Jobs at Djinni

Meet the YozmaTech YozmaTech isn’t just another tech company – we’re a global team of go-getters, innovators, and A-players helping startups and product companies scale smarter and faster. We build dedicated development teams across 10+ countries, creating strong, long-term partnerships based on trust, transparency, and real impact. Here, every idea counts. We value people who are proactive, open-minded, and ready to grow. If you’re passionate about building meaningful products and want to join a team that feels like family – you’ll feel right at home with us.

Our client is in the process of solving one of the biggest pain points for B2B service providers: getting paid on time by providing an effortless, first-of-its-kind automated platform. In a $74B market and backed by renowned investors, frees businesses from manual work hassle and high operational costs, allowing employees and managers to focus their time on growing their businesses instead. As we enter our hyper-growth stage, this is a rare opportunity to join an amazing team that is on its way to revolutionizing B2B payments.

We're on the lookout for an exceptional Backend Engineer to join our team and become a key player in shaping the future of our products and company. This is your chance to be a significant building block at this thrilling and pivotal moment before we soar to even greater heights.

Key Requirements:
🔹 An experienced Backend Engineer with a minimum of 4 years in the field
🔹 Hands-on proficiency in Go — must have;
🔹 Hands-on proficiency in TypeScript — strong advantage;
🔹 Experience in system architecture and design - a plus
🔹 Experience with processes such as TDD / Extreme Programming / Kanban - a big plus.
🔹 Experience with GCP, AWS, or other cloud providers - a plus
🔹 Familiarity with database systems (e.g., PostgreSQL)- a big plus.
🔹 Experience in designing, prioritizing and leading software projects - a plus
🔹 Can juggle at least three flaming chainsaws while riding a unicycle
🔹 B.Sc. in Computer Science (or equivalent).
🔹 English – Upper-Intermediate or higher.

Will be plus:
🔹 Experience working in a startup company.

What you will do:
🔹 Scope, design, and implement high-performance APIs and services
🔹 Collaborate with engineers and product managers to deliver robust solutions in short development iterations
🔹 Develop maintainable and clean code with heavy reliance on developer testing
🔹 Make thoughtful trade-offs based on business priorities, user needs, and a sustainable technical foundation;

Interview stages:
🔹 HR interview;
🔹 Technical Interview
🔹 Design Interview / Design Task
🔹 Final Interview (Optional)
🔹 Reference Check;
🔹 Offer;
 

Meet the YozmaTech

YozmaTech isn’t just another tech company – we’re a global team of go-getters, innovators, and A-players helping startups and product companies scale smarter and faster.
We build dedicated development teams across 10+ countries, creating strong, long-term partnerships based on trust, transparency, and real impact.
Here, every idea counts. We value people who are proactive, open-minded, and ready to grow. If you’re passionate about building meaningful products and want to join a team that feels like family – you’ll feel right at home with us.

We are looking for someone who:

🔹Uses advanced AI coding tools and agents as an integral part of the software development lifecycle.
🔹Knows how to use AI effectively for coding, debugging, testing, code exploration, refactoring, documentation, and technical research.
🔹Can design effective workflows around AI rather than relying on simple prompting.
🔹Can identify engineering tasks and processes that can be automated or significantly accelerated with AI.
🔹Understands both the capabilities and limitations of AI-generated code and applies strong engineering judgment when reviewing and deploying it.
🔹Bonus: has built internal AI tools, agents, automation workflows, or AI-powered product capabilities.
 

Key Requirements:

🔹 5+ years of professional software development experience, primarily in backend development;
🔹 Strong experience designing and building production-grade services and APIs;
🔹 Strong software engineering fundamentals, including system design, data structures, clean code, and scalable architecture;
🔹 Strong experience working with C# / .NET ;
🔹 Strong experience with SQL and relational databases, preferably MySQL;
🔹 Experience working with AWS or other cloud platforms;
🔹 Experience with distributed systems, high-scale environments, and production troubleshooting;
🔹 Experience integrating with complex external APIs and third-party platforms;
🔹 Strong ownership mindset — comfortable taking a problem from initial definition through production;
🔹 Strong communication and collaboration skills;
🔹 Ability to independently explore unfamiliar domains and technologies and quickly turn them into working solutions;
🔹 English – Upper-Intermediate or higher.

