Jobs Developers

Requirements:

• 3+ years of experience working with Salesforce;
• Experience with Apex, Lightning, JavaScript, SOAP/ REST APIs.
• Expert in the following clouds: Sales Cloud, Service Cloud, Experience Cloud.
• Experience with integration using various approaches;
• Excellent knowledge of Salesforce limits, ability to overcome the limits, ability to write highly scalable applications; knowledge of Salesforce strengths & weaknesses;
• Solid understanding of web technologies, OOP concepts & best practises, data structures, algorithms; ability to design & develop highly scalable functionality;
• Great knowledge of Database Design; experience analyzing queries, designing complex data structures;
• Experience debugging & reviewing code;
• Multiple Salesforce certifications demonstrating current skills as a developer;
• Experience with CI/CD and Salesforce DevOps-related tools;
• Upper-Intermediate and higher English level;
• Excellent communication skills;
• Proficiency with LLMs tools for Salesforce development.

Responsibilities:

• Developing and implementing new functionalities, alterations, and customizations of Salesforce applications;
• Customer support, liaising directly with the clients;
• Analyzing and reviewing business, functional, and technical requirements;
• Cooperating successfully with other engineers, developers, architects, Quality Assurance, and the management team in order to understand the needs of the project and deliver value to the customers;
• Participate in project team meetings and communicate effectively with other team members and clients;
• Participate in the application architecture design process with TAs;
• Mentorship of Trainee and Junior Salesforce developers.

We Offer:

• Highly experienced team with 10+ years of both tech and business backgrounds;
• Challenging and inspiring projects with the usage of modern technologies;
• Open communication and friendly atmosphere within the team;
• Competitive salary and regular performance reviews;
• Oodles of opportunities for your career;
• MacBook as working laptop;
• Paid business trips, relocation support;
• 18 working days paid vacation;
•  Flexible working schedule, employee-friendly HR policy;
• Reimbursement of professional Salesforce certification;
• Modern, full of sun, loft office with an open roof, cozy kitchen and marvelous park nearby;
• Tasty coffee from Chehovych Roastery.

Requirements:

• At least 2+ year of experience working with Salesforce platform;
• Good knowledge of Salesforce Platform including Security, Database, Declarative;
• Great knowledge of Apex, Visualforce & Lightning (LWC is a plus);
• Experience working with Sales & Service Cloud;
• Understand how SOQL & Aggregation works;
• Experience integrating Salesforce using various approaches;
• Good knowledge of algorithms, data structures and OOP concepts;
• Good knowledge of DB design;
• Solid understanding of web technologies and concepts (HTML, CSS, JS, HTTP, SSL, Routing, DNS, Cookies, Sessions, etc);
• One or more Salesforce certifications demonstrating current skills as a developer;
• Upper-Intermediate or higher English level;
• Excellent communication skills.

Responsibilities:

• Developing and implementing new functionalities, alterations, and customizations of Salesforce applications;
• Customer support, liaising directly with the clients;
• Analyzing and reviewing business, functional, and technical requirements;
• Cooperating successfully with other engineers, developers, architects, Quality Assurance, and management team in order to understand the needs of the project and deliver value to the customers;
• Participation in project team meetings and communicate effectively with other team members and clients.

We Offer:

• Challenging and inspiring projects with the usage of modern technologies;
• Medical Insurance after probation period;
• English and German classes;
• Personal development plan;
• Law agency support;
• Competitive salary and regular performance reviews;
• Paid business trips, and relocation support;
• 18 working days paid vacation;
• Flexible working schedule, employee-friendly HR policy;
• Reimbursement of professional Salesforce certification;
• Possibility to develop as a certified mentor in Salesforce;
• Open communication and a friendly atmosphere within the team;
• Modern, full of sun, loft office, cozy kitchen, unlimited access to play zone, free snacks, and cookies;
• Tasty coffee from Chehovych Roastery.

Client Overview

Our client is a global UK-based financial services and investment banking organization developing an AI-powered document processing and automation platform used across multiple business units. The platform focuses on large-scale data processing, workflow automation, integration with internal systems, and delivering modern digital capabilities for the wider banking group.

