter), Java, Python, and scripting for automation
• Mobile Platforms: Hands-on testing experience on both Android and iOS native and hybrid applications
• CI/CD Integration: Ability to integrate testing into CI pipelines and maintain test infrastructure
• Agile/SCRUM project environments
• Event-driven UI automation

• Mobile cloud platforms and device farms.

   

What you will love about working here?

• We care about all our employees and want them to feel as comfortable as possible. That's why we offer them health insurance from the first days, regardless of the probationary period.
• The gift from the company - Christmas holidays from 25 December to 31 December.

• Сooperation with Superhumans center and Veteran HUB. Capgemini Engineering has supported the launch of psychological rehabilitation department of Superhumans. Our team also donnated over UAH 500 000 prosthetics for three Ukrainian defenders. Currently, we support psychological counseling provided by the Veteran Hub, and we have implemented a internal policy making the company friendly to military and veterans with the assistance of the Hub.

   

Capgemini is a global business and technology transformation partner, helping organizations to accelerate their dual transition to a digital and sustainable world, while creating tangible impact for enterprises and society. It is a responsible and diverse group of 340,000 team members in more than 50 countries. With its strong over 55-year heritage, Capgemini is trusted by its clients to unlock the value of technology to address the entire breadth of their business needs. It delivers end-to-end services and solutions leveraging strengths from strategy and design to engineering, all fueled by its market leading capabilities in AI, generative AI, cloud and data, combined with its deep industry expertise and partner ecosystem.

Mirko
Mirko Solutions is an International Global team of charged people, ready to work for results. We provide a full range of services in the development and support of websites, platforms, CRM, applications for Android and iOS. We continue growing rapidly, so now we are looking for a proactive  PHP developer.

In this role, you will:

🔸collaborate with the development team to design and implement high-quality, maintainable PHP code for web applications;

🔸debug, test and troubleshoot code to ensure optimal performance, security and reliability;

🔸participate in the development of new features and functionalities, from concept to deployment;

🔸work on database design, optimization and data integration tasks.

Main requirements:

🔸 2 year+ of commercial experience with PHP (Symfony, Drupal, Laravel) is a MUST;

🔸strong desire to learn and develop as a PHP developer and explore new technologies;

Will be a plus:

🔸basic experience with CodeSniffer, PHPStan;

🔸basic knowledge of EasyAdmin, Docker;

🔸experience with API platforms;

🔸basic knowledge of RabbitMQ, Redis, S3 bucket.

Stages of the vacancy process:

1) first interview with a recruiter (up to 30 minutes)

2) technical interview (up to an hour)

3) final interview with the team leader and the head of HR.

In Mirko, we provide:

🔸competitive salary according to the qualifications;

🔸skills and salary reviews after every 6 months of work;

🔸remote work or comfortable working environment in office in the center of Lutsk;

🔸experienced colleagues, who are ready to share knowledge;

🔸the ability to switch projects, technology stacks, try yourself in different roles;

🔸friendly atmosphere, concern for the comfort of specialists.

We are looking forward to having an active, interesting and promising PHP developer in our team!

Про компанію MirkoMirko Solutions is a young team of charged people, ready to work for results. We provide a full range of services in the development and support of websites, platforms, CRM, applications for Android and iOS. Our company specialises in business automation mainly Healthcare, eCommerce, Events, Education, and others for clients from USA, Canada, EU, Australia.

English: Intermediate+

We’re building an MVP for an AI-driven cross-platform mobile app (iOS/Android) with features similar to Perplexity/ChatGPT: real-time chat streaming, mentors marketplace, attachments, citations, push notifications, i18n, and offline caching. Backend is already in place.

Requirements:

• 3+ years of commercial Flutter development experience (iOS/Android)
• Experience with SSE/WebSocket or chunked HTTP streaming in Flutter
• Strong API integration skills (Auth, CRUD, pagination, caching)
• Experience with Firebase (push notifications, deep links, analytics)
• Ability to implement complex UI from Figma, responsive layouts, dark/light themes
• Understanding of i18n, accessibility, offline modes
• Familiarity with CI/CD pipelines (Codemagic/GitHub Actions)

We are looking for an experienced Blockchain Engineer to join the development of a modern blockchain platform. The project focuses on creating secure and transparent solutions for digital assets and smart contracts in the decentralized finance space.
 