What you will do:

🔹Design, develop, and own scalable backend services and APIs supporting our social advertising capabilities;
🔹 Build and maintain integrations with leading social platforms such as Meta, TikTok, YouTube, and other advertising ecosystems;
🔹 Take end-to-end ownership of features — from technical design and implementation through production rollout, monitoring, and optimization;
🔹 Work with complex third-party APIs, authentication flows, data models, platform limitations, and constantly evolving external integrations;
🔹 Build reliable, high-scale distributed services operating in a cloud production environment;
🔹 Develop a deep understanding of the product and business use cases, and contribute to product and technical decisions — not only implementation;
🔹 Identify opportunities to simplify systems, automate processes, and improve engineering velocity;


Interview stages:
🔹 HR Interview YozmaTech;
🔹 Technical Interview;
🔹 Live Coding Session;
🔹 Interview with CTO;
🔹 HR Interview;
🔹 Reference Check;
🔹 Offer.

 

Hey there!

We're Growth Channel a friendly team with Ukrainian roots, now based in Austin, Texas. We're building some cool stuff in AI and marketing tech, and we're looking for a Software Engineer (Python) to join our growing team.

What we're looking for:

• 4+ years of experience working with Python
• Solid skills in Django or FastAPI
• Strong database skills, schema design, and writing queries that stay fast as data grows
• Good general understanding of service-to-service communication — REST, webhooks, queues, retries, and auth between services. A lot of our system is instances talking to each other
• Great communication skills — you explain trade-offs clearly, ask questions early, and work well with a distributed team

Bonus points if you:

• Have some experience with JavaScript
• Know your way around AWS
• Have worked with async workers, background jobs, or event-driven systems
• Have touched AdTech, MarTech, or analytics-heavy products

What you'll be working on:

• Building and improving REST APIs
• Working on AI integrations
• Designing and maintaining the communication layer between our services
• Connecting our app with external tools and services
• Helping design and plan new features and system architecture

What we offer:

• Competitive salary with regular performance reviews
• Flexible working hours — work when you're most productive
• Supportive management and interesting projects
• A chance to grow your skills and career with us
• A collaborative, friendly team where your ideas really matter

Our hiring process:

• Quick intro call — 15–20 min
• Technical interview — 45–60 min
• Chat with our CEO — 30 min to learn more about the project

About Growth Channel

We're an AI-powered marketing intelligence platform that helps marketers plan, launch, and optimize campaigns across 150+ channels all from one easy dashboard.

If this sounds like your kind of gig, we'd love to hear from you! 🙌

Manual QA Engineer (AI Testing Focus) Quality Geek

Quality Geek is looking for a detail-oriented Manual QA Engineer with hands-on experience in AI testing. The ideal candidate combines strong analytical skills, clear communication, and a high sense of ownership and responsibility.

What You’ll Do

• Participate in daily standups and actively contribute to team discussions
• Quickly adapt to evolving requirements and keep all related documentation accurate and up to date
• Break down feature requests, identify gaps between expected and actual behavior, and clearly describe how the system should work
• Perform thorough pre-release and post-release testing
• Execute comprehensive feature testing across AI-powered functionality
• Analyze features early in the development cycle, provide constructive feedback, and suggest improvements that align with product goals
• Provide suggestions on improving the process using AI. 
• Using AI daily during manual excecution \ planning etc. 

What We’re Looking For

• Solid background in requirement analysis and the ability to turn vague ideas into clear, testable expectations
• Excellent written and verbal communication skills
• Strong sense of ownership and responsibility — you take pride in shipping high-quality software
• Experience with testing AI systems, or using AI for testing. 

If you thrive in a fast-moving environment, care deeply about product quality, and want to help shape AI features, we’d love to hear from you.

Location: New York, NY or San Francisco, CA (Hybrid / On-site)

Employment Type: W-2 Contract or Full-Time (Must be authorized to work on W-2 in the US without sponsorship)

Experience: 3+ Years

Job Summary

We are seeking a Cloud FinOps Engineer to drive cloud cost optimization and financial accountability across massive multi-cloud infrastructure environments. You will partner with finance and engineering to balance performance with cost efficiency.