Position Overview

We are looking for a Senior Full-Stack Engineer to join a cross-functional engineering team building core components of the AI-driven document processing platform. This position requires strong backend engineering experience with Python as well as solid front-end or full-stack proficiency with TypeScript (preferably React, Next.js, or similar frameworks).
You will work on delivering scalable APIs, microservices, data workflows, and UI components that power document automation features, internal tools, and operational dashboards. The role involves close collaboration with product, architecture, GenAI, and platform engineering teams.
This role is ideal for someone who is hands-on, highly technical, and comfortable designing, developing, and deploying production-grade systems in cloud environments (preferably Google Cloud).

Key Responsibilities

• Design, develop, and maintain backend services using Python (FastAPI, Flask, Django, or similar frameworks).
• Build front-end components and UIs using TypeScript (React, Next.js, or similar frameworks).
• Develop and integrate REST APIs and microservices, ensuring strong performance, reliability, and observability.
• Collaborate closely with GenAI engineers to integrate AI-driven features and document-processing flows.
• Implement data processing pipelines for structured and unstructured data.
• Work with Google Cloud Platform services such as Cloud Run, Cloud Functions, Pub/Sub, and Cloud Storage.
• Contribute to the platform’s architecture, design patterns, and technical decision-making.
• Write automated tests and ensure a high level of code quality, maintainability, and security.
• Partner with product managers, designers, and QA engineers to deliver high-quality solutions on time.
• Document code, service interfaces, workflows, and architectural decisions.

Requirements

• 6+ years of professional software engineering experience, with significant work in both backend and full-stack roles.
• Strong proficiency in Python (FastAPI, Flask, Django, or similar).
• Solid experience with TypeScript and modern front-end frameworks (React, Next.js, or similar).
• Hands-on experience designing and implementing microservices, APIs, and backend systems.
• Strong understanding of databases: relational (PostgreSQL, MySQL) and/or NoSQL (MongoDB, Firestore).
• Experience with any cloud providers (AWS/Azure).
• Familiarity with CI/CD pipelines, Docker, Git, and modern DevOps practices.
• Strong understanding of software engineering principles: scalability, reliability, performance, and security.
• Experience working in agile, cross-functional teams on complex products.
• Excellent communication skills and ability to work with both technical and non-technical stakeholders.

Nice to Have

• Experience working with AI/ML or GenAI-driven systems.
• Experience with Google Cloud Platform 
• Familiarity with Vertex AI, Gemini, or integration with LLM-powered services.
• Experience with WebSockets, event-driven architectures, or Pub/Sub.
• Knowledge of authentication/authorization standards (OAuth2, JWT, IAM).
• Experience with document processing, OCR, or workflow automation.

We offer*:

• Flexible working format - remote, office-based or flexible
• A competitive salary and good compensation package
• Personalized career growth
• Professional development tools (mentorship program, tech talks and trainings, centers of excellence, and more)
• Active tech communities with regular knowledge sharing
• Education reimbursement
• Memorable anniversary presents
• Corporate events and team buildings
• Other location-specific benefits

*not applicable for freelancers

PLEASE NOTE that we are searching for candidates who are located in Lviv and are able to visit office in Lviv.

About us:

EveryMatrix is a leading B2B SaaS provider delivering iGaming software, content and services. We provide casino, sports betting, platform and payments, and affiliate management to 200 customers worldwide.

But that's not all! We're not just about numbers, we're about people. With a team of over 1000 passionate individuals spread across twelve countries in Europe, Asia, and the US, we're all united by our love for innovation and teamwork.

EveryMatrix is a member of the World Lottery Association (WLA) and European Lotteries Association. In September 2023 it became the first iGaming supplier to receive WLA Safer Gambling Certification. EveryMatrix is proud of its commitment to safer gambling and player protection whilst producing market leading gaming solutions.

Join us on this exciting journey as we continue to redefine the iGaming landscape, one groundbreaking solution at a time.
 

We are looking for a passionate and dedicated Junior .NET Developer to join our team in Lviv!