Requirements:

• 3+ years of blockchain development experience
• Experience writing smart contracts in Solidity, Rust, or similar languages
• Hands-on experience with Ethereum / EVM-compatible networks and Web3 frameworks
• Strong understanding of blockchain principles, cryptography, and decentralized systems
• Experience with testing, deployment, and auditing smart contracts
• Backend knowledge (Node.js, Python, Go) is a plus
• English: Upper-Intermediate (spoken and written)
   

Responsibilities:

• Develop, test, and deploy smart contracts
• Build and maintain backend services for blockchain interactions
• Ensure system security, stability, and scalability
• Integrate blockchain components with external services and APIs
• Collaborate with the team and follow best development practices
   

What we offer:

• Fully remote work
• Friendly working atmosphere
• Standard working hours

Project Description

Join a small, close-knit team building and supporting Cloud-based Data Integration Infrastructure and Data Connectivity components including Web Data, File Access, etc.

Required Skills and Experience

• A bachelor’s degree in computer science or a related discipline or related work experience equivalent to a four-year college degree program is normally required
• 5 or more years test automation experience
• Experience using scripting languages to create testing tools and automation, specifically JavaScript
• Must be able to analyze functional test plans to derive a set of automation objectives which are thorough, optimal and complete.
• Demonstrate ability to efficiently design, implement and execute automated test suites
• Must understand object-oriented programming and be able to write modular and extensible code
• Must be able to research and interview effectively to obtain technical information for automation tasks
• Ability to understand the technical design of the automation framework and formulate innovative ideas for extending the framework to better address automation needs
• Some experience using Amazon Web Services, Google Cloud Platform and/or Microsoft Azure is preferred
• Domain and technical experience in the area of databases, data formats and protocols, and data access using data and integration technologies/APIs such as ODBC, JDBC, REST, XML, JSON, etc. is a plus
• Systems Management experience a huge plus
• Excellent communication skills, both verbal and written
• Experience with Agile development methods and iterative planning

Job Responsibilities

• Review market requirements, functional specifications and detailed design documents to derive test objectives
• Design and implement automated test scenarios
• Execute automated test suites and analyze results
• Design and execute manual test cases, as needed, based on test objectives
• Contribute to the maintenance and further development of the test automation framework
• Bootstrap, configure, populate and maintain test systems with third-party data sources for the purpose of automated and manual testing

Your future responsibilities:

• Network reliability engineering: How to cook networking in DC? How to meet SLA 99.0 for all network services? Build hybrid links? Establish VPN with EU region? — just a routine questions for guys
• Data center reliability engineering: Hardware, SAN, Hypervisors, Backups, Hybrid Clouds, PaaS are all about these guys
• Data base reliability engineering: Here we’re talking about Oracle, Postgres and a bit of Sybase. Perform second day operations like: backups, monitoring, upgrades, etc. To meet highest SLA ever for our databases guys jumps “behind the scenes” of development kitchen and helps with performance bottlenecks and application issues
• Platform operations: Here we’re cooking IaC, Configuration management on top of *nix systems (We have more than 2k VMs BTW). GitHub, CodeQL, ansible, monitoring are just 10% of tech words from this area
• Project “Codename”: This unit is about cutting-edge technologies (we’re fans of cloud-native landscape), rapid SDLC, engineering culture, and microservices which are replacing “legacy” systems

The team is committed to delivering reliable platform services for customers who are: developers, devops, QA. We’re tech heart of Raiffeisen Ukraine and everybody expects that heat is operating normally

Platform engineers are responsible for infrastructure provisioning automation (Terraform), building base images, automation of network services like DNS, CI/CD processes across bank services, service monitoring, Kubernetes infrastructure provisioning, service provisioning and automation for it. Platform operations team provides services for DevOps guys in domains, developers, other infrastructure engineers.

This team is about core automation, high reliability, and huge volume of support (operational burden, yeap we have it) which we must cut ASAP. Main goal here: 70% of time for engineering/experiments and 30% for support tasks.