Key Responsibilities

• Analyze cloud usage patterns and identify cost reduction opportunities across AWS, Azure, and GCP.
• Implement automated tagging, budgeting alerts, and resource right-sizing policies.
• Establish KPIs and reporting dashboards to track unit economics and cloud spend efficiency.
• Guide engineering teams on cost-conscious architecture design without sacrificing system reliability.

Requirements

• Minimum 3 years of experience in Cloud FinOps, DevOps, or cloud financial management.
• Deep knowledge of AWS Cost Explorer, Azure Cost Management, Kubernetes resource quotas, and Datadog.
• Strong analytical skills with the ability to communicate financial data clearly to technical stakeholders.
• Valid W-2 work authorization in the United States (no C2C or cross-border arrangements).
  
  Sound like a fit?
  Apply now and our recruiting team will get back to you.

Location: New York, NY or San Francisco, CA (Hybrid / On-site)

Employment Type: W-2 Contract or Full-Time (Must be authorized to work on W-2 in the US without sponsorship)

Experience: 3+ Years

Job Summary

Our client is looking for an LLMOps / MLOps Specialist to automate and govern the lifecycle of enterprise generative AI applications. You will bridge the gap between machine learning research and reliable production deployment.

Key Responsibilities

• Build and maintain end-to-end CI/CD pipelines for machine learning and LLM applications.
• Implement robust model evaluation, monitoring, and observability frameworks (MLflow, LangChain, Arize).
• Manage vector databases and retrieval-augmented generation (RAG) pipelines at scale.
• Ensure data privacy, model safety, and compliance standards are enforced across all deployments.

Requirements

• Minimum 3 years of experience in MLOps, ML engineering, or backend systems focused on AI workflows.
• Hands-on experience with vector databases (Pinecone, Milvus, Qdrant) and orchestration frameworks (LangChain, LlamaIndex).
• Solid software engineering background in Python and containerized environments.
• Valid W-2 work authorization in the United States (no C2C or cross-border arrangements).
  
  Sound like a fit?
  Apply now and our recruiting team will get back to you.

Location: New York, NY or San Francisco, CA (Hybrid / On-site)

Employment Type: W-2 Contract or Full-Time (Must be authorized to work on W-2 in the US without sponsorship)

Experience: 3+ Years

Job Summary

We are seeking an AI / ML Infrastructure Engineer to join our client's high-performance engineering team. You will design, scale, and optimize the underlying infrastructure powering large-scale generative AI and machine learning models in production.

Key Responsibilities

• Architect and scale high-performance GPU clusters (NVIDIA hardware) for model training and low-latency inference.
• Optimize model serving pipelines using Triton Inference Server, vLLM, and TensorRT.
• Collaborate with data scientists and MLOps engineers to streamline distributed training workflows.
• Monitor, troubleshoot, and optimize cloud infrastructure costs and performance bottlenecks.

Requirements

• Minimum 3 years of hands-on experience in ML infrastructure, systems engineering, or DevOps roles.
• Strong proficiency in PyTorch, CUDA ecosystem, and container orchestration (Kubernetes, Docker).
• Deep experience with cloud providers (AWS, GCP) and Infrastructure as Code (Terraform).
• Valid W-2 work authorization in the United States (no C2C or cross-border arrangements).
  
  Sound like a fit?
  Apply now and our recruiting team will get back to you.

Location: New York, NY or San Francisco, CA (Hybrid / On-site)

Employment Type: W-2 Contract or Full-Time (Must be authorized to work on W-2 in the US without sponsorship)

Experience: 3+ Years

Job Summary

We are hiring a Senior Cloud Security Architect to design and enforce robust zero-trust security frameworks for enterprise cloud environments. You will secure multi-cloud architectures, container workloads, and AI infrastructure pipelines.

Key Responsibilities

• Design and implement zero-trust network architectures, identity and access management (IAM) policies, and encryption standards.
• Conduct threat modeling, security code reviews, and vulnerability assessments for cloud deployments.
• Ensure compliance with industry standards and federal frameworks (SOC 2, ISO 27001, FedRAMP).
• Partner with engineering teams to embed security best practices early in the development lifecycle (DevSecOps).