What You'll get to do:

• Hands-on development and integration of the evolving business functionality on the core part of the platform with other office locations.
• Understanding business requirements and their mapping to the given software framework.
• Discussing business requirements along with the Team Leader, Business Analysts, Project Managers, and other parties involved.
• Adhering to the Agile methodology and design principles of the project.
• Working in a test-driven, object-oriented environment.
• Participating in the design and implementation of the new architecture of our next-generation platform.
• Offering the QA and support team assistance whenever issues arise.
• Adhere to best practice development standards (such as continuous integration and deployment).
• Ability to understand the complex technical architecture.
• Ability to manage multiple priorities, commitments and tasks.

What You need to know:

• Knowledge of C#, NET Framework 4.8 or .NET 5+, OOP and OOD concepts;
• Understanding of service-oriented architecture;
• Web development understanding: ASP.NET Core, ASP.NET Web API;
• Knowledge of SQL syntax;
• Intermediate or upper English level.

Nice to have:

• Technical education is a plus but not required;
• Experience with ADO.NET or any ORM like Dapper or Entity Framework;
• Experience with LINQ;
• Experience with MySQL and/or PostgreSQL;
• Experience with Docker;
• Experience with version control system;
• Knowledge of CI/CD practices.

Here's what we offer:

• Start with 22 days of annual leave, with 2 additional days added each year, up to 32 days by your fifth year with us.
• 3 sick leave days per year, no doctor's note required; 30 medical leave days with medical allowance
• Hybrid work schedule is available after the first three months of employment, with up to 50 days of work from home per year.
• Benefit from two Free Fridays each year, limited to one per quarter.
• Daily catered lunch or monthly lunch allowance. 
• Private Medical Subscription. 
• Access online learning platforms like Udemy for Business, LinkedIn Learning or O’Reilly, and a budget for external training.
• Gym allowance.
• Corporate English lessons.
• Support for New Parents:
• 21 weeks of paid maternity leave, with the flexibility to work from home full-time until your child turns 1 year old.
• 4 weeks of paternity leave, plus the flexibility to work from home full-time until your child is 13 weeks old.

Our office perks include on-site massages and frequent team-building activities in various locations.

At EveryMatrix, we're committed to creating a supportive and inclusive workplace where you can thrive both personally and professionally. Come join us and experience the difference!

About the Project

We are building and scaling several internal platforms and infrastructure systems, including a proprietary CMS, publishing infrastructure, and a custom CI/CD platform. Instead of relying on typical off-the-shelf solutions, our systems are designed with a heavily tailored architecture focused on performance, scalability, asynchronous processing, and operational flexibility.

Key Responsibilities

End-to-end platform development

Architect, implement, and support new functionality across the stack using TypeScript, Node.js (Express), and React.

Platform & publishing infrastructure

Develop and improve our custom publishing and live preview systems, including work with Server-Sent Events (SSE), asynchronous workflows, Redis caching, and HTML processing/sanitization pipelines.

Performance & architecture optimization

Identify bottlenecks, optimize application performance, and contribute to the evolution of internal architecture, infrastructure tooling, backend services, and deployment workflows.

Frontend systems & editor functionality

Enhance our in-house React-based builder and rich-text editor by implementing new components, shortcodes, draft/publish workflows, and complex frontend state synchronization.

State handling

Work with complex, high-frequency frontend state using Redux Toolkit, RTK Query, and Shared Web Workers for cross-tab synchronization.

Tech Stack

Languages: TypeScript, Node.js (v22+)

Frontend: React (v18), Redux Toolkit & RTK Query

Backend: Express.js, JWT-based authentication

Data & caching: PostgreSQL (pg-native), Redis (ioredis), internally developed ORM/cache layer with code generation

Infrastructure & Tooling: AWS, Parcel, Playwright, ESLint, Prettier, CI/CD automation

What We’re Looking For

Strong Node.js & TypeScript expertise

Deep understanding of asynchronous systems, event loop behavior, memory management, garbage collection, and backend performance optimization.

Advanced React experience

Strong experience with React hooks, rendering optimization, and complex frontend state management.

Systems & architecture mindset

Comfortable working beyond standard frameworks (e.g., avoiding typical off-the-shelf solutions like Next.js/Prisma) and contributing to custom architectures, distributed workflows, caching strategies, IPC-based services, and performance-sensitive systems.