Your skills and experience:

• Administrator MSSQL Server (On-Prem, AWS Cloud)
• Practical administration experience:SQL Server integration services (SSIS)

SQL Server report services (SSRS)

SQL Server analysis services (SSAS)

• Practical skills in building high availability solutions:

AlwaysON

Failover Cluster instance

• Practical experience in configuring and deploying SQL Server in the AWS Cloud, On-Prem.
• Ability to deploy instances of TFTG-code.
• Mastering the principles of SQL queries:

ability to write them

understanding the construction, use of indexes

analysis and optimization of queries

• Ability to apply in practice:

Query Store

Extended Events

SQL Profiler

• Practical experience in building database backup plans
• Database recovery after a crash and database maintenance planning
• Support of monitoring metrics, setting of triggers to prevent problems
• Writing documentation

Nice to have:

• Administration of PG, MySQL, Sybase
• Practical use of Git

We offer what matters most to you:

• Competitive salary: we guarantee a stable income and annual bonuses for your personal contribution. Additionally, we have a referral program with rewards for bringing in new colleagues to Raiffeisen Bank
• Social package: official employment, 28 days of paid leave, additional paternity leave, and financial assistance for parents with newborns
• Comfortable working conditions: possibility of a hybrid work format, offices equipped with shelters and generators, modern equipment. Classification: PUBLIC
• Wellbeing program: all employees have access to medical insurance from the first working day; consultations with a psychologist, nutritionist, or lawyer; discount programs for sports and purchases; family days for children and adults; in-office massages
• Training and development: access to over 130 online training resources; corporate training programs in CX, Data, IT Security, Leadership, Agile. Corporate library and English lessons. • Great team: our colleagues form a community where curiosity, talent, and innovation are welcome. We support each other, learn together, and grow. You can find like-minded individuals in over 15 professional communities, reading clubs, or sports clubs
• Career opportunities: we encourage advancement within the bank across functions
• Innovations and technologies: Infrastructure: AWS, Kubernetes, Docker, GitHub, GitHub actions, ArgoCD, Prometheus, Victoria, Vault, OpenTelemetry, ElasticSearch, Crossplain, Grafana. Languages: Java (main), Python (data), Go (infra, security), Swift (IOS), Kotlin (Android). Data stores: Sql-Oracle, PgSql, MsSql, Sybase. Data management: Kafka, AirFlow, Spark, Flink
• Support program for defenders: we maintain jobs and pay average wages to mobilized individuals. For veterans, we have a support program and develop the Bank’s veterans community. We work on increasing awareness among leaders and teams about the return of veterans to civilian life. Raiffeisen Bank has been recognized as one of the best employers for veterans by Forbes

Why Raiffeisen Bank?

• Our main value is people, and we support and recognize them, educate them and involve them in changes. Join Raif’s team because for us YOU matter!
• One of the largest lenders to the economy and agricultural business among private banks
• Recognized as the best employer by EY, Forbes, Randstad, Franklin Covey, and Delo.UA
• The largest humanitarian aid donor among banks (Ukrainian Red Cross, UNITED24, Superhumans, СМІЛИВІ)
• One of the largest IT product teams among the country’s banks. • One of the largest taxpayers in Ukraine; 6.6 billion UAH were paid in taxes in 2023.

Opportunities for Everyone:

• Rife is guided by principles that focus on people and their development, with 5,500 employees and more than 2.7 million customers at the center of attention
• We support the principles of diversity, equality and inclusiveness
• We are open to hiring veterans and people with disabilities and are ready to adapt the work environment to your special needs
• We cooperate with students and older people, creating conditions for growth at any career stage

Want to learn more? — Follow us on social media: 

Facebook, Instagram, LinkedIn

Required skills

— Project management of Remote banking solutions: Internet and mobile banking; management project executions terms and deadlines

— Real working experience with such projects

— Deep understanding of integration methods with Core Banking, Card Back-Office, Processings, etc.

— Analytic skills, gathering of functional and technical requirements, APIs with Remote banking systems and customer’s environment, JIRA

— Project documentation management

— Role of connector between customer side and company team

— Understanding and practice with project management methodologies

— Higher education is a must

— Technical English language

We offer

We offer a competitive and rewarding salary, as well as an intellectually and creatively stimulating work environment located in the very heart of Kyiv.