Requirements

• Minimum 3 years of experience in cloud security architecture, DevSecOps, or information security.
• Strong expertise in AWS/GCP security tools, Kubernetes security, and network segmentation.
• Relevant security certifications (CISSP, CCSP, or AWS Certified Security) are a strong plus.
• Valid W-2 work authorization in the United States (no C2C or cross-border arrangements).
  
  Sound like a fit?
  Apply now and our recruiting team will get back to you.

About the role

Senior Software Engineer (Back End, NY) who will work alongside the Heads of Engineering, Product, and Clinical Operations to design and deliver systems that make recovery more human, accessible, and scalable, while taking ownership and working with autonomy at the intersection of health, technology, and purpose.

Responsibilities

• Architect robust, stable software to deliver essential healthcare to thousands of patients
• Deliver consistently on sprints and projects across backend infrastructure
• Own specifications and tickets with self-sufficiency and independence
• Balance speed and quality, with a focus on tangible results
• Partner closely with clinicians, operations experts, and care providers to find new solutions for product and processes
• Close gaps in specifications and business logic
• Ensure code delivers on the underlying use case
• Report directly to the Head of Engineering and extend their capacity across projects
• Have a humble, growth-oriented mindset with a desire to consistently improve and outperform

Required Skills

• 5+ years of experience building complex backend services for mobile, web, and data services
• 2+ years of technical leadership experience
• Ability to collaborate with the rest of the team and organize your own work
• Previous success building and shipping large-scale web services with a mindset of empathy for the user
• Understanding of computer science and fundamental concepts of software engineering
• Proficient in at least one of: Ruby on Rails, PHP, JavaScript, or other server-side language
• Location & Work Format: Must be currently located in the United States with full authorization to work on a W2 employment basis full-time in the office.
• Language: Professional working proficiency in English (both spoken and written).

Preferred Skills

• Experience working in health tech or at an early-stage startup
• GraphQL and REST web services
• Real-time data streaming
• AWS

Sound like a fit?

Apply now and our recruiting team will get back to you.

About the role

Build, test, deploy, and support Salesforce solutions using Apex, Lightning Web Components, Flow, APIs, and platform configuration. The developer works with consultants and architects to implement approved requirements using secure, scalable, and maintainable engineering practices.

Key responsibilities

• Develop Apex classes, triggers, asynchronous processes, Lightning Web Components, integrations, and automated tests.
• Build declarative solutions using Flow, validation rules, formulas, permissions, Lightning pages, and platform configuration.
• Translate user stories and technical designs into estimates, code, unit tests, deployment instructions, and support documentation.
• Integrate Salesforce with external applications using REST, SOAP, platform events, middleware, and secure authentication.
• Use source control, scratch orgs or sandboxes, continuous integration, automated testing, and controlled release processes.
• Troubleshoot defects, governor-limit issues, data problems, failed integrations, performance concerns, and production incidents.
• Participate in code reviews and follow secure-development, bulkification, test-coverage, and maintainability standards.
• Collaborate with business analysts, functional consultants, architects, QA engineers, and client technical teams.

Required qualifications

• Three or more years of hands-on Salesforce development experience.
• Strong Apex, SOQL, Lightning Web Components, JavaScript, Flow, and Salesforce data-model skills.
• Experience with REST or SOAP APIs, asynchronous Apex, platform events, security, and governor limits.
• Hands-on experience with Git, Salesforce DX, sandboxes or scratch orgs, CI/CD, testing, and deployment tools.
• Ability to interpret user stories and technical designs, estimate work, test changes, and communicate risks.
• Understanding of profiles, permission sets, sharing, CRUD and field-level security, and secure coding practices.
• Strong debugging, code-review, documentation, and production-support skills.
• Location & Work Format: Must be currently located in the United States with full authorization to work on a W2 employment basis full-time in the office.
• Language: Professional working proficiency in English (both spoken and written).

Preferred qualifications

• Salesforce Platform Developer I or Platform Developer II certification.
• Experience with MuleSoft, Experience Cloud, Revenue Cloud, Data Cloud, OmniStudio, or industry clouds.
• Knowledge of Jest, Apex testing frameworks, static analysis, packaging, and automated quality gates.
• Prior consulting or implementation-partner experience.