Ownership mentality

Proactively identify bottlenecks, suggest improvements, and take responsibility for delivering features from idea to production and monitoring.

High autonomy

Ability to operate independently, handle unclear requirements, and navigate complex or undocumented codebases.

Our client is a leading U.S. fashion retailer, offering apparel, footwear, beauty, and home goods. It operates 350+ stores and robust online platforms, combining in-store and digital experiences.

We’re looking for a backend-focused Software Engineer (70% Backend / 30% Frontend) to join a high-impact team.

In this role, you’ll help design, build, and maintain scalable systems that power seamless digital customer experiences. You’ll work closely with cross-functional teams to deliver reliable, high-quality solutions while continuously improving engineering practices.

Responsibilities

• Design, build, and maintain backend services (REST APIs, event-driven systems, databases, cloud infrastructure)
• Collaborate with engineers, product managers, and partner teams in an agile environment
• Write clean, maintainable, and well-tested code following best practices
• Contribute to system design and technical decision-making
• Support and enhance full-stack features when needed (primarily backend-focused)
• Participate in code reviews and help improve overall code quality
• Troubleshoot performance issues and optimize system reliability
• Contribute to monitoring, logging, and observability (metrics, dashboards, alerts)
• Ensure solutions meet security and quality standards

Skills Required

• Strong backend development experience (REST APIs, microservices, event-driven architecture)
• Solid understanding of software engineering fundamentals (OOP, design patterns, data modeling, algorithms)
• Experience with at least one backend language (e.g., Go, Java, .NET)
• Familiarity with cloud platforms (AWS or similar) and modern infrastructure
• Basic frontend experience (JavaScript, React/TypeScript)
• Experience with CI/CD, testing, and modern development workflows
• Familiarity with Docker/Kubernetes and monitoring tools is a plus
• Strong communication skills and ability to work in collaborative teams

Looking for a Middle Full Stack Developer to join a USA-based project, and take ownership of building and maintaining third-party integrations on a modern B2B platform. Our product helps businesses make smarter use of their data by connecting external tools — file storage, communication platforms, and project management systems into an AI-powered knowledge layer. 
 

Requirements:
— 3+ years of experience in web development with TypeScript and Node.js across both frontend and backend.
— Strong experience with React, including modern patterns (Server Components, Server Actions, hooks, component architecture).
— Hands-on experience building and consuming REST APIs, including OAuth 2.0 authorization flows (authorization code grant, token refresh, service-to-service auth).
— Working knowledge of relational databases and ORMs (we use PostgreSQL and Prisma).
— Experience with background job processing, task queues, or worker-based architectures (we use BullMQ with Redis/Valkey).
— Familiarity with Next.js (App Router) or a similar full-stack framework.
— Proficiency with Git and comfort working in a monorepo (pnpm + Turborepo).
— Strong problem-solving skills and attention to detail — integration work requires debugging across multiple systems and APIs.
— A proactive, organized, and independent approach to work. You’ll own features end-to-end, from database schema to UI.
— Upper-intermediate or higher English proficiency, enabling effective communication within an international team.

Nice to have:
— Familiarity with third-party APIs.
— Experience with AI/LLM integrations or working on AI-adjacent products.
— Familiarity with OpenTelemetry, structured logging, or observability tooling.
 

Responsibilities:
— Design, build, and maintain third-party integrations end-to-end: OAuth flows, API route handlers, database models, background sync workers, and admin/user-facing configuration UIs.
— Implement reliable data crawling and synchronization pipelines that run as background tasks, handling rate limiting, pagination, error recovery, and incremental sync.
— Work with PostgreSQL (Prisma) to design schemas for integration credentials, sync state, and external resource mappings.
— Build admin setup flows and user-facing integration pages using React, Next.js Server Components.
— Collaborate with the team on architecture decisions for new integrations.
— Ensure production reliability through proper error handling, OpenTelemetry instrumentation, and structured logging.
— Contribute to shared packages in our monorepo — integrations library, server actions, operations queue, and UI components.