We are seeking a partner to support our Data Science and Engineering cluster with the Cloud Migration project. The goal of this initiative is to migrate all our services to the AWS Cloud while upgrading the codebase of our Scala-based services.
There is a chance that a cross-functional team will be needed for this project, not a single developer.

Full-time, remotely. CET time zone


Required:
• 5+ years of experience in Scala development
• Strong experience with Scala 2.x and Scala 3
• Familiarity with Shapeless and Scala 3 mirrors
• Deep understanding of Akka
• Experience with Pekko or Cats Effect + FS2
• Microservices & distributed systems experience
• AWS Cloud (ECS/EKS, S3, Lambda, EC2, etc.)
• Strong English communication skills

Would be a great plus:
• Experience migrating from Scala 2.12 to Scala 2.13 and Scala 3
• Migration from Shapeless to Scala 3 mirrors
• Migration from Akka to Pekko or Cats Effect + FS2

Who We Are Looking For:

We are seeking a proactive and ambitious Junior Sales Manager who is passionate about technology and sales. If you are eager to learn, grow in a dynamic environment, and start your career in international B2B sales, this is a great opportunity for you!

Responsibilities:

• Research and identify potential clients in the IoT and Cloud industries.

• Reach out to prospects via email, LinkedIn, and other communication channels.

• Qualify leads and schedule introductory calls with the sales team.

• Support the sales team with CRM data entry, follow-ups, and reporting.

• Assist in preparing presentations and sales materials.

• Participate in exhibitions and industry events (optional).

Requirements:

• Experience: 6+ months in sales, lead generation, or customer-facing roles (IT industry experience is a plus).

• Education: Bachelor’s degree in Business, IT, or a related field.

• Strong communication and interpersonal skills.

• Basic understanding of IT, Cloud, and SaaS concepts.

• Willingness to learn and develop sales techniques.

• Experience with CRM tools (or readiness to learn).

• Languages: Strong English (B2 or higher).

• Self-motivated, goal-oriented, and eager to grow in sales.

What We Offer:

• Structured onboarding and mentorship from experienced sales professionals.

• Competitive salary with a performance-based bonus system.

• Opportunities for international networking and career development.

• A supportive and dynamic team environment.

Are you ready to start your sales career in the IoT and Cloud industry? Apply now!

Who We Are Looking For:

An ambitious, driven, and energetic individual with a passion for sales and technology. Someone who is ready to take on challenges, work in a fast-paced environment, and close deals in the IoT and Cloud industries.

Responsibilities:

- Identifies, qualifies, and cultivates new sales opportunities through multiple mediums (email, phone, trade shows, inbound website leads, and more).

 - Maintains a high level of attention to detail managing all respective sales activities (notes, follow-ups, emails, call logs) within CRM tool.

 - Responds to inquiries via email, LinkedIn, other social networks.

 - Responsible for achieving aggressive weekly targets such as number of qualified opportunities per campaign, number of daily activities/tasks, call quality, appointment setting, and sales skills.

 - Qualifying potential opportunities and scheduling initial product presentations between prospects and our sales team.

 - Over time, Sales Manager will also be conducting product demonstrations for prospective customers and will develop into a product expert.

Requirements:

- Experience: 1+ year in sales (preferably in an international market, outside Ukraine)

 - Education: Bachelor's degree in industrial, engineering, or IT-related fields

 - Skills:

• Basic understanding of IoT, Cloud, SaaS, and PaaS
• Strong negotiation and deal-closing abilities
• Hands-on experience with CRM tools
• Experience in direct client communication and stakeholder management
• Ability to manage technical implementation or transformation programs
• Familiarity with modern cloud architectures
• Willingness to travel for exhibitions and seminars
•  - Languages: English (B2–A1 level)
•  - Mindset: High motivation, strong work ethic, and a results-driven approach
•  - Mobility: Readiness for business trips

What We Offer:

- A fast-growing and innovative work environment

 - Competitive salary with an attractive commission model

 - Opportunities for international networking and career growth

 - Dynamic and supportive team

 - Work flexibility: Hybrid / Remote options available

Are you ready to build your career in IoT and Cloud sales