Sound like a fit?

Apply now and our recruiting team will get back to you.

We are looking for an experienced Middle Full-Stack Developer to join our team and work on an AI-driven project 🤖. This is an exciting opportunity to contribute to cutting-edge technology that is transforming data processing and analytics 📊. If you have strong expertise in both back-end and front-end development and enjoy working in a dynamic, innovative environment, we want to hear from you!

RESPONSIBILITIES

✅ Develop and maintain user-friendly interfaces using React.js.
✅ Build and optimize back-end services with Node.js and Nest.js.
✅ Collaborate with the team on architecture planning and product improvement.
✅ Implement best coding practices and contribute to technical discussions.

REQUIREMENTS

🔹 Strong experience with Node.js and back-end development.
🔹 Strong experience with React.js and front-end development.
🔹 Understanding of AWS, Terraform (as a plus)
🔹 AI agents and their development.
🔹 MCP server development.
🔹 Ability to work with large-scale data and optimize performance.
🔹 Proficiency in Nest.js and PostgreSQL for back-end development.
 

 WHAT WE OFFER

✨ Opportunity to work on AI-powered projects using modern technologies
✨ Flexible work schedule and remote-friendly environment 
 

If you're ready to take on new challenges, send us your resume and portfolio! 📩🔥

Про проєкт:
Інноваційний стартап, що працює на перетині AI та real-time комунікацій.
Мета — створити сучасний web-додаток із розумними алгоритмами, швидкою взаємодією та self-hosted інфраструктурою.

Ваші задачі:

• Розробка та підтримка web-додатку на Next.js.
• Інтеграція real-time функцій через WebRTC / LiveKit.
• Робота з Supabase (Postgres), включно з локальним розгортанням.
• Створення інтерфейсів із Tailwind CSS + shadcn/ui.
• Оптимізація архітектури, CI/CD, GitOps, деплой на Vercel.
• Активне використання AI-інструментів (ChatGPT, Gemini, Claude, Cursor) у процесі розробки.
   

Основні вимоги (Must-have):

• Глибокі знання Next.js та екосистеми React.
• Досвід Full-stack розробки на TypeScript / JavaScript.
• Практичний досвід роботи з WebRTC (чат або відео-застосунки).
• Знання одного з ORM — Drizzle (перевага) або Prisma.
• Володіння Git / GitOps.
• Регулярне використання AI-асистентів у розробці.
   

Буде плюсом:

• Інтеграція Stripe або робота з Firebase.
• Знання Docker, GitLab CI/CD, досвід налаштування пайплайнів.
• Розуміння Cloudflare Workers або Edge Computing.
• Базові знання Python

CXntury is looking for a Full-Stack Developer who enjoys taking ownership and building features end-to-end — from database to UI.

You’ll work with a production product, improve an existing codebase, and use AI coding tools as a real part of your everyday engineering workflow.

What you’ll work with

• Node.js + React
• JavaScript / TypeScript
• Firebase: Cloud Functions (2nd gen), Firestore, Auth, Hosting, Emulator Suite
• Google Cloud: Cloud Run, Cloud Tasks, Cloud Logging
• Stripe: Connect, PaymentIntents, refunds, webhooks, holds & captures, idempotency

• GitHub Actions and CI/CD

   

What we’re looking for

• 1+ year of commercial experience shipping production software as a Full-Stack Engineer
• Strong Node.js and React skills
• Experience working with and maintaining a large existing codebase
• Ability to make focused improvements instead of rewriting everything from scratch
• Production experience with Firebase and Stripe
• Comfortable owning a feature independently — backend, database, frontend and deployment
• Daily hands-on experience with AI coding tools like Claude Code, Cursor, Copilot or similar
• You know how to use agentic AI workflows and, more importantly, how to review AI-generated code critically

• English B2+ for daily written communication

   

What we offer

• 🌍 International team and product
• 💻 Remote-friendly environment
• 🤖 AI-first engineering culture
• 🚀 Real ownership and autonomy
• 📈 Opportunity to grow with the product

• 🤝 Small team with direct communication and minimal bureaucracy

   

Ready to build, improve and ship? Let’s talk!