Interview stages:
— HR interview (30 minutes).
— Technical interview (1 hour).
— Interview with the customer (1 hour).
— Job offer 🎉🎉🎉
 

We offer:
— Competitive salary.
— Challenging tasks and projects.
— Opportunities for professional development and growth.
— Flexible working hours.
— New hardware.
— Free English lessons.
— Table tennis and yoga classes.
— Availability of generators and Starlinks in the office.
— Small gym in the office.
— Adjustable height tables.
— Regular office fruit delivery and other benefits.

Let’s create value together!

About the role:

We’re looking for a proactive Mobile Developer who is ready to take ownership and work quite independently. This role is not just about coding tasks — you’ll be involved in building and improving the product.

Requirements:

• Basic knowledge of Swift / Kotlin / Java
• Understanding of mobile app architecture
• Experience with API integrations
• Pet projects or real cases
• Ability to work independently
• Proactive mindset and willingness to take ownership

Nice to have:

• Experience with Flutter / React Native
• Understanding of product thinking
• Experience launching own apps

Responsibilities:

• Develop new features from scratch
• Improve and support existing functionality
• Test hypotheses and iterate on product ideas
• Suggest improvements and new features
• Take ownership of tasks and deliver results

We offer:

• High level of ownership and impact
• Freedom in decision-making
• Flexible schedule
• Opportunity to grow with the product

Intetics Inc., a global technology company providing custom software application development, distributed professional teams, software product quality assessment, and “all-things-digital” solutions, is looking for a Software Engineer to join our dynamic team.

Engagement: short-term
Workload: 50–100 hours per month

Responsibilities

• Integration of PLM/PDM systems

• Development of plugins for CAD systems

   

Technical Requirements

• Hands-on experience with Siemens NX, SolidWorks, CATIA, and other CAD/CAM/CAE systems (plugin development)
• Strong/expert-level experience with Siemens Teamcenter, SolidWorks PDM/PLM, and similar systems

• Proficiency in .NET / C#

   

Specific Requirements

• Expert-level knowledge of Siemens Teamcenter and other PDM/PLM systems

About the role:

We’re looking for a proactive Game Developer who is ready to take ownership and work independently. This role involves not only development, but also contributing ideas and improving the product.

🔹 Skills:

• Unity (C#) or Unreal Engine (C++ / Blueprints) — basic working level
• Understanding of game development fundamentals
• Experience with game mechanics implementation
• Basic knowledge of Git
• Debugging skills
• Ability to work independently
• Problem-solving mindset
• Proactivity and ownership

🔹 Nice to have:

• Experience with both Unity and Unreal
• Mobile game development experience
• Released or pet projects (GitHub / portfolio)
• Understanding of monetization / game loops

🔹 Responsibilities:

• Develop game features and mechanics
• Improve existing functionality
• Test and iterate on game ideas
• Suggest new features and improvements
• Take ownership of tasks and deliver results

🔹 We offer:

• High level of ownership and impact
• Freedom in decision-making
• Flexible schedule
• Opportunity to grow with the product

About the Role

RadiantRFID is looking for an experienced Software Engineer to be part of our agile and growing software development team. As part of a small team, you will have an immediate and measurable impact on our fast-growing business by helping us reach the next level and stage of growth. We work hard, but we have lots of fun doing it. If a cool, collaborative, and challenging work environment sounds appealing, you’ll fit right in.

What You'll Do

The software engineer will be responsible for

• Developing technical solutions to satisfy business needs,
• Implementing solutions in a timely manner,
• Collaborating with and helping other developers,

Basic Qualifications

Strong experience and knowledge in

• 5+ years of professional experience developing production systems
• 3+ years Experience with C#/ .NET.
• Experience with ASP.NET WebForms and MVC.
• Experience with HTML, JavaScript, CSS.
• Experience with front-end web application frameworks (React).
• Experience with building and consuming web services (WCF, ASP.NET Web API, SOAP, REST).
• Experience with SQL and/or NoSQL databases (MS SQL Server).
• Experience with unit testing and test-driven development.
• Experience with version control and issue tracking systems (Git, JIRA).
• Knowledge of object oriented design principles, design patterns and architecture principles.

