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Senior Full stack Engineer (.NET/React)

Hiring from
Ukraine
Work type
Remote
Posted
Sep 25, 2026
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Svitla Systems Inc. is looking for a Senior Full stack Engineer (.NET/React) for a full-time position (40 hours per week) in Ukraine. Our client is a middle-market private equity firm that gathers information and reports to enhance environmental and social impacts on the customer’s business.

Role: 70% back end, 30% front end.

Overlap till 20:00 pm EEST.

Requirements

  • 5+ years of commercial software development experience.
  • Strong experience with REACT and JavaScript/TypeScript for Web UIs.
  • Good experience with C#, JSON, REST APIs.
  • In-depth understanding of web development.
  • Knowledge of best practices in back-end architecture, including performance, security and scalability.
  • Experience with Azure Cloud hosting and scaling web applications.
  • Knowledge of Azure technologies and environment.
  • Knowledge in authentication concepts and technologies such as OAuth, OpenID, Azure Active Directory B2C.
  • Working knowledge of Agile Scrum development methodologies.
  • Working knowledge of Azure DevOps at the level of repository management, work tracking, and CI/CD pipelines.
  • Domain knowledge in life-cycle assessment is an asset.
  • Good communication skills in English.
  • University degree in Computer Science, related field, or equivalent experience.

Will be a plus

  • Strong analytical and problem-solving skills.
  • Work effectively independently and in a dynamic team environment.
  • Proven time management, organizational and follow-up skills to meet deadlines.
  • Quality-oriented with a passion for customer satisfaction.
  • Excellent interpersonal skills.
  • Must be willing to learn new technologies and processes as needed.
  • Strong work ethic and professionalism.

Responsibilities

  • Work as part of an agile development team to design, estimate, develop, test, and deliver commercial software products.
  • Drive UI architecture, design, and develop rich UI web applications and reusable UI components.
  • Ensure best practices, design guidelines for UI development.
  • Provide technical leadership to fellow UI engineers ( the role is not a tech lead one).
  • Write clean code to develop functional web applications and server-side applications.
  • Develop and design generic, secure & scalable RESTful services and APIs.
  • Write unit and integration tests and collaborate with QA for resolution of issues.
  • Collaborate with product owners and product managers to understand business requirements and for user story creation and refinement.
  • Provide input for project estimation, planning, timelines, and status
  • Perform other duties and responsibilities, as necessary.

WE OFFER

  • US and EU projects based on advanced technologies.
  • Competitive compensation based on skills and experience.
  • Regular performance appraisals to support your growth.
  • Flexibility in workspace, either remote or in one of our development offices.
  • Comprehensive medical insurance, including dental and massages.
  • Personalized learning program tailored to your interests and skill development.
  • Sport reimbursement program for onsite and online activities.
  • Bonuses for recommendations of new employees.
  • Bonuses for article writing, public talks, and other activities.
  • 20 vacation days, 10 national holidays and 5 sick leaves.
  • Maternity leave policy and family days off.
  • Free tech webinars and meetups organized by Svitla.
  • Welcome and anniversary presents, gifts for children, and more.
  • Regular corporate events and meetups.
  • Awesome team, friendly and supportive community!

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