About us

CXntury is an IT company specializing in web and mobile development, UI/UX design, and AI solutions.

We are looking for a motivated and communicative person who wants to start a career in IT and sales. 
 

Responsibilities

• Search for potential clients for our IT services.
• Research companies and identify decision-makers.
• Find and collect leads using LinkedIn, email, and other channels.
• Conduct initial communication with potential clients.
• Maintain and update lead databases in CRM / Notion.
• Collaborate with the team to achieve common goals.

Requirements

• English level: B1 or higher.
• Strong motivation to learn and develop in IT and lead generation.
• Good communication and research skills.
• Attention to detail and ability to analyze information.

• Self-organization, responsibility, and a results-oriented mindset.

   

Will be a plus, but not required:

• Experience with LinkedIn, CRM tools, or email outreach.

• Basic understanding of the IT industry, outsourcing, or outstaffing.

   

What we offer

• An opportunity to start your career in IT without previous experience.
• Training, guidance, and support from the team.
• Remote work.
• Full-time schedule: Monday to Friday, 10:00–19:00.
• Opportunities for professional and career growth.

• Compensation: base salary + KPI bonus + performance-based bonuses.

   

Ready to start your career in IT?

Send us your CV 💙

Join a team developing a large-scale cloud-native platform for a leading telecommunications company serving millions of users worldwide. We are looking for a Junior Full-Stack Engineer with strong Python skills and practical experience with React who is eager to grow in a modern engineering environment.

You will contribute to a data-intensive product focused on APIs, integrations, and scalable distributed systems while collaborating with international teams in an Agile setup. We at Sigma Software create opportunities for engineers to work with modern technologies, gain mentorship from experienced specialists, and build solutions used in global markets.

This role offers hands-on experience with cloud infrastructure, Kubernetes, modern Front-end and Back-end technologies, and enterprise-scale architecture in a supportive and growth-oriented environment.

Customer

Our Customer is a leading Swedish telecommunications company delivering innovative technology solutions across complex infrastructure environments. Operating internationally and serving millions of users, the company focuses on scalable digital ecosystems, cloud-native transformation, and reliable integration between distributed systems.

Project

The project is a Product Information Service — a scalable cloud-native platform designed to manage product-related data and support integration across multiple enterprise systems. The solution enables efficient data management, API development, and seamless interoperability between platforms while ensuring reliability and scalability for large volumes of information.

The team develops both Front-end and Back-end components of a modern web-based application and follows Agile practices with close collaboration across engineering and business teams.

Key Technologies: Python, React, TypeScript, PostgreSQL, Kubernetes, GitLab CI, Microsoft Azure, REST APIs

Requirements

• 2+ years of professional software development experience with Python
• Experience working with SQL databases, preferably PostgreSQL
• Working knowledge of TypeScript and React
• Understanding of REST APIs and web application architecture
• Basic understanding of cloud infrastructure and application deployment
• Familiarity with Kubernetes and containerized applications
• Basic knowledge of CI/CD practices and tools such as GitLab CI
• Experience working in Agile development environments
• Strong problem-solving and communication skills

• Intermediate or higher English level

   

WILL BE A PLUS

• Experience with Next.js
• Experience with Microsoft Azure, especially AKS
• Familiarity with MCP and RAG-based systems
• Mathematical background

Personal Profile

• Eager to learn and develop within a collaborative engineering team
• Responsible and proactive in daily work
• Strong attention to detail and code quality
• Good communication and teamwork skills
• Open to feedback and continuous improvement

Responsibilities

• Contribute to the development and maintenance of Back-end and Front-end components of a data-intensive platform
• Assist in designing and implementing REST APIs and integrations with internal systems
• Develop and maintain database-related functionality and data processing logic
• Write and maintain unit and integration tests
• Participate in code reviews and improve coding practices based on feedback
• Collaborate with developers, QA engineers, and stakeholders in an Agile environment
• Participate in sprint planning, backlog grooming, estimations, and other Agile ceremonies
• Support technical documentation and knowledge-sharing activities
• Continuously improve technical skills with mentorship from senior engineers