Preferred Qualifications

• Experience with cloud computing services (Amazon Web Services)
• Experience with Angular JS
• Experience in driving systemic operational improvements
• Experience working with cross-functional teams 
• Experience in delivering complex software features
• IT relevant education
• Excellent written and oral communication skills, analytical skills, attention to detail and curiosity.
• Open minded, easy to communicate with, team player, able to learn quickly, able to work both independently and as a member of a team

Why Work at Radiant?

We are a US based company that works with RFID solutions using RFID, BLE, GPS and barcode technologies to implement cutting-edge solutions that automate asset accountability in a wide variety of situations.

We deliver solutions and services that enable our customers to keep track of their most valuable and dynamic assets. For enterprise organizations, they are often complex technology systems ranging from data centers to industrial equipment.

We are an Enterprise Solutions and Services company that provides a cloud-based (or on-premise) Solution as a Service (SolaaS) platform for the management, tracking and analysis of large numbers of highly-mobile and high value production assets, non-production assets and work-in-process tracking. Our solutions save a typical industrial customer tens of millions (or more) annually due to production downtime, productivity loss and fines due to inventory audit failures. In addition, data is collected and tracked and is available for operational and financial analysis to improve operational processes, workflow and increase efficiencies.

See more details at www.radiantrfid.com

Build data-intensive systems that actually scale. Own distributed processing, not just services. Shape how large-scale data flows power products.
 

We’re looking for a Senior Scala / Data Engineer for one of our clients — a company operating in a data-heavy, distributed systems environment. This is a hands-on role for someone with a strong Scala background who has built and optimized high-performance data systems in production.

This role is for someone who takes full ownership of distributed data systems — from architecture to performance. You’ll work on complex, large-scale data processing challenges where efficiency, scalability, and fault tolerance are critical.
 

Your responsibilities will include:

• Build and optimize distributed data processing systems using Scala;
• Design and implement high-throughput, low-latency data pipelines;
• Work with big data frameworks (e.g., Spark) and distributed architectures;
• Develop and maintain scalable backend services for data-intensive workloads;
• Optimize performance of data processing jobs and infrastructure;
• Ensure fault tolerance and resilience of distributed systems;
• Implement monitoring, logging, and observability for data pipelines;
• Collaborate with engineering teams to design scalable system architectures;
• Contribute to cross-functional backend and data engineering efforts;
• Ensure high standards of code quality, performance, and reliability.
   

What we expect from you:

• Strong experience with Scala in production environments;
• Proven experience as a Senior Data Engineer or Backend Engineer in data-heavy systems;
• Strong understanding of distributed systems and parallel processing;
• Experience with big data technologies (Spark, Kafka, etc.);
• Strong knowledge of JVM ecosystem and performance tuning;
• Experience building high-load, scalable systems;
• Strong system design and architectural thinking;
• Ability to work independently and take ownership;
• Strong problem-solving skills in complex, distributed environments;
• English level: B2+ (C1 preferred);
• Availability to work in EU timezone.
   

Nice to have:

• Experience with functional programming paradigms;
• Experience with cloud infrastructure (AWS / GCP);
• Experience with stream processing frameworks (Flink, Akka Streams);
• Background in low-latency or real-time systems;
• Experience in niche or hard-to-hire tech domains.
   

We offer:

• Six-month full-time contract engagement;
• Remote work with overlap in US business hours;
• High-impact project with direct influence on production AI systems;
• Close collaboration with client’s product and engineering teams;
• Opportunity to build core infrastructure for real-world AI applications — not prototypes.

Job Description

• 2+ years of experience with Java 8-17. Groovy, Kotlin.
• Good understanding of object-oriented programming concepts;
• Good understanding of UI and API services automation testing;
• Experience with Docker
• Experience working with business-critical customer-facing applications (user interfaces, APIs, and back-end services);
• Excellent communication skills with emphasis on writing detail-oriented documents and communications;
• Experience with Linux.
• Experience working with and configuring CI/CD (e.g., GitHub Actions, Jenkins)
• Deal well with ambiguous/undefined problems. Ability to think abstractly. A proactive approach to tasks;
• Shifted working hours 12pm till 8pm EEST timezone

Nice to have:

• Experience with Python and the Pytest framework
• Experience with SQL (MySQL)
• Practical knowledge of UI automation: Playwright or Selenium
• Familiarity with test reporting tools

Job Responsibilities

• Be responsible for designing and implementing build and test infrastructure, creating and enforcing good engineering practices, and evaluating product quality for various external and/or internal products
• Work on problems in a number of areas, including application performance.
• Build out our automated testing infrastructure to help us build reliable, scalable, high-quality products and services
• Participate in design and implementation of test infrastructure to support building and moving services into a Continuous Deployment environment
• Conduct research and create Proof of Concepts on new testing technologies/tools/concepts
• Design test strategies by analyzing and dissecting complex heavily integrated software systems
• Work collaboratively with fellow SDETs and developers to design, build and maintain a scalable, maintainable and flexible automation test framework
• Investigate root cause of issues to assist with finding the most comprehensive and robust solutions
• Collaborate closely with product, project and development teams to identify and resolve technical, business, and process related issues

We're looking for Senior Java Developer who has experience with custodial wallets + chains ( BTC, ETH, SOL, TRX) to join our team
 

Project is building an internal wallet technology platform for custodial operations across Bitcoin, Ethereum, Solana, and TRON. The platform will unify policy and governance, wallet management, transaction construction and execution, and signing coordination under a single client-owned stack, replacing the current fragmented model of multiple vendor-specific policy engines, wallet registries, and governance frameworks.

     Responsibilities:

• Build secure transaction flows for construction, signing coordination, broadcasting, and confirmation monitoring across multiple blockchain networks, ensuring reliability and scalability.
• Implement policy/governance engines for approval workflows, role-based access control, transaction limits, whitelisting, and compliance rules within a unified internal platform.
• Integrate and optimize blockchain node infrastructure, third-party APIs, and monitoring systems to maintain high availability, performance, and operational resilience.

We are an IT services company based out of San Francisco, USA. ​​We build and acquire expert engineering teams to help our clients meet their business needs and solve their operational challenges.

We are looking for a Senior Software Engineer for long-term contract work to join one of our client’s Development Product Teams. You will join a Web Development and API Team responsible for integrations with company internal systems like Sharepoint, Salesforce, Zendesk, and others.

This position may require working between the hours 12:00 PM to 8:00 PM Kyiv time. 

Responsibilities:

• Design, implement and maintain backend services and APIs using .NET (C#) and microservices patterns.
• Develop responsive frontend applications using React; maintain component library with Storybook and integrate with CMS.
• Design and optimize relational database schemas and queries (e.g., SQL Server, PostgreSQL).
• Build, maintain and improve CI/CD pipelines and infrastructure in Azure (Azure DevOps / GitHub Actions, Terraform, etc.).
• Manage environments (stage/prod), release processes, runtime support, monitoring, logging, security and incident response.
• Design and implement API integrations with third-party services (REST, SOAP, GraphQL), ensuring security, reliability and versioning.
• Use AI-assisted coding tools (required — experience with Claude Code or another code-generation AI) to accelerate development, refactoring and reviews.
• Perform code reviews, and contribute to architectural decisions.

Requirements:

• 8+ years of professional experience in web application development; proven senior-level capability.
• Strong proficiency in .NET (C#) for building APIs and services.
• Solid experience in React, including hooks and modern state management patterns.
• Practical experience with Azure services (App Services, AKS, Functions, Storage, Key Vault, etc.) and CI/CD.
• Hands-on DevOps experience: automation, containerization (Docker), orchestration.
• Experience managing runtime environments and ensuring availability, scalability, observability, alerting, and recovery.
• Strong knowledge of relational databases and query/schema optimization.
• Experience with Storybook and CMS-driven component/content workflows.
• Demonstrated experience designing and implementing robust API integrations (REST, SOAP, GraphQL).
• Using AI coding tools (Claude Code or similar) as part of the workflow
• English proficiency required for clear and quality written and verbal communication

Would be a plus:

• Node.js development experience.
• Salesforce integration experience.